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Advanced Encryption Standard

nouncandidate·updated May 9, 2026

The Advanced Encryption Standard specifies a U.S. government-approved cryptographic algorithm that can be used to protect electronic data. The AES algorithm is a symmetric block cipher that can encrypt (encipher) and decrypt (decipher) information. This standard specifies the Rijndael algorithm, a symmetric block cipher that can process data blocks of 128 bits, using cipher keys with lengths of 128, 192, and 256 bits.

polysemousMWE

Classifications

Entity Type

Control85%llm-generatedllm:claude-haiku-4-5
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Sensitivity

Regulated80%llm-generatedllm:claude-haiku-4-5
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Information Class

unclassified

Variants

acronym
AES
plural
Advanced Encryption Standards
possessive
Advanced Encryption Standard's
pluralpossessive
Advanced Encryption Standards'