Email Security Best Practices 2025
With over 90% of breaches still originating from email, implementing robust security measures is essential for every organization in 2025.
Top Email Threats in 2025
AI-Powered Phishing
Highly personalized attacks using AI to mimic trusted colleagues and vendors.
Business Email Compromise
Sophisticated attacks targeting executives with fraudulent payment requests.
Account Takeover
Compromising legitimate accounts to launch attacks from trusted sources.
Supply Chain Attacks
Leveraging trusted vendor relationships to infiltrate your systems.
6 Critical Security Practices
Advanced Authentication
Implement FIDO2-compliant passwordless authentication and contextual access policies that verify identity based on behavior patterns.
Email Authentication Stack
Deploy all three critical protocols to prevent domain spoofing:
AI-Powered Email Security
Deploy solutions with behavioral AI that detects anomalies in communication patterns and identifies social engineering attempts even in text-only emails.
Zero Trust Email
Treat all email content as potentially malicious with link isolation, attachment sandboxing, and real-time URL scanning.
Continuous Training
Implement adaptive security awareness training with real-world simulations tailored to each employee's risk profile.
Integrated Security Ecosystem
Connect email security with your broader security stack for coordinated threat response across endpoints, identity, and cloud services.
Email Security Trends for 2025
Autonomous Security: AI systems that not only detect but automatically remediate threats without human intervention.
Quantum-Resistant Encryption: New email security protocols designed to withstand quantum computing attacks.
Integrated Identity Context: Security systems that evaluate email risk based on sender behavior across all digital channels.
Ready to Secure Your Email in 2025?
Our team of security experts can help you implement these practices and stay ahead of emerging threats.