"RockYou2021: Largest Password Compilation of All Time Leaked Online with 8.4 Billion Entries"
A list of leaked passwords was posted on a hacker forum, which may be the largest password collection of all time. The 100 GB text file, dubbed RockYou2021, contains 8.4 billion entries of passwords believed to have been gathered from past data breaches and leaks. This leak is similar to the Compilation of Many Breaches (COMB), which was called the largest data breach compilation ever, with 3.2 billion leaked passwords. Threat actors can use the RockYou2021 collection to execute password dictionary and password spraying attacks against a staggering number of online accounts. Considering that many people reuse passwords across multiple online accounts, the performance of credential stuffing and password spraying attacks using this leak could impact millions, if not billions of accounts. This article continues to discuss findings surrounding the leaked RockYou2021 password compilation and the potential impact of this data breach compilation, as well as recommended actions that users can take to secure their data and avoid harm by this data leak.