Issas.exe

LSASS is the "gatekeeper" for Windows security. Its primary roles include:

: Verifying user login names and passwords when you sign in. Issas.exe

Because it handles sensitive credentials, LSASS is a high-value target for attackers. Troubleshoot high Lsass.exe CPU usage - Windows Server LSASS is the "gatekeeper" for Windows security

: In domain environments, it manages database lookups, authentication, and replication for Active Directory. Security Risks and Malware it manages database lookups

: Generating security tokens that contain your user ID, group memberships, and privileges, which define what files or resources you can access.

: Handling security policies such as password complexity, account lockouts, and audit settings.