Best Enterprise Cloud Email Security Solutions - Page 2

How Many Cloud Email Security Solutions Products Does G2 Track?

Total Products under this Category: 104

Category Stats (Oct 2026)

  • Average Rating: 4.52/5 (↑0.01 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Barracuda Email Protection (+0.67%) - Among all products in this category, Barracuda Email Protection recorded the largest rating increase compared to last month

Last updated: October 14, 2026

How Does G2 Rank Cloud Email Security Solutions Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 7,700+ Authentic Reviews
  • 104+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Cloud Email Security Solutions

G2 Grid® for Cloud Email Security Solutions plotting products by satisfaction and market presence

Highlighted products: Proofpoint Core Email Protection, Valimail, Adaptive Security, Sublime Email Security Platform, Barracuda Email Protection, Darktrace / EMAIL, Abnormal AI, and Microsoft Defender for Office 365.

Underlying data: [Grid® JSON](https://www.g2.com/categories/cloud-email-security/grids.json?focus%5B%5D=proofpoint-core-email-protection&focus%5B%5D=valimail&focus%5B%5D=adaptive-security&focus%5B%5D=sublime-email-security-platform&focus%5B%5D=barracuda-barracuda-email-protection&focus%5B%5D=darktrace-email&focus%5B%5D=abnormal-ai&focus%5B%5D=microsoft-microsoft-defender-for-office-365&segment=enterprise)

Symantec Email Security.Cloud

Safeguard your cloud-based email with our industry-leading threat and anti-spam protection for Office 365, Google Apps, and more.

Average Rating: 4.1/5.0

Total Reviews: 60

How Do G2 Users Rate Symantec Email Security.Cloud?

  • Has the product been a good partner in doing business?: 8.2/10 (Category avg: 9.3/10)
  • Advanced Threat Protection (ATP): 8.5/10 (Category avg: 9.1/10)
  • Anti-Phishing: 9.3/10 (Category avg: 9.2/10)
  • Quarantine: 8.6/10 (Category avg: 9.0/10)

Who Is the Company Behind Symantec Email Security.Cloud?

  • Seller: Broadcom
  • Year Founded: 1991
  • HQ Location: San Jose, CA
  • Twitter: @broadcom
    63,909 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    44,602 employees on LinkedIn®
  • Ownership: NASDAQ: CA

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer & Network Security
  • Company Size: 39% Large, 38% Medium

What Are Recent G2 Reviews of Symantec Email Security.Cloud?

What Are G2 Users Discussing About Symantec Email Security.Cloud?

CyberSentriq

CyberSentriq is an integrated cybersecurity and data protection platform, leveraging solutions from two best-of breed vendors in the MSP space. Partnering with over 3,000 MSPs and protecting over 150,000 SMBs globally, CyberSentriq provides an unmatched combination of proactive AI-driven email and web security, advanced data protection, and operational resilience. The CyberSentriq platform offers: - Data backup & recovery for Microsoft M365 & Entra ID, Azure, Google workspace and more - AI-driven threat intelligence and detection - Advanced email security at both the Mail Exchange (MX) and Integrated Cloud Email Security (ICES) layers. - Security awareness services - Phishing simulation - Email archiving and encryption

Average Rating: 4.6/5.0

Total Reviews: 385

How Do G2 Users Rate CyberSentriq?

  • Has the product been a good partner in doing business?: 9.4/10 (Category avg: 9.3/10)
  • Anti-Phishing: 10.0/10 (Category avg: 9.2/10)
  • Quarantine: 10.0/10 (Category avg: 9.0/10)

Who Is the Company Behind CyberSentriq?

  • Seller: CyberSentriq
  • Company Website:
  • Year Founded: 2025
  • HQ Location: Galway ,Galway
  • Twitter: @Redstor
    1,949 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    206 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: IT Manager, Director
  • Top Industries: Information Technology and Services, Computer & Network Security
  • Company Size: 47% Medium, 41% Small

What Do G2 Reviewers Say About CyberSentriq?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of CyberSentriq, benefiting from its user-friendly interface and efficient cloud solutions.
  • Users commend the exceptional restore capability of CyberSentriq, allowing versatile recovery across multiple platforms effortlessly.
  • Users love the ease of tracking and reviewing backups with Redstore, enhancing data management efficiency and reliability.
  • Users value the exceptional backup and restore features of CyberSentriq, ensuring efficient data recovery across platforms.
  • Users appreciate the reliable daily backups of CyberSentriq, ensuring quick access and minimal downtime during recovery.
Cons
  • Users face backup issues due to vague reporting and no scheduled backups on user endpoints, complicating restoration efforts.
  • Users express the need for improved reporting features in CyberSentriq for better troubleshooting and transparency.
  • Users find the reporting inadequate for troubleshooting, lacking detail needed for effective error resolution and analysis.
  • Users struggle with backup failures, finding error resolution tedious and reporting on Office 365 insufficient for troubleshooting.
  • Users find the reporting issues in CyberSentriq unsatisfactory, lacking detail and options for effective auditing.

What Are Recent G2 Reviews of CyberSentriq?

What Are G2 Users Discussing About CyberSentriq?

Proofpoint Adaptive Email Security

The Tessian Cloud Email Security Platform intelligently protects against advanced threats and data loss on email, while reducing security teams' workloads, and coaching people about security threats in the moment. Using Behavioral Intelligence Modeling and machine learning, Tessian automatically detects and prevents threats that legacy Secure Email Gateways fail to stop, including advanced phishing attacks, email impersonation, accidental data loss and insider threats. We ensure security teams can work smarter, not harder. Tessian automates the investigation and remediation of email threats, freeing up the security team's time and in-the-moment security coaching educates users in real-time to help them make more informed security decisions. As a cloud-native solution, Tessian Security Platform integrates seamlessly with Microsoft 365, Microsoft Exchange, and Google Workspace environments. Tessian is a fully automated platform that requires zero configuration, is deployed in minutes, and learns people’s email behaviors within hours, closing critical security gaps in the enterprise security stack. Email is the number one threat vector in the enterprise, and security teams can no longer rely on traditional email security solutions to keep their organization safe. Tessian’s intelligent technology stops advanced threats and prevents data loss, strengthening email security and building a stronger security culture.

Average Rating: 4.6/5.0

Total Reviews: 45

How Do G2 Users Rate Proofpoint Adaptive Email Security?

  • Has the product been a good partner in doing business?: 9.3/10 (Category avg: 9.3/10)
  • Advanced Threat Protection (ATP): 8.9/10 (Category avg: 9.1/10)
  • Anti-Phishing: 9.3/10 (Category avg: 9.2/10)
  • Quarantine: 8.9/10 (Category avg: 9.0/10)

Who Is the Company Behind Proofpoint Adaptive Email Security?

  • Seller: Proofpoint
  • Year Founded: 2002
  • HQ Location: Sunnyvale, CA
  • Twitter: @proofpoint
    31,157 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    5,261 employees on LinkedIn®
  • Ownership: NASDAQ: PFPT

Who Uses This Product?

  • Top Industries: Financial Services, Legal Services
  • Company Size: 58% Medium, 42% Large

What Do G2 Reviewers Say About Proofpoint Adaptive Email Security?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the outstanding customer support of Proofpoint Adaptive Email Security, enhancing their overall experience and satisfaction.
  • Users appreciate the user-friendly design of Proofpoint Adaptive Email Security, which simplifies navigating its robust features.
  • Users commend the comprehensive security features of Proofpoint Adaptive Email Security, enhancing protection and overall user experience.
  • Users value the outstanding product quality of Proofpoint Adaptive Email Security, appreciating its robust features and excellent support.
  • Users value the robust security features of Proofpoint Adaptive Email Security, ensuring reliable protection against threats.
Cons
  • Users find the price of Proofpoint Adaptive Email Security to be slightly higher than alternatives, impacting affordability.

What Are Recent G2 Reviews of Proofpoint Adaptive Email Security?

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INKY Email Security Platform

INKY is the behavioral email security platform that blocks threats, prevents data leaks, and coaches users to make smart decisions. Like a security coach, it signals suspicious behaviors with interactive banners that guide users to take safe action on any device or email client. IT teams don’t face the burden of filtering every email themselves or maintaining multiple systems. Through powerful technology and intuitive user engagement, INKY keeps bad actors out for good. Smarter AI-powered email security, beyond Graphus.

Average Rating: 4.2/5.0

Total Reviews: 117

How Do G2 Users Rate INKY Email Security Platform?

  • Has the product been a good partner in doing business?: 8.7/10 (Category avg: 9.3/10)
  • Advanced Threat Protection (ATP): 8.8/10 (Category avg: 9.1/10)
  • Anti-Phishing: 9.1/10 (Category avg: 9.2/10)
  • Quarantine: 8.5/10 (Category avg: 9.0/10)

Who Is the Company Behind INKY Email Security Platform?

  • Seller: Kaseya
  • Company Website:
  • Year Founded: 2000
  • HQ Location: Miami, FL
  • Twitter: @KaseyaCorp
    17,411 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    5,483 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer & Network Security
  • Company Size: 55% Small, 33% Medium

What Do G2 Reviewers Say About INKY Email Security Platform?

AI-generated summary from verified user reviews

Pros
  • Users value the cross-platform compatibility of INKY Email Security, seamlessly integrating with Microsoft for enhanced functionality.
  • Users praise the seamless integration of INKY Email Security Platform with Microsoft, enhancing their overall experience.
  • Users appreciate the easy integrations of INKY Email Security Platform, especially its seamless compatibility with Microsoft.
  • Users praise the seamless integration with Microsoft, enhancing their experience with INKY Email Security Platform.
  • Users value the seamless integration with Microsoft, enhancing their experience with the INKY Email Security Platform.
Cons
  • Users find setup for Google tricky, but they acknowledge the platform's overall excellence and effectiveness.
  • Users find the difficult setup for INKY Email Security Platform challenging, despite its otherwise flawless performance.

What Are Recent G2 Reviews of INKY Email Security Platform?

What Are G2 Users Discussing About INKY Email Security Platform?

Lauren Worth
LW
Researched and written by Lauren Worth
Updated