User AleksanderCH

2 votes

Accepted

Crypto AG (Switzerland) - Which algorithms were used and how did the backdoors work?

answered Mar 4, 2022 at 17:30

1 vote

Is it possible to get the SHA256 hash collision with partial known data

answered Oct 14, 2021 at 12:08

2 votes

Accepted

Having two messages and a result ciphertext, is it possible to know which one was encrypted using One Time Pad?

answered Dec 4, 2020 at 16:44

1 vote

What is batching in homomorphic encryption?

answered Nov 13, 2020 at 9:31

4 votes

Will Fernet’s key function at any timeframe?

answered Aug 28, 2020 at 12:34

2 votes

Is random.org truly reliable?

answered Jul 10, 2020 at 11:45

4 votes

Is it reasonable to consider that an encryption scheme must be invertible?

answered Jun 22, 2020 at 12:30

1 vote

Personal ledgible quick cipher

answered May 30, 2020 at 15:36

6 votes

Accepted

Asymmetric Cryptography decryption

answered May 29, 2020 at 13:53

2 votes

Why are there standards of encryption?

answered Mar 26, 2020 at 15:48

1 vote

What's a relatively fast way of checking if a string is decrypted English?

answered Mar 25, 2020 at 18:31

11 votes

Using cryptographically random password as both the password and the salt

answered Mar 23, 2020 at 12:53

3 votes

Secure enigma machine?

answered Feb 25, 2020 at 13:34

1 vote

Why is it difficult to encrypt large amounts of information using quantum key distribution?

answered Feb 11, 2020 at 16:48

1 vote

Why are good passwords required if we use good hashing algorithms?

answered Dec 20, 2019 at 11:17

1 vote

Any known cases of lucky collisions resulting in security breaches?

answered Dec 5, 2019 at 12:20

2 votes

Accepted

Tiny AES vs AES algorithm

answered Nov 22, 2019 at 9:48

2 votes

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Why are in asymmetric cryptography as many keys as people involved needed?

answered Nov 20, 2019 at 10:59

3 votes

Why use symmetric encryption with Public Key?

answered Nov 15, 2019 at 13:43

1 vote

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Does there exist a public database of RSA-2048 moduli and their factors?

answered Nov 1, 2019 at 9:21

4 votes

What's different between ground setting and ring set in the Enigma machine?

answered Oct 31, 2019 at 11:09

1 vote

Why use complex encryption algorithms?

answered Oct 12, 2019 at 11:50

1 vote

Accepted

Decrypting a substitution cipher, but with symbols instead of letters

answered Oct 1, 2019 at 13:51

2 votes

How many hashes for high probability of finding a collision (specific case)?

answered Sep 24, 2019 at 9:30

0 votes

Accepted

Hashing large messages, how does it work?

answered Sep 23, 2019 at 9:26

53 votes

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Can I say "I have encrypted something" if I hash something?

answered Sep 9, 2019 at 13:18

1 vote

How to protect against brute force attacks in the case of a small dictionary?

answered Sep 5, 2019 at 15:16

1 vote

Can frequency attack be successful on Vigenère cipher?

answered Sep 4, 2019 at 18:31

4 votes

Accepted

Enigma message decode errors, and protocols to prevent them

answered Jul 11, 2019 at 7:58

2 votes

Factorization of the public value $N$ from the RSA cryptosystem

answered Jul 10, 2019 at 13:01

Stack Exchange Network

112 Answers

Crypto AG (Switzerland) - Which algorithms were used and how did the backdoors work?

Is it possible to get the SHA256 hash collision with partial known data

Having two messages and a result ciphertext, is it possible to know which one was encrypted using One Time Pad?

What is batching in homomorphic encryption?

Will Fernet’s key function at any timeframe?

Is random.org truly reliable?

Is it reasonable to consider that an encryption scheme must be invertible?

Personal ledgible quick cipher

Asymmetric Cryptography decryption

Why are there standards of encryption?

What's a relatively fast way of checking if a string is decrypted English?

Using cryptographically random password as both the password and the salt

Secure enigma machine?

Why is it difficult to encrypt large amounts of information using quantum key distribution?

Why are good passwords required if we use good hashing algorithms?

Any known cases of lucky collisions resulting in security breaches?

Tiny AES vs AES algorithm

Why are in asymmetric cryptography as many keys as people involved needed?

Why use symmetric encryption with Public Key?

Does there exist a public database of RSA-2048 moduli and their factors?

What's different between ground setting and ring set in the Enigma machine?

Why use complex encryption algorithms?

Decrypting a substitution cipher, but with symbols instead of letters

How many hashes for high probability of finding a collision (specific case)?

Hashing large messages, how does it work?

Can I say "I have encrypted something" if I hash something?

How to protect against brute force attacks in the case of a small dictionary?

Can frequency attack be successful on Vigenère cipher?

Enigma message decode errors, and protocols to prevent them

Factorization of the public value $N$ from the RSA cryptosystem