I'm not a student of Latin, but in the course of this effort, I needed to learn a few security-related terms that I came across. I'll present them here in case some of you have the same problem

catena : chain, fetters.

cera : wax writing tablet or wax seal

claudo (clausus) : to confine, shut up, close, blockade, besiege.

claustrum : lock,bolt, bar, prison, den, pen, enclosure / cloister.

clavis : door key

clavis adultera: false or skeleton key

cardo : door hinge

crumena : purse

exaro : to write on waxen tablets

fores : door

janua : door

obfirmo: to bolt, lock, fasten, bar

sacculus : purse, small bag, sack, money bag

sera: movable bar or bolt

sera pensilis: padlock

tabella, tabula : writing tablet