Defined term
Block Cipher
Block Cipher: A symmetric key cryptographic algorithm that transforms a block of information at a time using a cryptographic key.
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Election Administration
Definition
A symmetric key cryptographic algorithm that transforms a block of information at a time using a cryptographic key. For a block cipher algorithm, the length of the input block is the same as the length of the output block. (SP 800-90) (NISTIR)
Sources
1
The Cyber Glossary
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