libapache2-mod-dacs 1.4.40-2 (arm64 binary) in ubuntu impish

 DACS is a light-weight single sign-on and role-based access control system
 for web servers and server-based software. It is also an authentication and
 authorization toolkit for programmers. DACS makes secure resource sharing
 and remote access via the web easier, safer, and more efficient.
 .
 This package contains the Apache2 module.