Define Brute force attack. Brute force attack synonyms, Brute force attack pronunciation, Brute force attack translation, English dictionary definition of Brute force. A brute-force attack is a cryptanalytic attack. But for longer passwords other methods such as the dictionary attack are used because a brute-force search takes.
An important one that hasn't been added to the list is the The list contains every wordlist, dictionary, and password database leak that I could find on the internet (and I spent a LOT of time looking). It also contains every word in the Wikipedia databases (pages-articles, retrieved 2010, all languages) as well as lots of books from Project Gutenberg. It also includes the passwords from some low-profile database breaches that were being sold in the underground years ago.
Best thing is, its free, although you can (and should!) make a donation! Have you considered instrumenting OpenSSH to log password attempts. Its common to log thousands of attempts every day for an internet connected host.
That will give you a list of several thousand common passwords that have some track record of success AND hint at users other than root which are common targets (e.g. Nagios, db admins etc).
Once you have a list then you can then use cewl to generate many more variations of these basic passwords. Directia 5 Romantic there. I'd also recommend looking up lists of male/female names: a huge number of passwords are based on name. Again, once you have a basic list using cewl on it will generate many variations.
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