Definitions for **"PKE"**

PAN Key Entry The action of manually keying a card number via the terminal keypad, where a card failed to read correctly when swiped.

Public Key Encryption - A type of encryption system where their are two separate keys. A public key that is published and hence can be used by anyone to encrypt a message, and a secret key that is known only to the holder which is necessary for decryption.

Public Key Encryption. An asymmetric encryption implementation with two keys, one classified as public, the other as private. The nature of the two keys is such that given the public key, it is considered computationally too costly, if not infeasible, to derive the private key.

Acronym for "psychokinetic energy".

A message authentication mechanism that is part of most Web browsers.