Most common passwords of 2021: here's what to do if yours makes the list

By Chaminda Hewage, Reader in Data Security, Cardiff Metropolitan University
Elochukwu Ukwandu, Lecturer in Computer Security, Department of Computer Science, Cardiff Metropolitan University

If you use “123456”, “password” or “qwerty” as a password, you’re probably aware that you’re leaving yourself vulnerable to hackers. But you’re also not alone – these are three of the top ten most common passwords around the world, according to a new report.

In partnership with independent researchers, password management service NordPass complied millions of passwords into a dataset to determine the 200 most commonly used passwords around the world in 2021.

They analysed the data and presented…

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