# Mimecast Advanced Email Security vs Symantec Web Security Service Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Symantec Web Security Service excels in **ease of use** and **setup** , with users appreciating its simple UI and complete functionality for policy creation. Many find it easy to implement and manage, which can be a significant advantage for teams looking for a straightforward solution.
- **Users say** that Mimecast Advanced Email Security stands out for its **strong protection** against phishing and malware attacks. Reviewers highlight its AI-powered, multi-layer detection capabilities, making it a robust choice for organizations prioritizing email security.
- **According to verified reviews** , both products have received a solid star rating of 4.4, indicating a generally positive user experience. However, Mimecast has a larger volume of reviews, which may provide a more comprehensive view of its performance in real-world scenarios.
- **Reviewers mention** that while Symantec Web Security Service is effective in preventing zero-day malware and phishing threats, it currently lacks recent user feedback, which could indicate a need for more active engagement or updates from the user community.
- **Users highlight** that Mimecast's interface is intuitive, making daily monitoring and policy updates easier. This can be particularly beneficial for teams that require frequent adjustments to their security protocols without a steep learning curve.
- **G2 reviewers note** that while both products offer quality support, Symantec Web Security Service has a slight edge in user satisfaction regarding support quality. Users appreciate its responsiveness and helpfulness, which can be crucial during critical security incidents.



| | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.4 out of 5 | 
| **Total Reviews** | 320 | 120 | 
| **Largest Market Segment** | Mid-Market (68.4% of reviews) | Enterprise (45.0% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | 

---
## Top Pros & Cons

### Mimecast Advanced Email Security

Pros:
- Email Security (40 reviews)
- Ease of Use (36 reviews)

Cons:
- Complexity (17 reviews)
- Email Filtering Issues (16 reviews)

### Symantec Web Security Service

Pros:
- Security Protection (6 reviews)
- Ease of Use (5 reviews)

Cons:
- Notification Issues (2 reviews)
- Expensive (1 reviews)

---
## Ratings Comparison
| Rating | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
  | **Meets Requirements** | 9.0 (252 reviews) | 8.7 (89 reviews) | 
  | **Ease of Use** | 8.0 (258 reviews) | 8.9 (90 reviews) | 
  | **Ease of Setup** | 8.0 (206 reviews) | 8.9 (37 reviews) | 
  | **Ease of Admin** | 7.9 (206 reviews) | 9.0 (33 reviews) | 
  | **Quality of Support** | 8.3 (245 reviews) | 8.4 (87 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.7 (205 reviews) | 8.8 (32 reviews) | 
  | **Product Direction (% positive)** | 8.9 (246 reviews) | 8.4 (82 reviews) | 

---
## Pricing

### Mimecast Advanced Email Security

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### Symantec Web Security Service

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

---
## Features Comparison By Category

### Cloud Email Security

| Product | Score | Reviews |
|---|---|---|
| **Mimecast Advanced Email Security** | 8.5/10 | 139 |
| **Symantec Web Security Service** | N/A | N/A |

#### Administration

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Intelligence Reporting** | 8.0 (117 reviews) | Not enough data | 
| **Email Integration Suppor** | 8.4 (121 reviews) | Not enough data | 
| **Access Management** | 8.2 (117 reviews) | Not enough data | 
| **Data Loss Prevention** | 8.2 (101 reviews) | Not enough data | 

#### Maintenance

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Auditing** | 8.1 (116 reviews) | Not enough data | 
| **Allow and block lists** | 8.9 (122 reviews) | Not enough data | 
| **Compliance** | 8.5 (108 reviews) | Not enough data | 
| **Archiving** | 8.6 (115 reviews) | Not enough data | 

#### Security

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Anti-Malware/Anti-Spam** | 9.0 (134 reviews) | Not enough data | 
| **Encryption** | 8.2 (110 reviews) | Not enough data | 
| **Quarantine** | 9.0 (129 reviews) | Not enough data | 
| **Advanced Threat Protection (ATP)** | 8.8 (124 reviews) | Not enough data | 
| **Anti-Phishing** | 8.8 (127 reviews) | Not enough data | 
| **Account takeover prevention** | 7.7 (88 reviews) | Not enough data | 

### Cloud Access Security Broker (CASB)

| Product | Score | Reviews |
|---|---|---|
| **Mimecast Advanced Email Security** | N/A | N/A |
| **Symantec Web Security Service** | 8.7/10 | 24 |

#### Analysis

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **User Analytics** | Not enough data | 8.6 (16 reviews) | 
| **Cloud Gap Analytics** | Not enough data | 8.7 (15 reviews) | 
| **Anomoly Detection** | Not enough data | 8.4 (16 reviews) | 

#### Functionality

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **SSO** | Not enough data | 8.5 (16 reviews) | 
| **Cloud Registry** | Not enough data | 8.7 (15 reviews) | 
| **Mobile Device Mangement** | Not enough data | 8.8 (15 reviews) | 

#### Security

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Governance** | Not enough data | 8.7 (15 reviews) | 
| **Data loss Prevention** | Not enough data | 8.9 (17 reviews) | 
| **Data Encryption/Security** | Not enough data | 8.6 (18 reviews) | 
| **Access Control** | Not enough data | 9.3 (18 reviews) | 

### Intelligent Email Protection

| Product | Score | Reviews |
|---|---|---|
| **Mimecast Advanced Email Security** | 8.7/10 | 138 |
| **Symantec Web Security Service** | N/A | N/A |

#### Administration

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Compliance** | 8.5 (112 reviews) | Not enough data | 
| **Intelligence Reporting** | 8.6 (124 reviews) | Not enough data | 
| **Email Clients** | 9.1 (127 reviews) | Not enough data | 
| **Role-Based Rules** | 8.9 (127 reviews) | Not enough data | 

#### Detection

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Data Exfiltration Detection** | 8.3 (115 reviews) | Not enough data | 
| **Activity Monitoring** | 8.5 (119 reviews) | Not enough data | 
| **Real-Time Detection** | 8.9 (126 reviews) | Not enough data | 

#### Protection

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Targeted Attack Prevention** | 9.0 (125 reviews) | Not enough data | 
| **Policy Enforcement** | 9.0 (130 reviews) | Not enough data | 
| **Spam Filtering** | 9.1 (133 reviews) | Not enough data | 

#### Agentic AI - Intelligent Email Protection

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Autonomous Task Execution** | 7.9 (8 reviews) | Not enough data | 
| **Adaptive Learning** | 8.1 (8 reviews) | Not enough data | 

### Secure Email Gateway

| Product | Score | Reviews |
|---|---|---|
| **Mimecast Advanced Email Security** | 8.9/10 | 135 |
| **Symantec Web Security Service** | N/A | N/A |

#### Functionality

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Anti-Spam** | 9.1 (133 reviews) ✓ Verified | Not enough data | 
| **Anti-Malware** | 9.2 (133 reviews) ✓ Verified | Not enough data | 
| **Anti-Phishing** | 8.8 (133 reviews) ✓ Verified | Not enough data | 
| **Filtering Functionality** | 9.0 (131 reviews) ✓ Verified | Not enough data | 
| **Quarantine** | 9.0 (131 reviews) ✓ Verified | Not enough data | 
| **Outbound Email Monitoring** | 9.1 (126 reviews) ✓ Verified | Not enough data | 
| **Advanced Threat Intelligence/Protection** | 9.0 (129 reviews) ✓ Verified | Not enough data | 
| **Archiving** | 8.8 (123 reviews) ✓ Verified | Not enough data | 
| **Reporting** | 8.5 (130 reviews) ✓ Verified | Not enough data | 
| **On-prem deployment** | Feature Not Available | Not enough data | 

#### Agentic AI - Secure Email Gateway

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Proactive Assistance** | Not enough data | Not enough data | 

### Secure Web Gateways

| Product | Score | Reviews |
|---|---|---|
| **Mimecast Advanced Email Security** | N/A | N/A |
| **Symantec Web Security Service** | N/A | N/A |

#### Web Content and Traffic Filtering - Secure Web Gateways

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **SSL/TLS Inspection** | Not enough data | Not enough data | 
| **Content Filtering** | Not enough data | Not enough data | 
| **URL Filtering** | Not enough data | Not enough data | 
| **Real-Time Traffic Inspection** | Not enough data | Not enough data | 
| **Ad and Tracker Blocking** | Not enough data | Not enough data | 

#### Data Protection and Loss Prevention - Secure Web Gateways

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Data Loss Prevention (DLP)** | Not enough data | Not enough data | 
| **Phishing Protection** | Not enough data | Not enough data | 
| **Malware Protection** | Not enough data | Not enough data | 
| **Cloud Access Security** | Not enough data | Not enough data | 

#### Access Control and Authentication - Secure Web Gateways

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Application Control** | Not enough data | Not enough data | 
| **Authentication and Access Control** | Not enough data | Not enough data | 
| **User and Group Policies** | Not enough data | Not enough data | 

#### Performance and Management - Secure Web Gateways

| Feature | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Customizable Policy Enforcement** | Not enough data | Not enough data | 
| **Bandwidth Management** | Not enough data | Not enough data | 
| **Integration Capabilities** | Not enough data | Not enough data | 
| **Reporting and Logging** | Not enough data | Not enough data | 
| **Threat Intelligence Integration** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (1):** [Browser Isolation Software](https://www.g2.com/categories/browser-isolation)

**Unique to Mimecast Advanced Email Security (3):** [Intelligent Email Protection Software](https://www.g2.com/categories/intelligent-email-protection), [Cloud Email Security Solutions](https://www.g2.com/categories/cloud-email-security), [Secure Email Gateway Software](https://www.g2.com/categories/secure-email-gateway)

**Unique to Symantec Web Security Service (2):** [Cloud Access Security Broker (CASB) Software](https://www.g2.com/categories/cloud-access-security-broker-casb), [Secure Web Gateway Software](https://www.g2.com/categories/secure-web-gateways)


---
## Reviewer Demographics

### By Company Size

| Segment | Mimecast Advanced Email Security | Symantec Web Security Service | 
|---|---|---|
| **Small-Business** | 15.7% | 31.2% | 
| **Mid-Market** | 68.4% | 23.9% | 
| **Enterprise** | 16.0% | 45.0% | 

### By Industry

#### Mimecast Advanced Email Security

- **Legal Services:** 9.3%
- **Information Technology and Services:** 8.0%
- **Financial Services:** 6.4%
- **Construction:** 4.5%
- **Computer Software:** 4.2%
- **Insurance:** 3.5%
- **Law Practice:** 3.5%
- **Computer & Network Security:** 3.2%
- **Hospital & Health Care:** 3.2%
- **Non-Profit Organization Management:** 2.6%
- **Other:** 51.6%

#### Symantec Web Security Service

- **Information Technology and Services:** 27.5%
- **Computer Software:** 11.9%
- **Financial Services:** 7.3%
- **Computer & Network Security:** 6.4%
- **Manufacturing:** 2.8%
- **Airlines/Aviation:** 2.8%
- **Banking:** 2.8%
- **Higher Education:** 2.8%
- **Information Services:** 2.8%
- **Accounting:** 1.8%
- **Other:** 31.2%

---
## Alternatives

### Alternatives to Mimecast Advanced Email Security

- [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) — 4.6/5 stars (601 reviews)
- [SpamTitan Email Security](https://www.g2.com/products/spamtitan-email-security/reviews) — 4.5/5 stars (199 reviews)
- [Cloudflare One (SASE)](https://www.g2.com/products/cloudflare-one-sase/reviews) — 4.6/5 stars (104 reviews)
- [Cisco Secure Email Threat Defense](https://www.g2.com/products/cisco-secure-email-threat-defense/reviews) — 4.3/5 stars (28 reviews)
- [Microsoft Defender for Office 365](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/reviews) — 4.5/5 stars (298 reviews)
- [KnowBe4 Cloud Email Security (Formerly Egress)](https://www.g2.com/products/knowbe4-cloud-email-security-formerly-egress/reviews) — 4.5/5 stars (74 reviews)
- [Abnormal AI](https://www.g2.com/products/abnormal-ai/reviews) — 4.8/5 stars (73 reviews)
- [Barracuda Email Gateway Defense](https://www.g2.com/products/barracuda-email-gateway-defense/reviews) — 4.2/5 stars (39 reviews)
- [FortiMail](https://www.g2.com/products/fortimail/reviews) — 4.3/5 stars (24 reviews)
- [N-able Mail Assure](https://www.g2.com/products/n-able-mail-assure/reviews) — 4.0/5 stars (68 reviews)

### Alternatives to Symantec Web Security Service

- [Cisco Umbrella](https://www.g2.com/products/cisco-umbrella/reviews) — 4.4/5 stars (284 reviews)
- [Zscaler Internet Access](https://www.g2.com/products/zscaler-internet-access/reviews) — 4.4/5 stars (198 reviews)
- [Netskope One Platform](https://www.g2.com/products/netskope-one-platform/reviews) — 4.4/5 stars (81 reviews)
- [Check Point Email Security](https://www.g2.com/products/check-point-email-security/reviews) — 4.6/5 stars (534 reviews)
- [DNSFilter](https://www.g2.com/products/dnsfilter/reviews) — 4.6/5 stars (271 reviews)
- [Check Point SASE](https://www.g2.com/products/check-point-sase/reviews) — 4.5/5 stars (225 reviews)
- [Silo Workspace](https://www.g2.com/products/silo-workspace/reviews) — 4.7/5 stars (115 reviews)
- [Forcepoint Web Security](https://www.g2.com/products/forcepoint-web-security/reviews) — 4.2/5 stars (61 reviews)
- [NordLayer](https://www.g2.com/products/nordlayer/reviews) — 4.3/5 stars (126 reviews)
- [Cloudflare One (SASE)](https://www.g2.com/products/cloudflare-one-sase/reviews) — 4.6/5 stars (104 reviews)

---
## Top Discussions

### Mimecast Advanced Email Security

- Title: [Has anyone implemented ingesting the Audit logs from Mimecast into Graylog?](https://www.g2.com/discussions/has-anyone-implemented-ingesting-the-audit-logs-from-mimecast-into-graylog) — 3 comments, 1 upvote
  > **Top comment:** "I have not, I just use the built in alerts and mxtoolbox for mail flow."
- Title: [What is Mimecast Email Security with Targeted Threat Protection used for?](https://www.g2.com/discussions/what-is-mimecast-email-security-with-targeted-threat-protection-used-for) — 2 comments
  > **Top comment:** "Mimecast Email Security with Targeted Threat Protection is used to defend against phishing, malware, ransomware, and impersonation attacks.... It provides..."

### Symantec Web Security Service

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/mimecast-advanced-email-security-vs-symantec-web-security-service)