Apereo CAS is an open and well-documented authentication protocol. The primary implementation of the protocol is an open-source Java server component by the same name hosted here, with support for a plethora of additional authentication protocols and features.
Categories: RUM
Official website: https://www.apereo.org/projects/cas
Apereo CAS is ranked #11 of 113 in RUM by website adoption.
WhatStack detects Apereo CAS by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.