OTPAuth OTP Authentication tool. Requirements Go (latest checked: 1.14.3) Installation Install to $GOBIN. $ go install github.com/kphrx/otpauth@latest Usage Work in progress… $ ${GOBIN}/otpauth > 755224 # (1) RFC4226 - HOTP: An HMAC-Based One-Time Password Algorithm # Appendix D - HOTP Algorithm: Test Values