A dictionary attack is a common way to steal a password. Here’s how a dictionary attack works, in layperson’s terms. More importantly, here’s how to beat the attack.
A dictionary attack is a much more efficient alternative to brute force hacking, but it requires a local copy of the user database to work. That usually means stealing the database first, if a bad guy is doing it. But nothing stops a company from doing a dictionary attack on its own user accounts to make sure people aren’t using insecure passwords. It’s unusual, but not unheard of.
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