--- title: KnowBe4 Cloud Email Security (Formerly Egress) Reviews meta_title: 'KnowBe4 Cloud Email Security (Formerly Egress) Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter 74 reviews by the users' company size, role or industry to find out how KnowBe4 Cloud Email Security (Formerly Egress) works for a business like yours. aggregate_rating: rating_value: 4.5 review_count: 74 scale: '5' date_modified: '2026-08-06' parent_category: name: Email Security url: https://www.g2.com/categories/email-security --- # KnowBe4 Cloud Email Security (Formerly Egress) Reviews **Vendor:** KnowBe4, Inc. **Category:** [Cloud Email Security Solutions](https://www.g2.com/categories/cloud-email-security) **Average Rating:** 4.5/5.0 **Total Reviews:** 74 ## About KnowBe4 Cloud Email Security (Formerly Egress) KnowBe4 Cloud Email Security is a comprehensive AI-powered email protection platform that defends against sophisticated inbound and outbound email threats, transforming email from organizations' largest attack surface into a strengthened defense layer. Designed for businesses of all sizes—particularly those in regulated industries handling sensitive information—this platform addresses the critical challenge of insider risk and human error, which account for 68% of data breaches. The platform delivers three integrated solutions: Defend™ provides AI-powered adaptive anti-phishing that detects business email compromise, spear phishing, and zero-day attacks while educating users with real-time contextual warning banners. Prevent™ offers AI-native outbound email security preventing data breaches by detecting misdirected emails, data exfiltration attempts, and unauthorized sharing. Protect™ delivers end-to-end email encryption seamlessly integrated into Outlook with automated policy enforcement. Key Capabilities: - Minutes-to-deploy with native Microsoft 365 integration - Patented contextual machine learning adapting to organizational communication patterns - Comprehensive analytics revealing organizations typically miss 90% of outbound security incidents - API integrations with existing security infrastructure Part of the KnowBe4 platform, Cloud Email Security transforms employees from vulnerabilities into informed cybersecurity assets through proactive threat management. ## KnowBe4 Cloud Email Security (Formerly Egress) Pros & Cons **What users like:** - Users appreciate the **effective email security features** of KnowBe4 Cloud Email Security, enhancing safety and reducing clutter. (7 reviews) - Users value the **protection against phishing and ransomware** provided by KnowBe4, enhancing overall email security and productivity. (6 reviews) - Users value the **excellent customer support** of KnowBe4 Cloud Email Security, ensuring smooth setup and configuration assistance. (4 reviews) - Users value the **exceptional detection efficiency** of KnowBe4, effectively mitigating phishing and email threats. (4 reviews) - Users appreciate the **ease of use** of KnowBe4 Cloud Email Security, enjoying a smooth setup and intuitive navigation. (4 reviews) - Filtering Efficiency (4 reviews) - Users appreciate the **setup ease** of KnowBe4 Cloud Email Security, finding installation and management straightforward and intuitive. (4 reviews) - Alerts (3 reviews) - Easy Setup (3 reviews) - Email Management (3 reviews) **What users dislike:** - Users find the **dashboard issues** frustrating, as it lacks seamless integration and an intuitive interface. (2 reviews) - Users desire a more **effective email filtering system** for better protection against malicious emails in KnowBe4. (2 reviews) - Users find **support difficult** , expressing a desire for stronger phishing protection and more proactive technical assistance. (2 reviews) - Users desire a more **effective blocking mechanism** for malicious emails to enhance security and reduce risks. (2 reviews) - Users wish for a more **aggressive blocking** of phishing emails, noting that some still get through the filters. (2 reviews) - Poor Customer Support (2 reviews) - Poor Detection (2 reviews) - Users often face **attachment issues** with KnowBe4 Cloud Email Security, especially when dealing with Microsoft delivery challenges. (1 reviews) - Users find the **complexity** of installation and the confusing UI of KnowBe4 Cloud Email Security frustrating and inconvenient. (1 reviews) - Complex Navigation (1 reviews) ## KnowBe4 Cloud Email Security (Formerly Egress) Discussions - [What is Egress Intelligent Email Security used for?](https://www.g2.com/discussions/what-is-egress-intelligent-email-security-used-for) - [View KnowBe4 Cloud Email Security (Formerly Egress) pricing details and edition comparison](https://www.g2.com/products/knowbe4-cloud-email-security-formerly-egress/reviews?page=7§ion=pricing&secure%5Bexpires_at%5D=2026-08-06+09%3A12%3A56+-0500&secure%5Bsession_id%5D=028e4ed2-3531-4b60-9150-4dfc733cd37a&secure%5Btoken%5D=aa2571a489f1041136da52ded01d3ea8c2ff291957364b24bb0dcfb0d8b76540&format=llm_user) ## KnowBe4 Cloud Email Security (Formerly Egress) Integrations - [Microsoft Outlook](https://www.g2.com/products/microsoft-outlook/reviews) ## KnowBe4 Cloud Email Security (Formerly Egress) Features **Additional Functionality** - Phishing Protection - Threat Response - Domain Check - Security Auditing - AI/Machine Learning - Third-Party Integrations - AI Copilot - Reporting/Analytics - Anomaly/Malware Detection - SURLB/URIBL Filtering - Activity Dashboard - Scheduled/Automated Reports - For MSPs - Whitelisting/Blacklisting - Fraud Detection - Spam Blocker - Spam Quarantine - API - Data Leak Prevention - Encryption - Audit Trail - Real-Time Monitoring - Spam Analysis - Policy Management - Alerts/Escalation - Email Management - Vulnerability Scanning - Generative AI - Threat Protection - Email Attachment Protection - Email Filtering - Two-Factor Authentication **Administration** - Data Management - Incident Logs - Reporting - Workflow Management - Remediation Management - User Management - Configuration Management **Administration** - Intelligence Reporting - Email Integration Suppor - Access Management - Data Loss Prevention **Administration** - Compliance - Intelligence Reporting - Email Clients - Role-Based Rules **Encryption Techniques - Email Encryption** - Encryption Algorithms - Transport Encryption - End-to-End Encryption **Agentic AI - Email Anti-spam Features** - Autonomous Task Execution - Proactive Assistance **Additional Functionality** - Phishing Protection - Data Recovery - Archiving & Retention - Backup and Recovery - Policy Management - Email Management - Data Loss Prevention - Single Sign On - Data Storage Management - Fraud Detection - Email Routing - Data Verification - Compliance Management - Filtering - Search/Filter - SURLB/URIBL Filtering - Security Auditing - Data Synchronization - Anti Virus - Risk Assessment - Greylisting - Audit Trail - Reporting/Analytics - Allow/Block List - Vulnerability Scanning - Active Directory Integration - Compression - Email Tracking - Encryption - Anti Spam - Disaster Recovery - AI Copilot - Tagging - Secure Data Storage - Activity Tracking - Spam Blocker - Microsoft Outlook Integration - Spam Analysis - API - Categorization/Grouping - Event Tracking - Inbox Management - Spam Detection - Authentication - Third-Party Integrations - Reporting & Statistics - Spam Quarantine - SSL Security - Generative AI - Data Retention Management - Access Controls/Permissions - Monitoring **Compliance** - Access Management - At-Risk Analysis - DLP Configuration - Sensitive Data Compliance **Governance** - Access Control - Compliance - Data Visibility - Access Controls/Permissions **Maintenance** - Auditing - Allow and block lists - Compliance - Archiving **Detection** - Data Exfiltration Detection - Activity Monitoring - Real-Time Detection **Authentication, Verification, and Access Controls - Email Encryption** - Revocation Mechanisms - Access Controls - Digital Signatures - Certificate Authorities **Administration** - Database Management - Deduplication - Backup - API / integrations **Security** - Encryption - Endpoint Intelligence - Activity Monitoring - Breach Detection **Security** - Anti-Malware/Anti-Spam - Encryption - Quarantine - Advanced Threat Protection (ATP) - Anti-Phishing - Account takeover prevention **Protection** - Targeted Attack Prevention - Policy Enforcement - Spam Filtering **Security Enhancements and Auditing - Email Encryption** - Malware Scanning - Reporting - Audit Trails - Data Loss Prevention (DLP) **Additional Functionality** - Personally Identifiable Information Protection - Data Discovery - Behavior Tracking - Remote Wipe - Risk Analysis - Insider Threat Protection - Anti Virus - Whitelisting/Blacklisting - Third-Party Integrations - Watermarking - Generative AI - Security Auditing - API - Ransomware Protection - Multi-Factor Authentication - Automatic Backup - Multi-Device Support - Compliance Tracking - Real-Time Analytics - Secure Data Storage - Data Recovery - Activity Tracking - External Storage Device Blocking - Reporting/Analytics - Audit Trail - File Quarantining - Disaster Recovery - Intellectual Property Protection - Alerts/Escalation - Risk Assessment - Sensitive Data Identification - Real-Time Notifications - Risk Alerts - Data Classification - Data Replication - AI Copilot - File Transfer - HIPAA Compliant **Security ** - Multi-Factor Authentication - Data Transport - Data Types - Security Tools **Integration, Compatibility, and Usability - Email Encryption** - User-Friendly Interfaces - APIs and SDKs - Email Client Integration - Automation **Agentic AI - Intelligent Email Protection** - Autonomous Task Execution - Adaptive Learning ## Top KnowBe4 Cloud Email Security (Formerly Egress) Alternatives - [Proofpoint Core Email Protection](https://www.g2.com/products/proofpoint-core-email-protection/reviews) - 4.6/5.0 (589 reviews) - [Mimecast Advanced Email Security](https://www.g2.com/products/mimecast-advanced-email-security/reviews) - 4.4/5.0 (340 reviews) - [Paubox](https://www.g2.com/products/paubox/reviews) - 4.9/5.0 (608 reviews)