User Rook - Cryptography Stack Exchange

Rook

Member for 12 years, 8 months
Last seen more than a month ago

12 Questions

Score Activity Newest Views

32 votes

2 answers

8k views

Why can't one implement bcrypt in Cuda?

asked Aug 13, 2011 at 1:36

1 vote

1 answer

534 views

Is there a problem with constructing a CSPRNG using MD5 or SHA1?

asked Feb 4, 2013 at 18:16

35 votes

2 answers

16k views

Using the same secret key for encryption and authentication in a Encrypt-then-MAC scheme

asked Apr 22, 2013 at 22:43

12 votes

1 answer

1k views

Why does a broken hash function undermine an HMAC?

asked Apr 10, 2012 at 4:58

1 vote

2 answers

186 views

What is an easy method of proving that a cryptographic oracle attack is possible?

asked Dec 3, 2012 at 17:57

10 votes

3 answers

7k views

Malleability attacks against encryption without authentication

asked Aug 26, 2012 at 20:29

2 votes

1 answer

766 views

How is block cipher padding verified for consistancy?

asked Aug 26, 2012 at 21:24

1 vote

1 answer

267 views

MD5 pre-fixing with an unkown postfix

asked Aug 12, 2012 at 22:58

2 votes

2 answers

580 views

Byte location of plaintext vs ciphertext when using a block cipher or stream cipher

asked Jun 22, 2012 at 19:10

5 votes

1 answer

2k views

Efficient and stateless anti-forgery method

asked Apr 6, 2012 at 0:57

12 votes

3 answers

3k views

Using a Non-Random IV with modes other than CBC

asked Nov 23, 2011 at 19:47

11 votes

3 answers

763 views

Are these emerging threats against AES affecting your designs?

asked Aug 17, 2011 at 16:44