Re:Facebook's tentacles reach further than people think
by moefh on Friday May 26, 2017 @07:05PM
(#14427832)
> However at that point surely you just add a salt?
How would that work? You'd have to use the same salt for every IP (which completely negates any benefit of the salt), otherwise how do you know that bcrypt(salt_1, IP_1), which you stored in your database yesterday, refers to the same IP as bcrypt(salt_2, IP_1) that you stored a month ago?
How would that work? You'd have to use the same salt for every IP (which completely negates any benefit of the salt), otherwise how do you know that bcrypt(salt_1, IP_1), which you stored in your database yesterday, refers to the same IP as bcrypt(salt_2, IP_1) that you stored a month ago?