15 Best Practices for Protecting Your Email with Security Gateway vs Bitdefender GravityZone Security for Exchange: Side-by-Side Comparison (2026)

15 Best Practices for Protecting Your Email with Security Gateway

Security leaders evaluating email gateway deployments for the first time will find actual tactical value here instead of vendor marketing; this guide cuts through the noise by naming which controls stop phishing versus which are theater. The 15 practices map directly to NIST CSF 2.0 Protect functions, with emphasis on authentication and filtering configurations that measurably reduce compromise. Skip this if your team already runs a mature email security program with established policies; the guide targets organizations still building foundational email defenses.

Bitdefender GravityZone Security for Exchange

Mid-market and enterprise teams running on-premises Exchange will value Bitdefender GravityZone Security for Exchange for its ability to offload scanning to a centralized security server, reducing mailbox latency without sacrificing detection depth. The Global Protective Network delivers real-time behavioral analysis across millions of endpoints, catching zero-day threats before signatures exist. Skip this if your organization is cloud-native and standardized on Microsoft 365; the on-premises architecture adds operational overhead that cloud-native buyers don't need.