After exhausting those wordlists, they will try all of the words again with common substitutions: capitalizing the first letter ( december → December), making common letter-for-number swaps ( december → d3cemb3r), and other common password variations.In less than one second, 30% of all passwords will be cracked. Also, lists of all English words, all names, dates, and so on. The top 10,000 passwords is a good place to start. First, the hackers start with a bunch of wordlists.The method for cracking usually looks something like this: Is it really that easy to crack a password? How is it done, exactly? Type it a few times, and you'll have it committed to memory. Even a mix of these patterns, such as + will be straightforward to crack.Ĭompare those to a passphrase: Password Patternįour or more randomly chosen words (example: mergers decade labeled manager) If your password resembles any of these examples, it is instantly crackable. Sort of memorable, but you may forget which letters are substituted for numbers. ![]() Try it in the box at the top.)Īn easily-typed spatial word (example: qwerty or aaaaaaaa)Īn important number, such as a date or zip code (example: 03261981)Ī word with trivial letter→number substitutions (example: S4nfr4n) Then, we add some spice with a capital letter, some numbers, or a symbol.ĭoes your password fall into this group? Bad Password Patternsġ8 milliseconds (Seriously. We base them on things we can remember, such as names, locations, dates or just common English words. ![]() ![]() Try as we might, humans usually end up using one of a few predictable patterns when creating passwords. The famous xkcd comic got it right: humans have been trained to use hard-to-remember passwords that are easy for computers to guess. Share It Tweet It Fork It Why should I use a random passphrase?īecause humans are terrible at creating secure passwords.
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