Ballast Security felt the need to write this paper as almost countless services that we trust with our passwords are handling them irresponsibly. This is a good read for anyone who needs to store password hashes.
You can download it from the following link: https://packetstormsecurity.com/files/download/114273/ProperPasswordHashing.pdf
Source: https://packetstormsecurity.com/files/114273/Proper-Password-Hashing.html