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Sep
22
comment Random vs. Fixed Paddings
Yes, all of that is true, but it doesn't really answer the question. There may have been non-security-related reasons for the prevalence of PKCS#7. Or is PKCS#7 indeed somehow better than its alternatives?
Sep
22
comment Random vs. Fixed Paddings
@CodesInChaos I'm asking about symmetric block ciphers only.
Sep
22
asked Random vs. Fixed Paddings
Sep
19
awarded  Curious
Sep
18
asked Authenticating Very Short (Sub-Block) Data
Aug
22
awarded  Popular Question
Jun
13
awarded  Yearling
Jun
28
accepted Are Stream Ciphers Less Secure?
Jun
25
asked Are Stream Ciphers Less Secure?
Jun
20
comment Why must IV/key-pairs not be reused in CTR mode?
For anyone else landing here later on, this link (from this question ) probably explains it best. Thanks for the hint about the "two-time pad" PaĆ­lo Ebermann and poncho!
Jun
20
accepted Why must IV/key-pairs not be reused in CTR mode?
Jun
20
asked Why must IV/key-pairs not be reused in CTR mode?
Apr
10
asked What “Tag Length” should be used for the EAX MAC?
Feb
26
comment Why was ISO10126 Padding Withdrawn?
Thank you for your reply. What do you mean by 'The rationale .. is dubious at best'? Does it have any drawbacks compared to PKCS5?
Feb
26
awarded  Supporter
Feb
26
awarded  Scholar
Feb
26
accepted Why was ISO10126 Padding Withdrawn?
Feb
25
awarded  Student
Feb
24
asked Why was ISO10126 Padding Withdrawn?