I guess anyone reading such a technical article already knows this, but I didn't have even the vaguest clue what SAML was—my first thought was some dialect of M

I guess anyone reading such a technical article already knows this, but I didn't have even the vaguest clue what SAML was—my first thought was some dialect of ML—and skimming the article only slightly clarified for me. According to Wikipedia (https://en.wikipedia.org/wiki/Security_Assertion_Markup_Language https://en.wikipedia.org/wiki/Security_Assertion_Markup_Lang...), it's the "Security Assertion Markup Language", and the discussion is about implementations of Single Sign-On.