I previously asked a question here What's the use of adding a challenge in the otp algorithm? Let's suppose that a hacker has succeeded to collect tokens. Is there a way to detect suspicious ...
In these YouTube videos Challenge-Respond Mode and Sign Mode the customer enters a challenge into the CAP device before generating a one time password. Why not just generate the one time password ...
I am studying about OTPs (One Time Passwords). I have gone through all the methods: HOTP (HMAC-based One Time Password), TOTP (Time-based One Time Password) I have no issues with HOTP. But according ...
I came across Mobile-OTP, "a de facto standard for strong mobile authentication" (http://motp.sourceforge.net). The developers claim that it is very secure etc. Reading through the implementation, I ...