What is user authentication?

User authentication is a process that verifies the identity of an individual trying to access a system, application, or service. It ensures that only authorized users can gain access to sensitive information or perform specific actions.

What are the common authentication methods?

Common authentication methods include passwords, biometrics (fingerprint, facial, iris recognition), tokens, one-time passwords (OTPs), and smart cards.

What is multi-factor authentication (MFA)?

Multi-factor authentication (MFA) requires users to provide two or more different types of credentials (e.g., password and fingerprint) to gain access, adding an extra layer of security.

What are the benefits of user authentication?

User authentication can help to protect organizations from cyberattacks by preventing unauthorized access to systems and resources.

What are the challenges of user authentication?

One of the main challenges of user authentication is the cost of implementation. Another challenge is the lack of awareness about the benefits of user authentication solutions.