User Meir Maor

8 votes

1 answer

2k views

Secure group chat with large groups

asked Mar 23, 2018 at 9:22

8 votes

1 answer

336 views

Distance between consecutive primes distribution

asked Jan 21, 2020 at 5:10

6 votes

1 answer

584 views

Can Pohlig-Hellman encryption be done over elliptic curves?

asked Apr 6, 2018 at 18:29

6 votes

4 answers

3k views

Are rainbow tables still useful?

asked Feb 9, 2018 at 6:01

6 votes

6 answers

522 views

Is building your own inefficient but secure cipher hard?

asked Mar 30, 2017 at 18:23

5 votes

1 answer

405 views

How is the SHA-1 collision detector so fast?

asked Feb 23, 2017 at 20:00

5 votes

3 answers

2k views

What are the requirements from a Round function in Feistel network?

asked Jul 4, 2018 at 4:53

4 votes

1 answer

199 views

Cryptographically secure shaming

asked Jan 23, 2018 at 10:17

4 votes

1 answer

320 views

Have crypto side-channel attacks happened in the wild?

asked Sep 5, 2020 at 5:10

4 votes

2 answers

995 views

Many near collisions but no full collision

asked Jul 27, 2021 at 7:27

4 votes

0 answers

157 views

How sensitive is Tiny Encryption Algorithm (TEA) to the magic numbers?

asked Mar 16, 2019 at 10:40

3 votes

3 answers

117 views

communication efficient private lookup

asked Aug 4, 2018 at 19:33

3 votes

2 answers

381 views

Decrypting two XORed compressed messages?

asked Oct 10, 2017 at 11:30

2 votes

0 answers

243 views

Pencil & paper spyfall [closed]

asked Jun 22, 2017 at 8:53

2 votes

1 answer

320 views

Solve DLOG using a probabilistic algorithm for DLOG lsb

asked Nov 28, 2021 at 14:11

2 votes

0 answers

62 views

What is the key-derivation used in pdf2, is there a secure option?

asked Jul 13, 2022 at 12:15

1 vote

1 answer

197 views

does SHA* collide more or less than a random function?

asked Jul 10, 2017 at 13:01

1 vote

0 answers

134 views

How can we efficiently resync a stream cipher

asked Apr 29, 2017 at 7:17

1 vote

0 answers

35 views

Why do we need key scheduling? [duplicate]

asked May 28, 2017 at 7:11

1 vote

0 answers

121 views

How to perform Black box testing of a key exchange protocol?

asked Mar 10, 2018 at 13:19

1 vote

0 answers

41 views

example of increasing size weakening security?

asked Jun 2, 2018 at 7:46

0 votes

1 answer

163 views

correct a corrupted shared key

asked Jul 14, 2018 at 16:16

0 votes

1 answer

214 views

Are there any known values for common hashes known to have no preimage

asked Apr 25, 2017 at 12:59

0 votes

0 answers

193 views

Random self-reducibility and NP

asked Dec 31, 2017 at 7:19

Stack Exchange Network

24 Questions

Secure group chat with large groups

Distance between consecutive primes distribution

Can Pohlig-Hellman encryption be done over elliptic curves?

Are rainbow tables still useful?

Is building your own inefficient but secure cipher hard?

How is the SHA-1 collision detector so fast?

What are the requirements from a Round function in Feistel network?

Cryptographically secure shaming

Have crypto side-channel attacks happened in the wild?

Many near collisions but no full collision

How sensitive is Tiny Encryption Algorithm (TEA) to the magic numbers?

communication efficient private lookup

Decrypting two XORed compressed messages?

Pencil & paper spyfall [closed]

Solve DLOG using a probabilistic algorithm for DLOG lsb

What is the key-derivation used in pdf2, is there a secure option?

does SHA* collide more or less than a random function?

How can we efficiently resync a stream cipher

Why do we need key scheduling? [duplicate]

How to perform Black box testing of a key exchange protocol?

example of increasing size weakening security?

correct a corrupted shared key

Are there any known values for common hashes known to have no preimage

Random self-reducibility and NP