(now rare) A cave or cavern. / An underground vault, especially one beneath a church that is used as a burial place. / (anatomy) A small pit or cavity in the surface of an organ or other structure.

Alternative form of crypto- (prevocalic)

Cryptography. / Hidden.

plural of crypt

(anatomy) An intestinal gland.

(anatomy) An intestinal gland.

plural of crypt of Lieberkühn

plural of intestinal crypt

The discipline concerned with communication security (eg, confidentiality of messages, integrity of messages, sender authentication, non-repudiation of messages, and many other related issues), regardless of the used medium such as pencil and paper or computers.

The subfield of cryptography in which all information used to encode a message is assumed to be publicly available.