. . "unstable" . "A certificate is a Document that is signed.\n As explained here http://www.pgpi.org/doc/pgpintro/#p16\n 'A digital certificate consists of three things:\n * A public key.\n * Certificate information. ('Identity' information about the \n user, such as name, user ID, and so on.)\n * One or more digital signatures.'\n "@en . "Certificate"@en . . .