CISO's Guide to Email Security: Protection & Threats
Get the CISO’s Guide to Email security CISO’s
AI-driven attacks are reshaping email security. Learn how CISOs can stop advanced threats with proactive, behavioral AI defenses

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When it comes to something like phishing emails, training on how to spot these is important but we simply cannot put the focus on humans to spot these well-researched, targeted email attacks.
CEO, Transport & Logistics
AI-driven attacks are reshaping email security. Learn how CISOs can stop advanced threats with proactive, behavioral AI defenses
Email remains the primary communication channel for modern organizations, and the most effective route for cyber attackers. Today’s AI-driven phishing attacks are more convincing, targeted, and difficult to detect, while attackers increasingly exploit trusted accounts and cloud services to bypass traditional defenses.
For CISOs, modern email security is no longer just about blocking spam or malware, it’s about protecting identities, business operations, and organizational trust. This white paper explores how security leaders can adapt their defenses to meet the realities of today’s AI-driven email threats.
Gartner, Magic Quadrant for Email Security Platforms, Max Taggett, Nikul Patel, Franz Hinner, Deepak Mishra, 16 December 2024Gartner does not endorse any vendor, product or service depicted in its research publications and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner’s research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose. GARTNER is a registered trademark and service mark of Gartner and Magic Quadrant and Peer Insights are a registered trademark, of Gartner, Inc. and/or its affiliates in the U.S. and internationally and are used herein with permission. All rights reserved. Gartner Peer Insights content consists of the opinions of individual end users based on their own experiences with the vendors listed on the platform, should not be construed as statements of fact, nor do they represent the views of Gartner or its affiliates. Gartner does not endorse any vendor, product or service depicted in this content nor makes any warranties, expressed or implied, with respect to this content, about its accuracy or completeness, including any warranties of merchantability or fitness for a particular purpose.
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