When choosing a password to protect your information online, it is important to consider that passwords that are easy to remember are often, coincidentally, easier for hackers to guess. You have probably heard at this point not to use ‘password’ as the password, but any variations on password should also be avoided (i.e., ‘leet-speak’). Passwords that take advantage of keyboard arrangement (e.g., ‘QWERTY,’ ‘12345’), even when combined with other words, may be easy to recall and enter into the system, but they are frequently used and easily decoded. The toughest passwords appear to be random strings of characters, but one of these can be easily generated and memorized by representing an easily recalled sentence using a combination of symbols, numbers, lowercase and uppercase letters.
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7 Passwords You Should Never Use