Two-factor authentication from the future.
With Clef, the often painful process of logging into a site feels, admittedly, a little bit magical. Nicole Perlroth, Cybersecurity & Privacy, NYTimes
Clef is secure two-factor auth with no passwords or tokens. Learn more.
118,302
websites already use Clef
Easy to integrate, use, and pay for.
Seamlessly secure
Secure your users in minutes.
Read about our security
Beautifully usable
A magical new two-factor experience.
Learn about our features
Simply affordable
Straightforward, low-cost pricing.
See pricing
We integrated Clef into CoinDaddy for two-factor and it is great. Integration was easy (took a few minutes) and logging in with Clef is way faster. If any cryptocurrency company is looking for good/cheap/secure 2FA authentication, I would highly suggest Clef.
Clef is easy two-factor with a simple and fast setup process. Learn more about Clef
Learn more
If you give us some basic information, an integration expert will be in touch right away.
×