![]() Password reuse is a sure-fire way to get yourself, your accounts and your data into trouble, especially if you are using one of the world's worst passwords. As I reported on December 6, Microsoft analyzed a database of 3 billion leaked credentials from security breaches and found that more than 44 million Microsoft accounts were using passwords that had already been compromised elsewhere. ![]() If you use the same password across multiple sites and services, then your security posture is so bad you urgently need to see a cyber-chiropractor. Hackers can brute-force their way into accounts by throwing known common passwords, as well as dictionary words, at them. ![]() If a password you use is on the list, then your security posture has just been weakened. Click the menu icon (three vertical dots) to the right of your profile pic and select Settings. The banned password list matches passwords in the list by converting the string to lowercase and comparing to the known banned passwords within an edit distance of 1 with fuzzy matching. Well, worrying if you happen to be using any of them, that is. However, there are also many unexpected passwords on the list and that's the worrying thing. The top three most commonly used passwords, notching up 6,348,704 appearances between them, are shockingly insecure, weak, and totally predictable. ![]() Password hygiene is a top security priority
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