Blog / Katy, Bar the Door – Literally
Physical Security Begins with a Simple Change in Door Locks Katy Bar the Door is a strange phrase with it’s origins in the story of Catherine Douglas from Scottish history of the 15th century. She used her arm to block a door that was left unbolted as the King and court escaped from would-be assassins. She […]
July 14, 2016
Physical Security Begins with a Simple Change in Door Locks Katy Bar the Door is a strange phrase with it’s origins in the story of Catherine Douglas from Scottish history of the 15th century. She used her arm to block a door that was left unbolted as the King and court escaped from would-be assassins. She […]
July 14, 2016

















