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  2. Password cracking - Wikipedia

    en.wikipedia.org/wiki/Password_cracking

    In cryptanalysis and computer security, password cracking is the process of guessing passwords [1] protecting a computer system. A common approach (brute-force attack) is to repeatedly try guesses for the password and to check them against an available cryptographic hash of the password. [2] Another type of approach is password spraying, which ...

  3. Dictionary attack - Wikipedia

    en.wikipedia.org/wiki/Dictionary_attack

    Dictionary attack. In cryptanalysis and computer security, a dictionary attack is an attack using a restricted subset of a keyspace to defeat a cipher or authentication mechanism by trying to determine its decryption key or passphrase, sometimes trying thousands or millions of likely possibilities [1] often obtained from lists of past security ...

  4. Rainbow table - Wikipedia

    en.wikipedia.org/wiki/Rainbow_table

    To generate the table, we choose a random set of initial passwords from P, compute chains of some fixed length k for each one, and store only the first and last password in each chain. The first password is called the starting point and the last one is called the endpoint. In the example chain above, "aaaaaa" would be the starting point and ...

  5. The Most Common Password Mistakes (and How to Avoid Them!) - AOL

    www.aol.com/products/blog/the-most-common...

    Here are the most common password mistakes: Using personal information as part of a password – If you’re using a name, word or phrase that people associate with you as part of your passwords ...

  6. Password strength - Wikipedia

    en.wikipedia.org/wiki/Password_strength

    Systems that use passwords for authentication must have some way to check any password entered to gain access. If the valid passwords are simply stored in a system file or database, an attacker who gains sufficient access to the system will obtain all user passwords, giving the attacker access to all accounts on the attacked system and possibly other systems where users employ the same or ...

  7. What to Know Before Changing a Password - AOL

    www.aol.com/products/blog/what-to-know-before...

    Create a long and unique password – Consider creating or changing a password to a length of at least 16 characters. It should include upper and lower case letters, numbers, special characters ...

  8. List of the most common passwords - Wikipedia

    en.wikipedia.org/wiki/List_of_the_most_common...

    The Worst Passwords List is an annual list of the 25 most common passwords from each year as produced by internet security firm SplashData. [4] Since 2011, the firm has published the list based on data examined from millions of passwords leaked in data breaches, mostly in North America and Western Europe, over each year.

  9. Credential stuffing - Wikipedia

    en.wikipedia.org/wiki/Credential_stuffing

    Credential stuffing is a type of cyberattack in which the attacker collects stolen account credentials, typically consisting of lists of usernames or email addresses and the corresponding passwords (often from a data breach), and then uses the credentials to gain unauthorized access to user accounts on other systems through large-scale automated login requests directed against a web ...

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