!!! Overview
[{$pagename}] requires [context]


!! [{$pagename}] for [Lock]
[{$pagename}] may refer to a [key] for a [lock] on a door or other [entity] as within [Physical Access Control] where it is [Policy Enforcement Point] ([PEP])

!! [{$pagename}] [Cryptography]
[{$pagename}] in [Cryptography] is a piece of information (a parameter) that determines the functional output of a [cryptographic] [algorithm]. For [encryption] [algorithms], a [key] specifies the transformation of [plaintext] into [ciphertext], and vice versa for [decryption] [algorithms]. 
[{$pagename}] also specify transformations in other [cryptographic] [algorithms], such as [Digital Signatures] schemes and [Message Authentication Codes].



!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]