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Increase hash function block size to accommodate SHA3 HMAC and SHAKE-128 #21

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andhu19 opened this issue Mar 28, 2022 · 0 comments
Open

Increase hash function block size to accommodate SHA3 HMAC and SHAKE-128 #21

andhu19 opened this issue Mar 28, 2022 · 0 comments

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@andhu19
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andhu19 commented Mar 28, 2022

Hello,
In cf_hmac_init() key k and block blk is allocated with CF_CHASH_MAXBLK (144 bytes). However, for SHA3HMAC and SHAKE-128 use block size up to 168 bytes.
With change of macro CF_CHASH_MAXBLK to 168, we can HMAC for these algorithms.
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