mTOTP
It takes a special kind of geek to not carry a 2FA device. One who becomes the 2FA.
mTOTP is an experimental, manual variant of TOTP designed to be computed by a human without electronic devices. It explores the limits of time-based authentication under strict human constraints and makes no claims of cryptographic equivalence to standard TOTP.
Table of Contents
Introduction
mTOTP is a human‑executable OTP scheme designed to be:
deterministic
mentally doable (with practice)
auditable and explainable
reproducible by both humans and software
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