Définitions
1.NounA hinged or sliding door set into a floor or ceiling.
2.NounSuch a trap set into the floor of a stage to allow fast exits and entrances.
3.NounA secret method of obtaining access to a program or online system; a backdoor.
4.NounThe special information that permits the inverse of a trapdoor function to be easily computed.
5.NounA door in a level for regulating the ventilating current; a weather door.
6.VerbTo subvert (a cryptographic scheme) by means of a secret parameter that makes the trapdoor function easy to compute.
7.VerbTo form a trapdoor deformity.