Credential Stuffing

Credential stuffing is a type of cyberattack where hackers use automated tools to attempt access to online accounts by using stolen usernames and passwords. The attackers exploit the fact that many people reuse the same login credentials across multiple platforms and services. They take advantage of data breaches or leaks that expose usernames and passwords and then use these stolen credentials to gain unauthorized access to other accounts.

The main method involved in credential stuffing is the use of automated scripts or bots that rapidly input large volumes of stolen usernames and passwords into various websites or applications until a successful login occurs. The success rate of these attacks is often high, as many individuals use the same credentials for multiple online services. This attack poses a significant risk to both individuals and organizations, as it can lead to unauthorized access, data breaches, identity theft, and financial losses. To mitigate this threat, individuals should ensure they have unique passwords for each account, while organizations should implement measures like multi-factor authentication and tools to detect and prevent credential stuffing attacks.