# SendSafely, Virtru Email Encryption vs Cisco Duo Comparison

| | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Star Rating** | 4.8 out of 5 | 4.4 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 46 | 407 | 514 | 
| **Largest Market Segment** | Small-Business (44.4% of reviews) | Mid-Market (46.7% of reviews) | Enterprise (43.3% of reviews) | 
| **Entry Level Price** | No pricing available | Starting at $119.00 5 Users Per Month | Free | 

---
## Top Pros & Cons

### SendSafely

Pros:
- Ease of Use (10 reviews)
- File Sharing (9 reviews)

Cons:
- Access Limitations (2 reviews)
- Email Issues (1 reviews)

### Virtru Email Encryption

Pros:
- Ease of Use (80 reviews)
- Security (78 reviews)

Cons:
- Email Issues (55 reviews)
- Email Encryption Issues (44 reviews)

### Cisco Duo

Pros:
- Ease of Use (71 reviews)
- Security (67 reviews)

Cons:
- Authentication Issues (24 reviews)
- Login Issues (16 reviews)

---
## Ratings Comparison
| Rating | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
  | **Meets Requirements** | 9.6 (38 reviews) | 9.3 (317 reviews) | 9.4 (402 reviews) | 
  | **Ease of Use** | 9.6 (38 reviews) | 9.1 (319 reviews) | 9.3 (408 reviews) | 
  | **Ease of Setup** | 9.7 (24 reviews) | 9.2 (172 reviews) | 9.0 (164 reviews) | 
  | **Ease of Admin** | 9.8 (18 reviews) | 8.9 (115 reviews) | 9.2 (95 reviews) | 
  | **Quality of Support** | 9.6 (32 reviews) | 8.8 (237 reviews) | 8.9 (309 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.9 (18 reviews) | 8.9 (114 reviews) | 9.2 (93 reviews) | 
  | **Product Direction (% positive)** | 9.1 (38 reviews) | 8.3 (300 reviews) | 8.4 (388 reviews) | 

---
## Pricing

### SendSafely

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Virtru Email Encryption

#### Entry-Level Pricing

Plan: Starter Data Protection Package

Price: Starting at $119.00 5 Users Per Month

Description: For small businesses seeking simple email data protection. Includes 5 users.

Key Features:
- Securely send end-to-end encrypted email & attachments
- Supports Microsoft M365, and Google Workspace
- Set expiration dates and revoke access as needed

[Browse all 4 editions](https://www.g2.com/products/virtru-email-encryption/pricing)

#### Free Trial

No

### Cisco Duo

#### Entry-Level Pricing

Plan: Duo Free

Price: Free

Description: Protect access to federated cloud and on-premises applications with Duo's easy-to-use two-factor authentication.

Key Features:
- Add up to 10 users
- Strong MFA
- Seamless integrations

[Browse all 4 editions](https://www.g2.com/products/cisco-duo/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Single Sign-On (SSO)

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 9.3/10 | 115 |

#### Authentication Options

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Authentication User experience** | Not enough data | Not enough data | 9.3 (98 reviews) | 
| **Supports Required Authentication systems** | Not enough data | Not enough data | 9.3 (96 reviews) | 
| **Multi-Factor Authentication** | Not enough data | Not enough data | 9.6 (99 reviews) | 
| **Supports Required Authentication Methods/Protocols** | Not enough data | Not enough data | 9.4 (89 reviews) | 
| **Federation/SAML support (idp)** | Not enough data | Not enough data | 9.1 (68 reviews) | 
| **Federation/SAML support (sp)** | Not enough data | Not enough data | 9.4 (66 reviews) | 

#### Access Control Types

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Endpoint access** | Not enough data | Not enough data | 9.6 (82 reviews) | 
| **Local Access** | Not enough data | Not enough data | 9.3 (84 reviews) | 
| **Remote Access** | Not enough data | Not enough data | 9.5 (90 reviews) | 
| **Partner Access** | Not enough data | Not enough data | 9.1 (69 reviews) | 
| **Supports BYOD users** | Not enough data | Not enough data | 9.2 (73 reviews) | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Ease of installation on server** | Not enough data | Not enough data | 9.1 (78 reviews) | 
| **Password Policy Enforcement** | Not enough data | Not enough data | 9.4 (77 reviews) | 
| **Administration Console** | Not enough data | Not enough data | 9.3 (75 reviews) | 
| **Ease of connecting applications** | Not enough data | Not enough data | 9.3 (78 reviews) | 
| **Self Service Password Administration** | Not enough data | Not enough data | 9.0 (77 reviews) | 

#### Platform

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Multiple Operating system support** | Not enough data | Not enough data | 9.4 (85 reviews) | 
| **Multi-Domain Support** | Not enough data | Not enough data | 9.5 (80 reviews) | 
| **Cross Browser support** | Not enough data | Not enough data | 9.4 (79 reviews) | 
| **Fail over protection** | Not enough data | Not enough data | 9.1 (68 reviews) | 
| **Reporting** | Not enough data | Not enough data | 9.1 (71 reviews) | 
| **Auditing** | Not enough data | Not enough data | 9.0 (67 reviews) | 
| **Third Party Web Services support** | Not enough data | Not enough data | 9.1 (71 reviews) | 

### Multi-Factor Authentication (MFA)

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 8.5/10 | 192 |

#### Authentication type

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **SMS-Based** | Not enough data | Not enough data | 8.4 (145 reviews) ✓ Verified | 
| **Voice-Based Telephony** | Not enough data | Not enough data | 7.8 (127 reviews) ✓ Verified | 
| **Email-Based** | Not enough data | Not enough data | 8.0 (121 reviews) | 
| **Hardware Token-Based** | Not enough data | Not enough data | 8.2 (124 reviews) ✓ Verified | 
| **Software Token** | Not enough data | Not enough data | 8.8 (140 reviews) ✓ Verified | 
| **Biometric Factor** | Not enough data | Not enough data | 8.3 (122 reviews) ✓ Verified | 
| **Mobile-Push** | Not enough data | Not enough data | 9.3 (161 reviews) ✓ Verified | 
| **Risk-Based Authentication** | Not enough data | Not enough data | 8.7 (121 reviews) ✓ Verified | 

#### Functionality

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Multi-Device Sync** | Not enough data | Not enough data | 8.8 (130 reviews) ✓ Verified | 
| **Backup** | Not enough data | Not enough data | 8.1 (118 reviews) | 

#### Implementation

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Easy Setup** | Not enough data | Not enough data | 9.1 (155 reviews) ✓ Verified | 
| **Mobile SDK** | Not enough data | Not enough data | 8.5 (116 reviews) | 
| **Web SDK** | Not enough data | Not enough data | 8.2 (113 reviews) | 

### HIPAA Compliant Messaging

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 9.5/10 | 55 |
| **Cisco Duo** | N/A | N/A |

#### Platform

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **User Authorization - HIPAA Compliant Messaging** | Not enough data | 9.5 (47 reviews) | Not enough data | 
| **Compliant Texting - HIPAA Compliant Messaging** | Not enough data | Feature Not Available | Not enough data | 
| **Compliant Emailing - HIPAA Compliant Messaging** | Not enough data | 9.6 (52 reviews) | Not enough data | 
| **Clinical Communication - HIPAA Compliance** | Not enough data | 9.7 (30 reviews) | Not enough data | 
| **HIPAA Compliance - HIPAA Compliant Messaging** | Not enough data | 9.5 (35 reviews) | Not enough data | 
| **Operating Systems - HIPAA Compliant Messaging** | Not enough data | 9.4 (44 reviews) | Not enough data | 
| **Message Lifespan - HIPAA Compliant Messaging** | Not enough data | 9.3 (46 reviews) | Not enough data | 
| **Workflow Enhancement - HIPAA Compliant Messaging** | Not enough data | 9.3 (44 reviews) | Not enough data | 

### Zero Trust Networking

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 8.6/10 | 58 |

#### Network Management

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Network Segmentation** | Not enough data | Not enough data | 8.6 (22 reviews) | 
| **Network Mapping** | Not enough data | Not enough data | 8.5 (24 reviews) | 
| **Security Analytics** | Not enough data | Not enough data | 8.7 (24 reviews) | 
| **API/Integrations** | Not enough data | Not enough data | 8.9 (40 reviews) | 

#### Security

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Security Automation** | Not enough data | Not enough data | 9.0 (24 reviews) | 
| **Application Security** | Not enough data | Not enough data | 9.5 (47 reviews) | 
| **Workload Protection** | Not enough data | Not enough data | 8.6 (23 reviews) | 
| **Data Protection** | Not enough data | Not enough data | 9.2 (26 reviews) | 

#### Identity Management

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Adaptive Access Control** | Not enough data | Not enough data | 9.0 (27 reviews) | 
| **Identity Scoring** | Not enough data | Not enough data | 8.5 (24 reviews) | 
| **User Monitoring** | Not enough data | Not enough data | 8.7 (26 reviews) | 

#### Generative AI

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | 6.9 (12 reviews) | 
| **AI Text Generation** | Not enough data | Not enough data | 7.1 (12 reviews) | 

### Cloud Data Security

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 8.8/10 | 28 |
| **Cisco Duo** | 8.9/10 | 38 |

#### Data Protection

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Data Masking** | Not enough data | 8.8 (20 reviews) | 8.9 (29 reviews) | 
| **Data Encryption/Security** | Not enough data | 9.4 (25 reviews) | 9.1 (34 reviews) | 
| **Data loss Prevention** | Not enough data | 8.8 (20 reviews) | 9.0 (32 reviews) | 
| **Anomoly Detection** | Not enough data | 8.8 (15 reviews) | 8.7 (30 reviews) | 
| **Sensitive Data Compliance** | Not enough data | 9.2 (20 reviews) | 9.4 (33 reviews) | 

#### Analysis

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Cloud Gap Analytics** | Not enough data | 8.4 (15 reviews) | 8.5 (31 reviews) | 
| **Compliance Monitoring** | Not enough data | 8.7 (17 reviews) | 8.8 (31 reviews) | 
| **User Analytics** | Not enough data | 8.3 (17 reviews) | 8.9 (31 reviews) | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Auditing** | Not enough data | 8.6 (16 reviews) | 8.8 (29 reviews) | 
| **Data Discovery** | Not enough data | 8.5 (16 reviews) | 8.4 (28 reviews) | 
| **Access Control** | Not enough data | 8.9 (17 reviews) | 8.9 (30 reviews) | 

### Data-Centric Security

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 8.9/10 | 30 |
| **Cisco Duo** | N/A | N/A |

#### Data Protection

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Sensitive Data Discovery** | Not enough data | 8.4 (21 reviews) | Not enough data | 
| **Structured and Unstructured Data** | Not enough data | 8.8 (19 reviews) | Not enough data | 
| **Encryption** | Not enough data | 9.6 (25 reviews) | Not enough data | 
| **Persistent Protection** | Not enough data | 9.3 (22 reviews) | Not enough data | 
| **Data Masking** | Not enough data | Feature Not Available | Not enough data | 
| **Data Governance and Access Management** | Not enough data | 8.9 (20 reviews) | Not enough data | 
| **Audit and Reporting** | Not enough data | 9.0 (17 reviews) | Not enough data | 

#### Compliance

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **At-Risk Analysis** | Not enough data | Feature Not Available | Not enough data | 
| **DLP Configuration** | Not enough data | 8.7 (18 reviews) | Not enough data | 

#### Usability

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Visualization** | Not enough data | Feature Not Available | Not enough data | 
| **AI Algorithyms** | Not enough data | Feature Not Available | Not enough data | 
| **Cross-Platforms** | Not enough data | 9.1 (19 reviews) | Not enough data | 

### Encryption Key Management

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | N/A | N/A |

#### Functionality

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Durability** | Not enough data | Feature Not Available | Not enough data | 
| **Envelope Encryption** | Not enough data | Feature Not Available | Not enough data | 
| **Automation** | Not enough data | Feature Not Available | Not enough data | 

#### Availability

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **API/Integrations** | Not enough data | Feature Not Available | Not enough data | 
| **Service Integration** | Not enough data | Feature Not Available | Not enough data | 
| **Regional Support** | Not enough data | Not enough data | Not enough data | 
| **Scalability** | Not enough data | Not enough data | Not enough data | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Auditing** | Not enough data | Not enough data | Not enough data | 
| **Compliance** | Not enough data | Not enough data | Not enough data | 
| **Management Console** | Not enough data | Not enough data | Not enough data | 

### Biometric Authentication

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 8.9/10 | 7 |

#### Integration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Uses Open Standards** | Not enough data | Not enough data | 8.9 (6 reviews) | 
| **Mobile SDK** | Not enough data | Not enough data | 8.1 (6 reviews) | 
| **Workforce Authentication** | Not enough data | Not enough data | 9.0 (7 reviews) | 
| **Customer Authentication** | Not enough data | Not enough data | 8.8 (7 reviews) | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Encryption** | Not enough data | Not enough data | 9.3 (7 reviews) | 
| **Audit Trails** | Not enough data | Not enough data | 8.9 (6 reviews) | 
| **Regulatory Compliance** | Not enough data | Not enough data | 9.2 (6 reviews) | 

### Risk-Based Authentication (RBA)

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 9.2/10 | 24 |

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Bi-Directional Identity Synchronization** | Not enough data | Not enough data | 9.4 (18 reviews) | 
| **Policy Management** | Not enough data | Not enough data | 9.1 (21 reviews) | 
| **Cloud Directory** | Not enough data | Not enough data | 9.1 (19 reviews) | 
| **Application Integrations** | Not enough data | Not enough data | Not enough data | 

### Cloud File Security

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | 9.7/10 | 19 |
| **Virtru Email Encryption** | 8.8/10 | 27 |
| **Cisco Duo** | 9.2/10 | 17 |

#### Security

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Encrypted Storage** | 9.9 (18 reviews) | 9.5 (20 reviews) | 9.4 (13 reviews) | 
| **Anomoly Detection** | 9.6 (17 reviews) | 8.4 (16 reviews) | 9.0 (13 reviews) | 
| **Data loss Prevention** | 9.7 (18 reviews) | 9.5 (17 reviews) | 9.1 (13 reviews) | 
| **Policy Enforcement** | 9.8 (18 reviews) | 9.2 (19 reviews) | 9.3 (14 reviews) | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Reporting and Monitoring** | 9.6 (18 reviews) | 8.6 (17 reviews) | 9.6 (15 reviews) | 
| **Breadth of Partner Applications** | 9.6 (19 reviews) | 8.3 (15 reviews) | 9.0 (14 reviews) | 
| **Auditing** | 9.9 (18 reviews) | 8.5 (16 reviews) | 9.3 (14 reviews) | 

#### Access Control

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **User, Role, and Access Management** | 10.0 (18 reviews) | 9.0 (20 reviews) | 9.7 (15 reviews) | 
| **Access Rights** | 9.6 (18 reviews) | 8.8 (17 reviews) | 9.1 (15 reviews) | 
| **User Analytics** | 9.5 (18 reviews) | 8.5 (17 reviews) | 9.2 (14 reviews) | 
| **Compliance Monitoring** | 9.5 (18 reviews) | 8.9 (18 reviews) | 9.0 (14 reviews) | 

### Passwordless Authentication

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 8.8/10 | 43 |

#### Functionality

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **FIDO2-compliant** | Not enough data | Not enough data | 9.0 (34 reviews) | 
| **Works with hardware security keys** | Not enough data | Not enough data | 8.8 (34 reviews) | 
| **Multiple authentication methods** | Not enough data | Not enough data | 9.2 (41 reviews) | 
| **Offline or no-phone solution** | Not enough data | Not enough data | 8.0 (38 reviews) | 

### Identity and Access Management (IAM)

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 9.0/10 | 19 |

#### Functionality

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **User provisioning** | Not enough data | Not enough data | 9.6 (8 reviews) | 
| **Password manager** | Not enough data | Not enough data | 8.3 (10 reviews) | 
| **Single Sign-on** | Not enough data | Not enough data | 8.9 (11 reviews) | 
| **Enforces policies** | Not enough data | Not enough data | 8.7 (10 reviews) | 
| **Authentication** | Not enough data | Not enough data | 9.8 (14 reviews) | 
| **Multi-factor authentication** | Not enough data | Not enough data | 10.0 (17 reviews) | 

####  Type

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **On-premises solution** | Not enough data | Not enough data | 8.7 (10 reviews) | 
| **Cloud-solution** | Not enough data | Not enough data | 8.2 (10 reviews) | 

####  Reporting

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Tracking** | Not enough data | Not enough data | 9.1 (9 reviews) | 
| **Reporting** | Not enough data | Not enough data | 8.8 (10 reviews) | 
| **Access & Permission Change Reporting** | Not enough data | Not enough data | Not enough data | 
| **Compliance & Audit Trail Export** | Not enough data | Not enough data | Not enough data | 

#### Authentication & Authorization - Identity and Access Management (IAM)

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Adaptive & Contextual Access Control** | Not enough data | Not enough data | Not enough data | 

#### Administration & Governance - Identity and Access Management (IAM)

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Identity Lifecycle Management** | Not enough data | Not enough data | Not enough data | 
| **Self‑Service Account Management** | Not enough data | Not enough data | Not enough data | 

#### Generative AI - Identity and Access Management (IAM)

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **AI‑Driven Access Anomaly Detection** | Not enough data | Not enough data | Not enough data | 
| **Automated Policy Tuning** | Not enough data | Not enough data | Not enough data | 
| **Predictive Role Recommendations** | Not enough data | Not enough data | Not enough data | 

### Intelligent Email Protection

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 9.0/10 | 10 |
| **Cisco Duo** | N/A | N/A |

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Compliance** | Not enough data | 9.6 (8 reviews) | Not enough data | 
| **Intelligence Reporting** | Not enough data | Feature Not Available | Not enough data | 
| **Email Clients** | Not enough data | 8.3 (10 reviews) | Not enough data | 
| **Role-Based Rules** | Not enough data | 8.5 (9 reviews) | Not enough data | 

#### Detection

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Data Exfiltration Detection** | Not enough data | Feature Not Available | Not enough data | 
| **Activity Monitoring** | Not enough data | 9.2 (8 reviews) | Not enough data | 
| **Real-Time Detection** | Not enough data | Feature Not Available | Not enough data | 

#### Protection

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Targeted Attack Prevention** | Not enough data | Not enough data | Not enough data | 
| **Policy Enforcement** | Not enough data | 9.3 (9 reviews) | Not enough data | 
| **Spam Filtering** | Not enough data | Feature Not Available | Not enough data | 

#### Agentic AI - Intelligent Email Protection

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | 

### Secure Email Gateway

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 9.0/10 | 32 |
| **Cisco Duo** | N/A | N/A |

#### Functionality

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Anti-Spam** | Not enough data | 9.2 (15 reviews) | Not enough data | 
| **Anti-Malware** | Not enough data | Feature Not Available | Not enough data | 
| **Anti-Phishing** | Not enough data | 9.2 (15 reviews) | Not enough data | 
| **Filtering Functionality** | Not enough data | 9.3 (16 reviews) | Not enough data | 
| **Quarantine** | Not enough data | Feature Not Available | Not enough data | 
| **Outbound Email Monitoring** | Not enough data | 8.8 (28 reviews) | Not enough data | 
| **Advanced Threat Intelligence/Protection** | Not enough data | Feature Not Available | Not enough data | 
| **Archiving** | Not enough data | 9.0 (14 reviews) | Not enough data | 
| **Reporting** | Not enough data | 8.9 (24 reviews) | Not enough data | 
| **On-prem deployment** | Not enough data | 9.0 (22 reviews) | Not enough data | 

#### Agentic AI - Secure Email Gateway

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Proactive Assistance** | Not enough data | Not enough data | Not enough data | 

### Email Encryption

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | 9.5/10 | 18 |
| **Virtru Email Encryption** | 8.9/10 | 103 |
| **Cisco Duo** | N/A | N/A |

#### Encryption Techniques - Email Encryption

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Encryption Algorithms** | 10.0 (14 reviews) | 8.9 (82 reviews) | Not enough data | 
| **Transport Encryption** | 10.0 (16 reviews) | 9.0 (83 reviews) | Not enough data | 
| **End-to-End Encryption** | 10.0 (16 reviews) | 9.3 (87 reviews) | Not enough data | 

#### Authentication, Verification, and Access Controls - Email Encryption

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Revocation Mechanisms** | 9.5 (14 reviews) | 9.0 (84 reviews) | Not enough data | 
| **Access Controls** | 9.9 (14 reviews) | 9.0 (82 reviews) | Not enough data | 
| **Digital Signatures** | 8.6 (14 reviews) | 9.0 (82 reviews) | Not enough data | 
| **Certificate Authorities** | 9.3 (14 reviews) | 8.9 (82 reviews) | Not enough data | 

#### Security Enhancements and Auditing - Email Encryption

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Malware Scanning** | 8.5 (12 reviews) | 8.7 (82 reviews) | Not enough data | 
| **Reporting** | 9.3 (12 reviews) | 8.7 (83 reviews) | Not enough data | 
| **Audit Trails** | 9.7 (12 reviews) | 8.9 (82 reviews) | Not enough data | 
| **Data Loss Prevention (DLP)** | 9.4 (13 reviews) | 8.6 (83 reviews) | Not enough data | 

#### Integration, Compatibility, and Usability - Email Encryption

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **User-Friendly Interfaces** | 9.9 (15 reviews) | 9.1 (96 reviews) | Not enough data | 
| **APIs and SDKs** | 9.3 (12 reviews) | 8.4 (82 reviews) | Not enough data | 
| **Email Client Integration** | 9.4 (17 reviews) | 8.7 (93 reviews) | Not enough data | 
| **Automation** | 9.4 (13 reviews) | 8.6 (89 reviews) | Not enough data | 

### Zero Trust Platforms

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | 9.7/10 | 6 |

#### Identity and Access Management - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Single sign-on (SSO)** | Not enough data | Not enough data | 9.7 (5 reviews) | 
| **Multi-factor authentication (MFA)** | Not enough data | Not enough data | 10.0 (5 reviews) | 
| **Role-based access control (RBAC)** | Not enough data | Not enough data | 9.7 (5 reviews) | 
| **Identity federation** | Not enough data | Not enough data | Not enough data | 

#### Security - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Encryption** | Not enough data | Not enough data | Not enough data | 
| **Endpoint detection and response (EDR)** | Not enough data | Not enough data | Not enough data | 
| **Device posture assessment** | Not enough data | Not enough data | 9.3 (5 reviews) | 
| **Micro-segmentation** | Not enough data | Not enough data | Not enough data | 
| **Zero trust network access (ZTNA)** | Not enough data | Not enough data | Not enough data | 

#### Data Security - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Data loss prevention (DLP)** | Not enough data | Not enough data | Not enough data | 
| **Data classification** | Not enough data | Not enough data | Not enough data | 

#### Application Visibility - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **API support** | Not enough data | Not enough data | Not enough data | 
| **Application-level controls** | Not enough data | Not enough data | Not enough data | 
| **Secure application access** | Not enough data | Not enough data | Not enough data | 
| **User and entity behavior analytics (UEBA)** | Not enough data | Not enough data | Not enough data | 
| **Continuous monitoring** | Not enough data | Not enough data | Not enough data | 

#### Reporting and Policies - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Policy automation** | Not enough data | Not enough data | Not enough data | 
| **Regulatory compliance** | Not enough data | Not enough data | Not enough data | 
| **Cross-platform compatibility** | Not enough data | Not enough data | Not enough data | 
| **Policy enforcement** | Not enough data | Not enough data | Not enough data | 
| **Comprehensive reporting** | Not enough data | Not enough data | Not enough data | 

#### Agentic AI - Zero Trust Platforms

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | Not enough data | 

### Cloud Security

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | N/A | N/A |

#### Cloud Visibility

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Data Discovery** | Not enough data | Not enough data | Not enough data | 
| **Cloud Registry** | Not enough data | Not enough data | Not enough data | 
| **Cloud Gap Analytics** | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Data Security** | Not enough data | Not enough data | Not enough data | 
| **Data loss Prevention** | Not enough data | Not enough data | Not enough data | 
| **Security Auditing** | Not enough data | Not enough data | Not enough data | 

#### Identity

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **SSO** | Not enough data | Not enough data | Not enough data | 
| **Governance** | Not enough data | Not enough data | Not enough data | 
| **User Analytics** | Not enough data | Not enough data | Not enough data | 

### Encryption

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | 9.1/10 | 83 |
| **Cisco Duo** | N/A | N/A |

#### Encryption

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Email Encryption** | Not enough data | 9.4 (83 reviews) | Not enough data | 
| **Messaging Encryption** | Not enough data | Feature Not Available | Not enough data | 
| **File Transfer Encryption** | Not enough data | 9.4 (63 reviews) | Not enough data | 
| **Data Encryption** | Not enough data | 9.3 (60 reviews) | Not enough data | 
| **Document Encryption** | Not enough data | 9.4 (63 reviews) | Not enough data | 
| **Full-Disk Encryption** | Not enough data | Feature Not Available | Not enough data | 

#### Compliance

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Authentication** | Not enough data | 9.3 (60 reviews) | Not enough data | 
| **Policy Enforcement** | Not enough data | Feature Not Available | Not enough data | 
| **Access Management** | Not enough data | 8.9 (49 reviews) | Not enough data | 

#### Management

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Backup** | Not enough data | 8.6 (44 reviews) | Not enough data | 
| **Recovery** | Not enough data | 8.7 (43 reviews) | Not enough data | 
| **File Management** | Not enough data | 8.7 (46 reviews) | Not enough data | 
| **Anomaly Detection** | Not enough data | Feature Not Available | Not enough data | 

### Data Security

| Product | Score | Reviews |
|---|---|---|
| **SendSafely** | N/A | N/A |
| **Virtru Email Encryption** | N/A | N/A |
| **Cisco Duo** | N/A | N/A |

#### Compliance

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Access Management** | Not enough data | Not enough data | Not enough data | 
| **At-Risk Analysis** | Not enough data | Not enough data | Not enough data | 
| **DLP Configuration** | Not enough data | Not enough data | Not enough data | 
| **Sensitive Data Compliance** | Not enough data | Not enough data | Not enough data | 

#### Administration

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Database Management** | Not enough data | Not enough data | Not enough data | 
| **Deduplication ** | Not enough data | Not enough data | Not enough data | 
| **Backup** | Not enough data | Not enough data | Not enough data | 
| **API / integrations** | Not enough data | Not enough data | Not enough data | 

#### Security 

| Feature | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Multi-Factor Authentication** | Not enough data | Not enough data | Not enough data | 
| **Data Transport** | Not enough data | Not enough data | Not enough data | 
| **Data Types** | Not enough data | Not enough data | Not enough data | 
| **Security Tools** | Not enough data | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Cloud File Security Software](https://www.g2.com/categories/cloud-file-security)

**Unique to SendSafely (1):** [Email Encryption Software](https://www.g2.com/categories/email-encryption)

**Unique to Virtru Email Encryption (8):** [Encryption Key Management Software](https://www.g2.com/categories/encryption-key-management), [Data-Centric Security Software](https://www.g2.com/categories/data-centric-security), [Cloud Data Security Software](https://www.g2.com/categories/cloud-data-security), [Email Encryption Software](https://www.g2.com/categories/email-encryption), [HIPAA Compliant Messaging Software](https://www.g2.com/categories/hipaa-compliant-messaging), [Secure Email Gateway Software](https://www.g2.com/categories/secure-email-gateway), [Encryption Software](https://www.g2.com/categories/encryption-software), [Intelligent Email Protection Software](https://www.g2.com/categories/intelligent-email-protection)

**Unique to Cisco Duo (9):** [Passwordless Authentication Software](https://www.g2.com/categories/passwordless-authentication), [Cloud Data Security Software](https://www.g2.com/categories/cloud-data-security), [Zero Trust Networking Software](https://www.g2.com/categories/zero-trust-networking), [Risk-Based Authentication Software](https://www.g2.com/categories/risk-based-authentication-rba), [Multi-Factor Authentication (MFA) Software](https://www.g2.com/categories/multi-factor-authentication-mfa), [Single Sign-On (SSO) Solutions](https://www.g2.com/categories/single-sign-on-sso), [Identity and Access Management (IAM) Software](https://www.g2.com/categories/identity-and-access-management-iam), [Biometric Authentication Software](https://www.g2.com/categories/biometric-authentication), [Zero Trust Platforms](https://www.g2.com/categories/zero-trust-platforms)


---
## Reviewer Demographics

### By Company Size

| Segment | SendSafely | Virtru Email Encryption | Cisco Duo | 
|---|---|---|---|
| **Small-Business** | 44.4% | 38.7% | 18.7% | 
| **Mid-Market** | 33.3% | 46.7% | 38.0% | 
| **Enterprise** | 22.2% | 14.6% | 43.3% | 

### By Industry

#### SendSafely

- **Information Technology and Services:** 15.9%
- **Financial Services:** 13.6%
- **Computer Software:** 11.4%
- **Accounting:** 4.5%
- **Insurance:** 4.5%
- **Internet:** 4.5%
- **Legal Services:** 4.5%
- **Consulting:** 4.5%
- **Manufacturing:** 4.5%
- **Primary/Secondary Education:** 2.3%
- **Other:** 29.5%

#### Virtru Email Encryption

- **Hospital & Health Care:** 19.9%
- **Health, Wellness and Fitness:** 7.2%
- **Medical Practice:** 7.0%
- **Mental Health Care:** 7.0%
- **Non-Profit Organization Management:** 5.2%
- **Accounting:** 4.7%
- **Insurance:** 3.9%
- **Education Management:** 3.6%
- **Primary/Secondary Education:** 3.1%
- **Financial Services:** 2.3%
- **Other:** 36.2%

#### Cisco Duo

- **Information Technology and Services:** 17.6%
- **Higher Education:** 11.9%
- **Computer Software:** 5.7%
- **Hospital & Health Care:** 5.1%
- **Financial Services:** 4.9%
- **Education Management:** 4.7%
- **Computer & Network Security:** 3.6%
- **Internet:** 2.5%
- **Telecommunications:** 2.1%
- **Insurance:** 2.1%
- **Other:** 39.7%

---
## Alternatives

### Alternatives to SendSafely

- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (552 reviews)
- [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) — 4.6/5 stars (584 reviews)
- [Check Point Harmony Email & Collaboration](https://www.g2.com/products/check-point-harmony-email-collaboration/reviews) — 4.6/5 stars (511 reviews)
- [BetterCloud](https://www.g2.com/products/bettercloud/reviews) — 4.4/5 stars (482 reviews)
- [CyberSentriq](https://www.g2.com/products/cybersentriq/reviews) — 4.6/5 stars (387 reviews)
- [Tresorit](https://www.g2.com/products/tresorit/reviews) — 4.5/5 stars (254 reviews)
- [Spike](https://www.g2.com/products/spike/reviews) — 4.6/5 stars (262 reviews)
- [Proton Mail For Business](https://www.g2.com/products/proton-mail-for-business/reviews) — 4.6/5 stars (263 reviews)
- [Coro Cybersecurity](https://www.g2.com/products/coro-cybersecurity/reviews) — 4.7/5 stars (231 reviews)
- [Safetica](https://www.g2.com/products/safetica/reviews) — 4.6/5 stars (202 reviews)

### Alternatives to Virtru Email Encryption

- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (552 reviews)
- [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) — 4.6/5 stars (584 reviews)
- [Egnyte](https://www.g2.com/products/egnyte/reviews) — 4.5/5 stars (1157 reviews)
- [Progress MOVEit](https://www.g2.com/products/progress-moveit/reviews) — 4.4/5 stars (526 reviews)
- [Mimecast Advanced Email Security](https://www.g2.com/products/mimecast-advanced-email-security/reviews) — 4.4/5 stars (320 reviews)
- [Signal](https://www.g2.com/products/open-whisper-systems-signal/reviews) — 4.4/5 stars (453 reviews)
- [BetterCloud](https://www.g2.com/products/bettercloud/reviews) — 4.4/5 stars (482 reviews)
- [CyberSentriq](https://www.g2.com/products/cybersentriq/reviews) — 4.6/5 stars (387 reviews)
- [Rocket.Chat](https://www.g2.com/products/rocket-chat/reviews) — 4.2/5 stars (374 reviews)
- [Sprinto](https://www.g2.com/products/sprinto-inc/reviews) — 4.8/5 stars (1637 reviews)

### Alternatives to Cisco Duo

- [CyberArk Workforce Identity](https://www.g2.com/products/cyberark-workforce-identity/reviews) — 4.5/5 stars (130 reviews)
- [LastPass](https://www.g2.com/products/lastpass/reviews) — 4.5/5 stars (2042 reviews)
- [Microsoft Entra ID](https://www.g2.com/products/microsoft-entra-id/reviews) — 4.5/5 stars (908 reviews)
- [OneLogin](https://www.g2.com/products/onelogin/reviews) — 4.4/5 stars (290 reviews)
- [SecureAuth: Workforce IAM](https://www.g2.com/products/secureauth-workforce-iam/reviews) — 4.4/5 stars (29 reviews)
- [Auth0](https://www.g2.com/products/auth0/reviews) — 4.3/5 stars (263 reviews)
- [Okta](https://www.g2.com/products/okta/reviews) — 4.5/5 stars (1226 reviews)
- [Ping Identity](https://www.g2.com/products/ping-identity/reviews) — 4.4/5 stars (114 reviews)
- [JumpCloud](https://www.g2.com/products/jumpcloud/reviews) — 4.5/5 stars (3968 reviews)
- [Keeper Password Manager](https://www.g2.com/products/keeper-password-manager/reviews) — 4.6/5 stars (1196 reviews)

---
## Top Discussions

### SendSafely

No discussions available for this product.

### Virtru Email Encryption

- Title: [What is Virtru?](https://www.g2.com/discussions/what-is-virtru) — 6 comments
  > **Top comment:** "An easy way to send data in an encrypted format. "
- Title: [What is Virtru email?](https://www.g2.com/discussions/what-is-virtru-email) — 1 comment
  > **Top comment:** "Virtru is a secure email service that allows users to send and receive private, encrypted messages. Virtru uses end-to-end encryption, which means that only..."
- Title: [How much does Virtru cost?](https://www.g2.com/discussions/how-much-does-virtru-cost) — 1 comment
  > **Top comment:** "It's free of charge."
- Title: [Is Virtru secure?](https://www.g2.com/discussions/is-virtru-secure) — 1 comment
  > **Top comment:** "yes"
- Title: [How do I improve the performance of the application?](https://www.g2.com/discussions/49765-how-do-i-improve-the-performance-of-the-application) — 1 comment, 1 upvote
  > **Top comment:** "Hello Uliser-

To ensure you get the best experience, please contact our client support team directly at Support@virtru.com to help with this.  

Thank..."

### Cisco Duo

- Title: [What is Duo Security used for?](https://www.g2.com/discussions/what-is-duo-security-used-for) — 3 comments
  > **Top comment:** "Comment deleted by user."
- Title: [Is Duo Security free?](https://www.g2.com/discussions/is-duo-security-free) — 3 comments
  > **Top comment:** "No"
- Title: [Is Duo Security Safe?](https://www.g2.com/discussions/is-duo-security-safe) — 2 comments
  > **Top comment:** "yes, it's safe"
- Title: [What is a key feature of duo?](https://www.g2.com/discussions/what-is-a-key-feature-of-duo) — 2 comments
  > **Top comment:** "One key feature of Duo Security is its strong two-factor authentication. It adds an additional layer of security to the login process by requiring users to..."
- Title: [What is duo security software?](https://www.g2.com/discussions/what-is-duo-security-software) — 2 comments
  > **Top comment:** "Duo is a dual factor authentication. This is additional security on top of the password "

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/sendsafely-vs-virtru-email-encryption-vs-cisco-duo)