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Glossary: Change Records, Cryptography and PKI

bits of security

Also written: security strength

NIST's way of comparing strength across algorithm types: for example AES-128, RSA 3072 and 256-bit ECC all give about 128 bits of security. Today's minimum is 112 bits.

Where the book teaches it

Related terms

key lengthNIST (National Institute of Standards and Technology)SP 800-57