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A strong password is your first line of defense against intruders and imposters. Here are some helpful tips on creating a secure password so you can make sure your information remains safe. Create a strong password • Use unique words - Don't use obvious words like "password". • Have 12 or more characters - Longer passwords are more secure.
Learn how password strength is measured by entropy, which is the minimum number of bits needed to hold the information in a password. Find out how password guessing and cracking work, and how to improve password security with salts and key stretching.
Learn how to generate strong and secure passwords using software, hardware, or manual methods. Compare different sources of randomness, password types, and entropy calculations.
Learn why password security is important and what mistakes to avoid when creating or changing passwords. Find out how AOL can help you with password management and identity protection services.
This web page shows the most common passwords discovered in various data breaches, such as 123456, qwerty, and password. The web page also provides the sources and rankings of the lists by NordPass, SplashData, and Keeper.
A list of the 10,000 most frequently used passwords, compiled from a database of 10 million passwords. The list is intended to help users choose secure passwords and avoid hackers who can access shadowed password files.
A password is a secret data used to confirm a user's identity, often a string of characters. Learn about the origin, evolution and challenges of passwords in computing and other contexts.
A passphrase is a sequence of words or other text used to control access to a computer system, program or data. Learn how to choose a strong passphrase, how it differs from a password, and how it is used in cryptography.