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  • 0 posts edited
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  • 115 votes cast
Feb
23
comment Why is AES resistant to known-plaintext attacks?
@RickyDemer, Why does the message appear as $\:$ It's $\mapsto$. $\;\;\;\;$ in my inbox? What's with those cryptic \;\;\;\;?
Feb
17
comment Why is AES resistant to known-plaintext attacks?
@RickyDemer, Ah, learnt something today.
Feb
16
comment Why is AES resistant to known-plaintext attacks?
@RickyDemer, What's that arrow?
Feb
16
comment What is the difference between known-plaintext attack and chosen-plaintext attack?
@Hendrik, So which encryption protects against chosen plaintext attack? Is that even possible?
Feb
16
comment Chosen plaintext vs Chosen ciphertext
Do we even see chosen ciphertext in practice?
Feb
12
awarded  Good Question
Dec
30
comment Generating a secure random number in javascript
@CodesInChaos, Do you mind elaborating on that point? How could the entropy be increased by mere hashing?
Dec
2
comment Is Diffie-Hellman mathematically the same as RSA?
So... which is stronger? Which is more unlikely to be broken?
Dec
2
comment Adaptive Hash Functions: How to tell how many iterations were used?
Is figuring the number of iterations easy in practice, as CodesInChaos claimed above?
Dec
2
comment Why is H(k||x) not a secure MAC construction?
Also see en.wikipedia.org/wiki/Length_extension_attack
Nov
22
comment Reverse engineering a hash?
@JohnGietzen, So what was #3 of that FAQ talking about?
Nov
21
comment Reverse engineering a hash?
@Tangurena, You spent 2 hours breaking it?
Nov
21
comment Reverse engineering a hash?
@JohnGietzen, Which FAQ are you talking about? crypto.stackexchange.com/faq?
Nov
21
awarded  Informed
Sep
24
awarded  Autobiographer
Jul
2
awarded  Curious
Jun
27
awarded  Notable Question
Jun
10
comment Algorithm: How to use x and y mouse movement co-ordinates to generate random data?
+1, Good point.
Jun
10
comment Algorithm: How to use x and y mouse movement co-ordinates to generate random data?
It may even be lesser than that, considering users usually draw circles or do zig-zag-zig-zag-zig-zag.
Jun
4
comment advances in usability for cryptography/authentication
The main weakness in everything is that people are involved.