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Groups > linux.kernel > #1287464
| From | Herbert Xu <herbert@gondor.apana.org.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/2] chacha20poly1305: Skip encryption/decryption for 0-len |
| Date | 2015-12-09 13:30 +0100 |
| Message-ID | <qDM2C-8kP-19@gated-at.bofh.it> (permalink) |
| References | <qCwMi-nF-9@gated-at.bofh.it> <qCwMi-nF-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sun, Dec 06, 2015 at 02:51:38AM +0100, Jason A. Donenfeld wrote: > If the length of the plaintext is zero, there's no need to waste cycles > on encryption and decryption. Using the chacha20poly1305 construction > for zero-length plaintexts is a common way of using a shared encryption > key for AAD authentication. > > Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com> Patch applied. Thanks. -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 2/2] chacha20poly1305: Skip encryption/decryption for 0-len "Jason A. Donenfeld" <Jason@zx2c4.com> - 2015-12-06 03:00 +0100 Re: [PATCH 2/2] chacha20poly1305: Skip encryption/decryption for 0-len Herbert Xu <herbert@gondor.apana.org.au> - 2015-12-09 13:30 +0100
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