Top "Sha2" questions

SHA256 not working even after hotfixes

Ok, so we have a Windows Server 2003 machine with SP2 and both HOTFIX KB 938397 and KB 968730 installed. When we try …

certificate windows-server-2003 sha2

sha512-crypt mysql and dovecot

I have a question about understanding sha512-crypt hashing. I found this tutorial to set up dovecot and postfix with …

mysql sha512 dovecot sha2

Calculating a hash code for a large file in parallel

I would like to improve the performance of hashing large files, say for example in the tens of gigabytes in …

cryptography hash sha256 sha2

PBKDF2-HMAC-SHA2 test vectors

There are test vectors for PBKDF2-HMAC-SHA1 in RFC6070. There are test vectors for HMAC-SHA2 in RFC4231. But so far …

cryptography hmac sha2 pbkdf2

MySQL SHA2 function does not appear to work

I'm using MySql 5.5.32 and trying to reproduce some code in a stored procedure that we have in the business layer …

mysql sha2

Does SHA-2 Hashing use a key?

From personal knowledge I know SHA-2 hashes are irreversible and do not use a key. But a person I know …

security hash sha2