Bitdefender GravityZone Security for Exchange vs GLIMPS Email Security for M365: Side-by-Side Comparison (2026)

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.

GLIMPS Email Security for M365

Mid-market and enterprise security teams running Microsoft 365 need GLIMPS Email Security for M365 if phishing and BEC attacks are bleeding through your native defenses; its 500+ specialized detection rules and sub-3-second analysis time catch what basic M365 filters miss. The deep learning zero-day attachment scanning and real-time URL database backed by multi-engine antivirus scanning covers Detect and Data Security functions effectively, though this tool prioritizes blocking threats over post-incident response orchestration. Skip this if you're looking for a platform that also handles endpoint detection, incident response, or identity-based attacks; GLIMPS is email-only and expects your other tools to finish the job.