v4.x was the first branch to robustly support (Security Assertion Markup Language) for modern SSO integration with Azure AD, Okta, or Ping. Prior to v4.6, SAML support was buggy. From 4.7 onward, it became production-ready, allowing users to authenticate via MFA push notifications without touching the AnyConnect GUI (a browser window pops up).
To configure the client:
: Provided encrypted connections using TLS/SSL and IPsec IKEv2 protocols.