# Proofpoint Email Encryption, Zix Email Encryption vs Proofpoint Core Email Protection Comparison

| | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Star Rating** | 4.6 out of 5 | 4.5 out of 5 | 4.6 out of 5 | 
| **Total Reviews** | 18 | 30 | 584 | 
| **Largest Market Segment** | Enterprise (47.1% of reviews) | Mid-Market (48.3% of reviews) | Enterprise (65.9% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | Free Trial 0 Mailbox Per Year | 

---
## Top Pros & Cons

### Proofpoint Email Encryption

**Not enough data**

### Zix Email Encryption

**Not enough data**

### Proofpoint Core Email Protection

Pros:
- Protection (21 reviews)
- Email Security (19 reviews)

Cons:
- UX Improvement (16 reviews)
- Configuration Difficulties (10 reviews)

---
## Ratings Comparison
| Rating | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
  | **Meets Requirements** | 9.6 (15 reviews) | 9.7 (24 reviews) | 9.3 (275 reviews) | 
  | **Ease of Use** | 8.9 (15 reviews) | 8.8 (24 reviews) | 8.5 (514 reviews) | 
  | **Ease of Setup** | 7.7 (5 reviews) | 7.6 (15 reviews) | 8.3 (457 reviews) | 
  | **Ease of Admin** | 9.2 (6 reviews) | 9.0 (16 reviews) | 8.5 (243 reviews) | 
  | **Quality of Support** | 9.2 (10 reviews) | 8.7 (24 reviews) | 8.8 (271 reviews) | 
  | **Has the product been a good partner in doing business?** | Not enough data | 9.3 (16 reviews) | 9.2 (239 reviews) | 
  | **Product Direction (% positive)** | 7.5 (14 reviews) | 9.0 (24 reviews) | 9.2 (263 reviews) | 

---
## Pricing

### Proofpoint Email Encryption

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Zix Email Encryption

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Proofpoint Core Email Protection

#### Entry-Level Pricing

Plan: Proofpoint Core Email Protection

Price: Free Trial 0 Mailbox Per Year

Key Features:
- Core Email Protection

[Learn more about Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews)

#### Free Trial

Yes

---
## Features Comparison By Category

### Cloud Email Security

| Product | Score | Reviews |
|---|---|---|
| **Proofpoint Email Encryption** | N/A | N/A |
| **Zix Email Encryption** | N/A | N/A |
| **Proofpoint Core Email Protection** | 8.9/10 | 147 |

#### Administration

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Intelligence Reporting** | Not enough data | Not enough data | 8.9 (125 reviews) ✓ Verified | 
| **Email Integration Suppor** | Not enough data | Not enough data | 9.1 (129 reviews) ✓ Verified | 
| **Access Management** | Not enough data | Not enough data | 9.0 (122 reviews) ✓ Verified | 
| **Data Loss Prevention** | Not enough data | Not enough data | 8.4 (83 reviews) ✓ Verified | 

#### Maintenance

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Auditing** | Not enough data | Not enough data | 8.8 (125 reviews) ✓ Verified | 
| **Allow and block lists** | Not enough data | Not enough data | 9.2 (139 reviews) ✓ Verified | 
| **Compliance** | Not enough data | Not enough data | 9.0 (125 reviews) | 
| **Archiving** | Not enough data | Not enough data | 8.2 (100 reviews) ✓ Verified | 

#### Security

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Anti-Malware/Anti-Spam** | Not enough data | Not enough data | 9.3 (140 reviews) ✓ Verified | 
| **Encryption** | Not enough data | Not enough data | 8.8 (113 reviews) | 
| **Quarantine** | Not enough data | Not enough data | 9.4 (136 reviews) ✓ Verified | 
| **Advanced Threat Protection (ATP)** | Not enough data | Not enough data | 9.1 (98 reviews) ✓ Verified | 
| **Anti-Phishing** | Not enough data | Not enough data | 9.1 (102 reviews) ✓ Verified | 
| **Account takeover prevention** | Not enough data | Not enough data | 8.6 (86 reviews) ✓ Verified | 

### Intelligent Email Protection

| Product | Score | Reviews |
|---|---|---|
| **Proofpoint Email Encryption** | N/A | N/A |
| **Zix Email Encryption** | N/A | N/A |
| **Proofpoint Core Email Protection** | 9.0/10 | 98 |

#### Administration

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Compliance** | Not enough data | Not enough data | 9.1 (84 reviews) | 
| **Intelligence Reporting** | Not enough data | Not enough data | 8.7 (91 reviews) | 
| **Email Clients** | Not enough data | Not enough data | 9.0 (90 reviews) | 
| **Role-Based Rules** | Not enough data | Not enough data | 8.9 (86 reviews) | 

#### Detection

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Data Exfiltration Detection** | Not enough data | Not enough data | 8.5 (79 reviews) | 
| **Activity Monitoring** | Not enough data | Not enough data | 8.9 (84 reviews) | 
| **Real-Time Detection** | Not enough data | Not enough data | 9.1 (93 reviews) | 

#### Protection

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Targeted Attack Prevention** | Not enough data | Not enough data | 9.2 (90 reviews) | 
| **Policy Enforcement** | Not enough data | Not enough data | 9.1 (93 reviews) | 
| **Spam Filtering** | Not enough data | Not enough data | 9.2 (95 reviews) | 

#### Agentic AI - Intelligent Email Protection

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 9.3 (10 reviews) | 
| **Adaptive Learning** | Not enough data | Not enough data | 9.3 (10 reviews) | 

### Secure Email Gateway

| Product | Score | Reviews |
|---|---|---|
| **Proofpoint Email Encryption** | N/A | N/A |
| **Zix Email Encryption** | N/A | N/A |
| **Proofpoint Core Email Protection** | 8.9/10 | 117 |

#### Functionality

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Anti-Spam** | Not enough data | Not enough data | 9.3 (112 reviews) ✓ Verified | 
| **Anti-Malware** | Not enough data | Not enough data | 9.3 (112 reviews) ✓ Verified | 
| **Anti-Phishing** | Not enough data | Not enough data | 9.2 (111 reviews) ✓ Verified | 
| **Filtering Functionality** | Not enough data | Not enough data | 8.9 (112 reviews) ✓ Verified | 
| **Quarantine** | Not enough data | Not enough data | 9.2 (114 reviews) ✓ Verified | 
| **Outbound Email Monitoring** | Not enough data | Not enough data | 8.9 (106 reviews) ✓ Verified | 
| **Advanced Threat Intelligence/Protection** | Not enough data | Not enough data | 9.0 (111 reviews) | 
| **Archiving** | Not enough data | Not enough data | 8.3 (91 reviews) ✓ Verified | 
| **Reporting** | Not enough data | Not enough data | 8.5 (111 reviews) ✓ Verified | 
| **On-prem deployment** | Not enough data | Not enough data | 8.6 (49 reviews) | 

#### Agentic AI - Secure Email Gateway

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Proactive Assistance** | Not enough data | Not enough data | 8.7 (23 reviews) | 

### Email Encryption

| Product | Score | Reviews |
|---|---|---|
| **Proofpoint Email Encryption** | N/A | N/A |
| **Zix Email Encryption** | N/A | N/A |
| **Proofpoint Core Email Protection** | 8.7/10 | 22 |

#### Encryption Techniques - Email Encryption

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Encryption Algorithms** | Not enough data | Not enough data | 9.0 (21 reviews) | 
| **Transport Encryption** | Not enough data | Not enough data | 9.0 (21 reviews) | 
| **End-to-End Encryption** | Not enough data | Not enough data | 9.3 (20 reviews) | 

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

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Revocation Mechanisms** | Not enough data | Not enough data | 8.9 (20 reviews) | 
| **Access Controls** | Not enough data | Not enough data | 8.4 (20 reviews) | 
| **Digital Signatures** | Not enough data | Not enough data | 8.5 (20 reviews) | 
| **Certificate Authorities** | Not enough data | Not enough data | 8.5 (20 reviews) | 

#### Security Enhancements and Auditing - Email Encryption

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Malware Scanning** | Not enough data | Not enough data | 8.7 (21 reviews) | 
| **Reporting** | Not enough data | Not enough data | 8.7 (21 reviews) | 
| **Audit Trails** | Not enough data | Not enough data | 8.6 (21 reviews) | 
| **Data Loss Prevention (DLP)** | Not enough data | Not enough data | 8.5 (21 reviews) | 

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

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **User-Friendly Interfaces** | Not enough data | Not enough data | 8.6 (22 reviews) | 
| **APIs and SDKs** | Not enough data | Not enough data | 8.3 (20 reviews) | 
| **Email Client Integration** | Not enough data | Not enough data | 8.7 (21 reviews) | 
| **Automation** | Not enough data | Not enough data | 8.1 (20 reviews) | 

### Email Anti-spam

| Product | Score | Reviews |
|---|---|---|
| **Proofpoint Email Encryption** | N/A | N/A |
| **Zix Email Encryption** | N/A | N/A |
| **Proofpoint Core Email Protection** | 8.9/10 | 16 |

#### Agentic AI - Email Anti-spam Features

| Feature | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 8.9 (16 reviews) | 
| **Proactive Assistance** | Not enough data | Not enough data | 8.9 (16 reviews) | 

---
## Categories
**Shared Categories (1):** [Email Encryption Software](https://www.g2.com/categories/email-encryption)



**Unique to Proofpoint Core Email Protection (4):** [Cloud Email Security Solutions](https://www.g2.com/categories/cloud-email-security), [Intelligent Email Protection Software](https://www.g2.com/categories/intelligent-email-protection), [Secure Email Gateway Software](https://www.g2.com/categories/secure-email-gateway), [Email Anti-spam Software](https://www.g2.com/categories/email-anti-spam)


---
## Reviewer Demographics

### By Company Size

| Segment | Proofpoint Email Encryption | Zix Email Encryption | Proofpoint Core Email Protection | 
|---|---|---|---|
| **Small-Business** | 17.6% | 34.5% | 4.0% | 
| **Mid-Market** | 35.3% | 48.3% | 30.1% | 
| **Enterprise** | 47.1% | 17.2% | 65.9% | 

### By Industry

#### Proofpoint Email Encryption

- **Hospital & Health Care:** 29.4%
- **Education Management:** 17.6%
- **Financial Services:** 11.8%
- **Computer & Network Security:** 11.8%
- **Non-Profit Organization Management:** 5.9%
- **Management Consulting:** 5.9%
- **Information Technology and Services:** 5.9%
- **Information Services:** 5.9%
- **Accounting:** 5.9%

#### Zix Email Encryption

- **Hospital & Health Care:** 17.2%
- **Medical Practice:** 13.8%
- **Information Technology and Services:** 10.3%
- **Health, Wellness and Fitness:** 10.3%
- **Non-Profit Organization Management:** 6.9%
- **Insurance:** 6.9%
- **Professional Training & Coaching:** 3.4%
- **Mental Health Care:** 3.4%
- **Medical Devices:** 3.4%
- **Machinery:** 3.4%
- **Other:** 20.7%

#### Proofpoint Core Email Protection

- **Financial Services:** 9.3%
- **Hospital & Health Care:** 8.6%
- **Information Technology and Services:** 6.8%
- **Retail:** 5.3%
- **Banking:** 4.2%
- **Manufacturing:** 4.2%
- **Computer & Network Security:** 3.9%
- **Computer Software:** 3.2%
- **Insurance:** 3.2%
- **Higher Education:** 3.0%
- **Other:** 48.4%

---
## Alternatives

### Alternatives to Proofpoint Email Encryption

- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (566 reviews)
- [Virtru Email Encryption](https://www.g2.com/products/virtru-email-encryption/reviews) — 4.4/5 stars (407 reviews)
- [Check Point Harmony Email & Collaboration](https://www.g2.com/products/check-point-harmony-email-collaboration/reviews) — 4.6/5 stars (511 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 (316 reviews)
- [NeoCertified Secure Email](https://www.g2.com/products/neocertified-secure-email/reviews) — 4.8/5 stars (101 reviews)
- [Tresorit](https://www.g2.com/products/tresorit/reviews) — 4.5/5 stars (255 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)
- [Kiteworks](https://www.g2.com/products/kiteworks/reviews) — 4.4/5 stars (118 reviews)
- [SendSafely](https://www.g2.com/products/sendsafely/reviews) — 4.8/5 stars (49 reviews)

### Alternatives to Zix Email Encryption

- [Virtru Email Encryption](https://www.g2.com/products/virtru-email-encryption/reviews) — 4.4/5 stars (407 reviews)
- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (566 reviews)
- [Check Point Harmony Email & Collaboration](https://www.g2.com/products/check-point-harmony-email-collaboration/reviews) — 4.6/5 stars (511 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 (316 reviews)
- [NeoCertified Secure Email](https://www.g2.com/products/neocertified-secure-email/reviews) — 4.8/5 stars (101 reviews)
- [Tresorit](https://www.g2.com/products/tresorit/reviews) — 4.5/5 stars (255 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)
- [Encyro](https://www.g2.com/products/encyro/reviews) — 4.7/5 stars (29 reviews)
- [Kiteworks](https://www.g2.com/products/kiteworks/reviews) — 4.4/5 stars (118 reviews)

### Alternatives to Proofpoint Core Email Protection

- [Paubox](https://www.g2.com/products/paubox/reviews) — 4.9/5 stars (566 reviews)
- [SpamTitan Email Security](https://www.g2.com/products/spamtitan-email-security/reviews) — 4.5/5 stars (199 reviews)
- [Mimecast Advanced Email Security](https://www.g2.com/products/mimecast-advanced-email-security/reviews) — 4.4/5 stars (320 reviews)
- [Symantec Email Security.Cloud](https://www.g2.com/products/symantec-email-security-cloud/reviews) — 4.1/5 stars (66 reviews)
- [Microsoft Defender for Office 365](https://www.g2.com/products/microsoft-microsoft-defender-for-office-365/reviews) — 4.5/5 stars (293 reviews)
- [Cloudflare One (SASE)](https://www.g2.com/products/cloudflare-one-sase/reviews) — 4.6/5 stars (104 reviews)
- [N-able Mail Assure](https://www.g2.com/products/n-able-mail-assure/reviews) — 4.0/5 stars (68 reviews)
- [IRONSCALES](https://www.g2.com/products/ironscales/reviews) — 4.7/5 stars (65 reviews)
- [Abnormal AI](https://www.g2.com/products/abnormal-ai/reviews) — 4.8/5 stars (73 reviews)
- [Cisco Secure Email Threat Defense](https://www.g2.com/products/cisco-secure-email-threat-defense/reviews) — 4.3/5 stars (28 reviews)

---
## Top Discussions

### Proofpoint Email Encryption

No discussions available for this product.

### Zix Email Encryption

- Title: [Does ZixEncrypt support TLS?](https://www.g2.com/discussions/tls-support) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "ZixEncrypt simplifies the set up and management of TLS by making it part of your email encryption policies. By including TLS in a policy, you increase..."
- Title: [What is the ideal customer for ZixEncrypt?](https://www.g2.com/discussions/encryption-e0c47a7a-f167-493b-9447-d00484adb661) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Zix has over 21,000 customers including all Federal Financial Institutions Examination Council (FFIEC) regulators, the U.S. Securities and Exchange Commision..."
- Title: [Does ZixEncrypt adhere to compliance regulations?](https://www.g2.com/discussions/compliance-regulations) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "ZixEncrypt assists companies under regulatory compliance obligations to achieve and maintain a compliant status by protecting sensitive and confidential data..."
- Title: [Is encryption automatic or manual?](https://www.g2.com/discussions/automated-encryption) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Automatic encryption requires no action by the email sender. To send an encrypted email, senders simply create a message and hit ‘send.’ Our sophisticated..."

### Proofpoint Core Email Protection

- Title: [What is the best way to allow users to safely release quarantined emails to their inbox ?](https://www.g2.com/discussions/14391-what-is-the-best-way-to-allow-users-to-safely-release-quarantined-emails-to-their-inbox) — 3 comments, 1 upvote
  > **Top comment:** "Hi Kadeem, this is Merry from G2. Sorry to hear you're having these difficulties. Perhaps you have the "Require Admin Privileges to Release" setting on? When..."
- Title: [How is it possible to limit the quaratine folder. I still have too many mails quarantined.](https://www.g2.com/discussions/15180-how-is-it-possible-to-limit-the-quaratine-folder-i-still-have-too-many-mails-quarantined) — 2 comments, 1 upvote
  > **Top comment:** "Hi Patrick - this is Merry from G2. Sounds like you get at ton of emails per day! Proofpoint has a ton of tutorials on their YouTube channel & several videos..."
- Title: [What is proofpoint PPS Ppps net?](https://www.g2.com/discussions/what-is-proofpoint-pps-ppps-net) — 1 comment
  > **Top comment:** "I don't believe there is a 'ppps net.  We extensively use ProofPoint."
- Title: [Is there a road map to enhance the Smart Search feature?](https://www.g2.com/discussions/15126-is-there-a-road-map-to-enhance-the-smart-search-feature) — 1 comment, 1 upvote
  > **Top comment:** "The Smartserarch tool, is seen more as a troubleshooting tool, the actions you want to do are inside the quarantine folders. But in my opinion, putting some..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/proofpoint-email-encryption-vs-zix-email-encryption-vs-proofpoint-core-email-protection)