What is Shibboleth?

• “Shibboleth is a system designed to exchange attributes across realms for the primary purpose of authorisation”

• Why is it called Shibboleth?

• • Because it is access control where it matters what you are, rather than who you are
  • Judges 12:5-6 (the Gileadites seized the passages of the Jordan before the Ephraimites, who couldn’t pronounce “ear of wheat”)