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Security and Crypto Technologist


1d
comment Feistel network output if round function is the identity function
it is not clear from the question and identity function is just a wiki click away
2d
comment Feistel network output if round function is the identity function
This question appears to be off-topic because it is about a home work problem and the questioner does not clearly say what he has tried so far. This might encourage more people to just post their question here and seek answers
2d
comment Feistel network output if round function is the identity function
you should also tell us what you have tried so far. as such home work problems are not encouraged.
Nov
22
revised Real life systems that use concepts of crypto computing
added 68 characters in body
Nov
16
comment Secure symmetric encryption algorithm for any-size base62 data
are you looking for format preserving encryption ?
Nov
16
answered Are all block ciphers FPE (format preserving encryption)?
Nov
7
comment Can we give access to controlled functionality in Fully homomorphic encryption schemes?
the question was about controlled functionality for FHE but not FE
Nov
6
reviewed Approve suggested edit on Is a die implemented in a physics engine truly random?
Nov
6
comment What is the most computationally efficient way of generating pseudo-random permutations?
If security is not a major concern , vanilla feistel network with AES-NI as PRF , with 6 rounds would be good enough thank FFX modes
Nov
5
reviewed Approve suggested edit on Is a die implemented in a physics engine truly random?
Nov
5
reviewed Approve suggested edit on Is a die implemented in a physics engine truly random?
Nov
4
reviewed Approve suggested edit on Is python a secure programming language for cryptography?
Nov
4
revised How do I safely anonymize/hash a unique identifier to protect privacy?
added reference
Nov
4
revised How do I safely anonymize/hash a unique identifier to protect privacy?
added 17 characters in body
Nov
3
revised How do I safely anonymize/hash a unique identifier to protect privacy?
added 172 characters in body
Nov
3
answered How do I safely anonymize/hash a unique identifier to protect privacy?
Nov
1
reviewed Approve suggested edit on AES— Brute force attack versus Known plain text attack
Oct
30
accepted Encrypting twice with same key gives back plain text
Oct
30
comment Encrypting twice with same key gives back plain text
@owlstead looks like yes, thanks !
Oct
30
revised Encrypting twice with same key gives back plain text
added more clarity