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Apr
18
awarded  Autobiographer
Apr
9
comment Why do we encrypt-then mac but sign-then-encrypt?
Nice summary, thanks!
Mar
27
awarded  Student
Mar
27
awarded  Custodian
Mar
27
reviewed Excellent One-time digital signatures
Mar
26
asked Do we need symmetric cryptosystems?
Mar
24
comment Should we MAC-then-encrypt or encrypt-then-MAC?
Great! I just find that the remarks there to be rather relevant (it I encrypt then MAC a message that says "add me to sudoers, the root password is 'blah'", and send it to my server, then an eavesdropper can resign the same encrypted message and get added as well...)
Mar
24
comment Should we MAC-then-encrypt or encrypt-then-MAC?
Could you perhaps comment on crypto.stackexchange.com/questions/5458/… ? It seems to be a closely related, but with diametrically opposed answers...
Mar
24
comment Should we MAC-then-encrypt or encrypt-then-MAC?
I am a bit perplexed by the fact that this question seems highly related to crypto.stackexchange.com/questions/5458/…, but has diametrically opposed answers...
Dec
17
awarded  Supporter