No specific info about version 5.4. Please visit the main page of Keychain Access on Mac Informer.
Info updated on:
VIP Access provides an extra layer of security each time you access your account.
Protects your privacy while browsing the web by using VPN tunneling.
This app keeps your default keychain password in sync with your login password.
This app helps you to access your computer and hard drive from anywhere.
Access your entire Photos.app library whenever you need it.