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Any reason not to use Ascon, which not only got Official Status™ from NIST: * https://www.nist.gov/news-events/news/2023/02/nist-selects-lightweight-cryptograp
by throw0101c 8mo ago
Any reason not to use Ascon, which not only got Official Status™ from NIST:
* https://www.nist.gov/news-events/news/2023/02/nist-selects-lightweight-cryptography-algorithms-protect-small-devices https://www.nist.gov/news-events/news/2023/02/nist-selects-l...
* https://csrc.nist.gov/pubs/sp/800/232/final https://csrc.nist.gov/pubs/sp/800/232/final
But was also a lightweight finalist in CAESAR (along with ACORN):
* https://en.wikipedia.org/wiki/CAESAR_Competition https://en.wikipedia.org/wiki/CAESAR_Competition
* https://en.wikipedia.org/wiki/Ascon_(cipher) https://en.wikipedia.org/wiki/Ascon_(cipher)
- 201984 8mo agoAscon is a stream-oriented AEAD, not a block cipher, and it requires a nonce. Because of this, it would not work for the usecases in TFA, not to mention it's also quite a bit slower than Speck.