Blockcipher-based Authenticated Encryption: How Small Can We Go?

IACR Cryptology ePrint Archive, Volume 2017, 2020.

Cited by: 23|Views35


This paper presents a design of authenticated encryption (AE) focusing on minimizing the implementation size, i.e., hardware gates or working memory on software. The scheme is called (textsf {COFB}), for COmbined FeedBack. (textsf {COFB}) uses an n-bit blockcipher as the underlying primitive, and relies on the use of a nonce for security....More



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