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1d
revised Repeatable crypto
add "host-proof" tag
Jul
28
revised How does a rolling code work?
yet another app note
May
6
revised Encrypting a short phrase into two keys. both with length of 32letters
more fun with visual cryptography
Apr
27
revised Is there a cryptographic method to add noise to a plaintext instead of actually encrypting it?
move comment by questioner into main part of question; add tags that seem relevant
Apr
27
revised Can I construct a zero-knowledge proof that I solved a Project Euler problem?
fix broken link; divide into sections.
Dec
9
revised Alphabetic Substitution with Symbols
linkfix
Nov
25
revised Is the following symmetric design secure?
fix oops -- need a random permutation here, not a random function.
Nov
23
revised Is the following symmetric design secure?
rough draft of a proof
Nov
13
revised Attack XOR encryption of binary data compressed by zlib with known key length (very short key)
Is this what you really meant?
Nov
13
revised Determine the Key given ciphertexts and plaintexts?
forgot to update B0 and B1
Aug
25
revised Convert old and busted password encryption to something sensible
mention another competing format
Jun
26
revised Simple protocol for 1-out-of-2 oblivious transfer
clarified (I hope)
Feb
1
revised Any efficient text-based steganographic schemes?
add references, as requested.
Dec
9
revised sha-1 wiki description
I hate it when people say "Don't use X", without stating some alternative.
Dec
9
revised Deterministic key generation
edited tags
Dec
3
revised How to prove membership of a list without disclosing the list members?
clarify (I hope)
Nov
12
revised protocol-design wiki description
example
Oct
11
revised Avalanche noise RNG for one-time pad use
link to another list of these things
Oct
2
revised hash wiki description
rough draft
Oct
2
revised Tips on conceiving safe software messaging platform
edited tags