Using Rust to Create a 2FA Code Generator

Robert McMenemy
3 min readMay 25, 2024

Introduction

Two-factor authentication (2FA) adds an extra layer of security to your online accounts by requiring a second form of verification in addition to your password. One common method of 2FA is using time-based one-time passwords (TOTP). In this article, we’ll explore how to create a TOTP code generator using the Rust programming language.

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