Proofpoint Identity Threat Defense vs Silverfort Authentication Firewall: Side-by-Side Comparison (2026)

Proofpoint Identity Threat Defense: Identity threat detection and response solution for account protection. built by Proofpoint. Core capabilities include Account takeover detection, Machine learning-based threat detection, Identity threat investigation..

Silverfort Authentication Firewall: Identity-based access control & segmentation to block lateral movement. built by Silverfort. Core capabilities include Real-time authentication monitoring and blocking, Identity-based access segmentation, Protocol-level enforcement for NTLM, Kerberos, and LDAP..

Both serve the Identity Threat Detection and Response market but differ in approach, feature depth, and target audience.

Proofpoint Identity Threat Defense differentiates with Account takeover detection, Machine learning-based threat detection, Identity threat investigation. Silverfort Authentication Firewall differentiates with Real-time authentication monitoring and blocking, Identity-based access segmentation, Protocol-level enforcement for NTLM, Kerberos, and LDAP.

Proofpoint Identity Threat Defense is developed by Proofpoint. Silverfort Authentication Firewall is developed by Silverfort. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Proofpoint Identity Threat Defense and Silverfort Authentication Firewall serve similar Identity Threat Detection and Response use cases: both are Identity Threat Detection and Response tools, both cover Authentication. Review the feature comparison above to determine which fits your requirements.