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Enterprise Security Magazine | Wednesday, February 01, 2023
Several layers of security are applied to protect data and applications using multi-factor authentication (MFA). Before logging into a system, a user must verify their identity using two or more types of credentials.
Fremont, CA: In addition to hardening security, MFA ensures that unauthorized users cannot access computing devices, databases, networks, or physical spaces if one credential or authentication method gets compromised.
An MFA system typically uses knowledge-based factors (like passwords), physical factors (like mobile devices), inherent factors (like a user's face or fingerprint), and location factors (like IP addresses or inferred geo-location).
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Multi-Factor Authentication: Why Is It Important?
By tricking employees into divulging their credentials through social engineering or brute force attacks, traditional logins based on a user ID and password can be easily compromised. In order to shorten their search, a malicious individual may use automated tools and dictionaries of common passwords to guess username and password combinations.
Using a password-protected system can improve security by locking out accounts after a certain number of incorrect login attempts, but hackers can also gain unauthorized access in many other ways. Because multi-factor authentication prevents the reliance on a password as one relatively weak security measure, it is widely recognized as a method to reduce these security risks.
Authentication with multiple factors - how does it work?
During account registration, MFA requires a user to provide multiple forms of identification. Users are verified during login attempts using this information stored by the system. Whenever you attempt to log in, it transforms it into a multistep process that verifies your identity and password.
Registration
Users create accounts with usernames and passwords and add to them other identification factors, such as mobile devices, hardware fobs, mobile numbers, passwords, or email addresses. As these additional factors assist in identifying users, they must never be shared.
Users are prompted to enter the following information once they log into a system using MFA:
• The first factor consists of what users know, such as username and password.
• A second factor involves what the user has, such as a mobile device's one-time password.
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