Lists of commonly-used passwords invariably turn up the same suspects: 'password', '123456' and 'iloveyou'. A list of frequently-used passwords compiled by security software developer SplashData includes those perennial insecure favourites, but adds some unexpected extras, including 'jesus' and 'ninja'.
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If you put your faith in 'jesus' being a good password, you're likely to be disappointed. It fails all the basic requirements: it's a common dictionary word, has no capital letters, numbers or symbols, and is just five characters long.
To avoid that kind of error, check out our list of the most common password mistakes.