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| visits | member for | 1 year |
| seen | May 11 '12 at 20:57 | |
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May 11 |
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How can we find Public key have only 8 or 16bits? How many messages does Eve need to know the Public key in RSA? a public key is actually two numbers: $(e, N)$. While small $e$ is o.k., small $N$ implies small $d$, the private key. This is very weak. |
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May 4 |
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Is my HMAC secure if I have a complete series of HMAC'd prefix strings How do you expect to decrypt your "ciphertext"? |
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May 4 |
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Is my HMAC secure if I have a complete series of HMAC'd prefix strings Please note that MACs are not designed for encryption - they provide message authentication only, and may naturally leak some bits of information about the message. |