• Categories

  • Archives

  • Archive for September, 2007

    MD5, ‘rainbow tables’ and security

    Published September 12th, 2007

    There’s been a bit of a brouhaha recently about the availability of so-called ‘rainbow tables’ — effectively, lookup tables for hashed passwords — that mean that anyone with the time to download the data can reverse-engineer a password from its hash. If you’re involved in storing user data then you might well benefit from reading […]