Käyttäjätodennus
Käyttäjätodennus, or user authentication, is the process of verifying the identity of a user attempting to access a system or service. It is a fundamental security mechanism designed to ensure that only authorized individuals gain access to sensitive information or resources. The primary goal of user authentication is to prevent unauthorized access, protect data integrity, and maintain the security of digital environments.
Common methods for user authentication include passwords, where users provide a secret string of characters. Biometrics
Successful user authentication typically involves a credential provided by the user being compared against a stored