"quotation" testing on mobile 'single' and "double"

If your password is "123456", "qwerty" or even "password", it would be a good idea to change it right now.

The three terms are among the most commonly-used passwords of 2015, according to an annual ranking from a security group.

SplashData, which collates passwords from data breaches in America and Western Europe to build samples, said "123456" was, for the fifth year running, the most common password.