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CBC-MAC is really not fine.

CBC-MAC is really not fine. :) In any case, just making a descriptive comment, not a normative one. Broken crypto is broken crypto, I agree. I just have a little bit of exposure to this particular design challenge, and those are two reasons I see people not using "best practices" simple cryptography in these kinds of applications.

Posted by tptacek on May 8, 2015, 11:19 AM

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CBC-MAC is really not fine.

tptacekMay 8, 2015, 11:19 AM

CBC-MAC is really not fine. :) In any case, just making a descriptive comment, not a normative one. Broken crypto is broken crypto, I agree. I just have a little bit of exposure to this particular design challenge, and those are two reasons I see people not using "best practices" simple cryptography in these kinds of applications.

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