I don't know the details of the attack, but the article says, "AES-128 is more l... | Hacker News

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tomp on Aug 17, 2011 | parent | context | favorite | on: Researchers identify first flaws in AES

I don't know the details of the attack, but the article says, "AES-128 is more like AES-126", so you should therefore need 2^125 operations in average, which is 4 times faster.

On the other hand, I may be wrong... do you mind linking to the original source?

cperciva on Aug 18, 2011 [–]

dchest linked below. Their attack on AES-128 is claimed to be 2^126.1 operations.

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