This project implement the HOTP/TOTP card functionality. Its primary use is to generate OATH(Open AuTHentication ) HOTP/TOTP one-time-passwords.
This applet used in a One-Time Passcode (OTP) generator device. It generates a unique sequence of characters as an OTP every time its button is pressed. This project implement the HOTP/TOTP card functionality, and generate Open AuTHentication (OATH) event-based HOTP and time-based TOTP one-time password codes.