Does it weaken a private key...
wk at isil.d.shuttle.de
Sun Dec 6 18:23:53 CET 1998
Oscar Levi <elf at buici.com> writes:
> to sign many short messages? I have an application that signs
> thousands of short, 40 byte messages. Would it be desirable to pad my
> message length with more data?
No. We do not sign the message but the hash of the message which is a
20 byte value. Only if the hash function is detected to be bad we
have problems - but everything relies on a good cryptographic hash
even the RNG uses the hash function to protect its internal state.
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