What is Two Factor Authentication (2FA)?
What does 'Two Factor Authentication (2FA)' mean?
Two Factor Authentication, also known as 2FA, is a security feature that adds an extra layer of protection to your online accounts. It requires the user to provide two forms of authentication in order to access their account, making it significantly more difficult for hackers to access sensitive information. The first factor of authentication is usually a password or a PIN. This is something that the user knows and is required to enter in order to log in. The second factor is typically a one-time verification code that is
List of software with Two Factor Authentication (2FA) functionality
About the reviewer
Rajat Gupta is the founder of Spotsaas. Over the past two years, he has reviewed 2,000+ tools across CRM, HR, AI, and finance — applying hands-on product research and a background in commerce and the CFA program to evaluate software through a business and ROI lens. His goal: help teams make software decisions they won't regret.
Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].