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Post Closed as "Duplicate" by otus, CommunityBot

Why was AES limited by NIST to a 128-bit block size, although Rijndael could support morwmore?

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Demi
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Why was AES limited by NIST to a 128-bit block size, although Rijndael could support morw?

Rijndael could support block sizes up to 256 bits; this seems to be useful in AEAD. Wht did NIST restrict AES to a 128-bit block size?