GitHub topics: rfc-6238
atlassian/1time
Lightweight, thread-safe Java/Kotlin TOTP (time-based one-time passwords) and HOTP generator and validator for multi-factor authentication valid for both prover and verifier based on shared secret
Language: Kotlin - Size: 1.1 MB - Last synced at: 5 days ago - Pushed at: 5 days ago - Stars: 89 - Forks: 4

haikelfazzani/otp
🔐 Zero dependencies Deno/Bun/Node 18+/Browser module for TOTP and HOTP generator based on RFC 6238 and RFC 4226 🗝️
Language: TypeScript - Size: 31.3 KB - Last synced at: 8 days ago - Pushed at: 8 days ago - Stars: 5 - Forks: 1

nextcloud/twofactor_totp
🔑 Second factor TOTP (RFC 6238) provider for Nextcloud
Language: JavaScript - Size: 30.8 MB - Last synced at: 7 days ago - Pushed at: 7 days ago - Stars: 302 - Forks: 58

Spomky-Labs/otphp
:closed_lock_with_key: A PHP library for generating one time passwords according to RFC 4226 (HOTP) and the RFC 6238 (TOTP)
Language: PHP - Size: 568 KB - Last synced at: 6 days ago - Pushed at: 7 months ago - Stars: 1,404 - Forks: 160

MinaOTP/MinaOTP-Shell
TOTP authenticator implement as a terminal tool
Language: Python - Size: 18.6 KB - Last synced at: 29 days ago - Pushed at: about 6 years ago - Stars: 60 - Forks: 2

LanceGin/jsotp
Javascript One-Time Password module.
Language: JavaScript - Size: 91.8 KB - Last synced at: 29 days ago - Pushed at: over 4 years ago - Stars: 94 - Forks: 16

BastiaanJansen/otp-java
A small and easy-to-use one-time password generator library for Java implementing RFC 4226 (HOTP) and RFC 6238 (TOTP).
Language: Java - Size: 357 KB - Last synced at: about 2 months ago - Pushed at: 9 months ago - Stars: 223 - Forks: 39

pi-314159/Authenticator
An authenticator implementing RFC 6238, utilizing the OpenSSL library to encrypt secrets for cross-machine usage.
Language: C++ - Size: 104 KB - Last synced at: about 1 month ago - Pushed at: 12 months ago - Stars: 6 - Forks: 1

Vi-Nk/jTOTP
Simple RFC 6238 compliant TOTP generation and validation library for Java
Language: Java - Size: 202 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

beytullahakyuz/otplib-delphi
OTPLib Delphi Library
Language: Pascal - Size: 3.28 MB - Last synced at: 7 days ago - Pushed at: 6 months ago - Stars: 2 - Forks: 1

clach04/pyFreeOTPPlus
Python script to dump 2fa pin from Android FreeOTPPlus (FreeOTP+) export file freeotp-backup.json
Language: Python - Size: 19.5 KB - Last synced at: about 2 months ago - Pushed at: 9 months ago - Stars: 5 - Forks: 1

pedrosancao/php-otp
One-time password PHP implementation of HMAC-based algorithm according to RFC 4226 and RFC 6238 compatible with Google Authenticator.
Language: PHP - Size: 25.4 KB - Last synced at: 10 days ago - Pushed at: over 3 years ago - Stars: 17 - Forks: 2

MinaOTP/MinaOTP
TOTP authenticator implement as a wechat mini program
Language: JavaScript - Size: 144 KB - Last synced at: 5 months ago - Pushed at: over 6 years ago - Stars: 39 - Forks: 12

robinohs/totp-kt
A kotlin implementation of HOTP (RFC-4226) and TOTP (RFC-6238). Supports validation and generation of 2-factor authentication codes, recovery codes and randomly secure secrets.
Language: Kotlin - Size: 900 KB - Last synced at: 5 months ago - Pushed at: over 2 years ago - Stars: 26 - Forks: 5

beytullahakyuz/otplib-dotnet
OTPLib OTP Library
Language: C# - Size: 5.42 MB - Last synced at: 7 days ago - Pushed at: 6 months ago - Stars: 0 - Forks: 0

xp-forge/google-authenticator
Google authenticator (HOTP & TOTP)
Language: PHP - Size: 84 KB - Last synced at: 24 days ago - Pushed at: 7 months ago - Stars: 0 - Forks: 0

whymami/ft_otp
This project aims to create a system that generates time-based one-time passwords (TOTP). TOTP enhances security by using temporary passwords. The project helps users learn and implement the TOTP algorithm (RFC 6238), reducing the risks of leaks and misuse.
Language: Python - Size: 23.4 KB - Last synced at: 7 months ago - Pushed at: 7 months ago - Stars: 1 - Forks: 1

reyk/login_otp
OTP authentication for OpenBSD implementing RFC 6238 and RFC 4226.
Language: C - Size: 50.8 KB - Last synced at: 5 months ago - Pushed at: almost 5 years ago - Stars: 58 - Forks: 8

xandkar/erlang-totp
Time-Based One-Time Password Algorithm, as described in RFC 6238
Language: Erlang - Size: 896 KB - Last synced at: 7 days ago - Pushed at: over 4 years ago - Stars: 8 - Forks: 3

LanceGin/dotp
Dart One-Time Password module.
Language: Dart - Size: 186 KB - Last synced at: 5 months ago - Pushed at: over 4 years ago - Stars: 18 - Forks: 16

MinaOTP/MinaOTP-Native
TOTP authenticator implement as a native app (on going)
Language: JavaScript - Size: 71.3 KB - Last synced at: 5 months ago - Pushed at: over 7 years ago - Stars: 1 - Forks: 0

SomajitDey/2FA-HOTP-TOTP-Bash
Shell-script (Bash) with functions relevant to 2FA. Compatible with Google Authenticator.
Language: Shell - Size: 17.6 KB - Last synced at: 11 months ago - Pushed at: about 4 years ago - Stars: 7 - Forks: 2

KashifMushtaq/AuthenticatorTest
A time-based, One-time Password Algorithm (RFC-6238, TOTP - HMAC-based One-time Password Algorithm) based token, implemented by e.g. Microsoft or Google Authenticator mobile application.
Language: C# - Size: 27.7 MB - Last synced at: about 1 year ago - Pushed at: about 1 year ago - Stars: 1 - Forks: 0

naim94a/otp
One Time Password for 2-Factor-Authentication implemented in Rust
Language: Rust - Size: 31.3 KB - Last synced at: 26 days ago - Pushed at: about 1 year ago - Stars: 22 - Forks: 5

jltorresm/otpgo
Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
Language: Go - Size: 70.3 KB - Last synced at: about 1 year ago - Pushed at: over 4 years ago - Stars: 68 - Forks: 9

cerus/faktor
🔐 Tiny & lightweight RFC 4226 & RFC 6238 compliant one-time password (HOTP/TOTP) generation & validation library for Java
Language: Java - Size: 26.4 KB - Last synced at: 6 months ago - Pushed at: over 2 years ago - Stars: 3 - Forks: 0

ekamwalia/totp
Generate Time-based OTPs in accordance with IETF RFC6238
Language: Go - Size: 16.6 KB - Last synced at: about 1 year ago - Pushed at: almost 7 years ago - Stars: 6 - Forks: 3

gaetanomatonti/Uno
A simple OTP generator written in Swift.
Language: Swift - Size: 58.6 KB - Last synced at: about 2 months ago - Pushed at: over 3 years ago - Stars: 6 - Forks: 3

00-matt/minitotp 📦
Application and library for time-based one-time passwords as specified by RFC 6238
Language: C - Size: 56.6 KB - Last synced at: 5 months ago - Pushed at: about 5 years ago - Stars: 5 - Forks: 0

ironsys-pl/totp-go
TOTP generator for GO
Language: Go - Size: 11.7 KB - Last synced at: about 1 year ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

jonfriesen/otp
A Go implementation of RFC 4226 HOTP: An HMAC-Based One-Time Password Algorithm and RFC 6238: TOTP: Time-Based One-Time Password Algorithm
Language: Go - Size: 354 KB - Last synced at: 23 days ago - Pushed at: almost 2 years ago - Stars: 9 - Forks: 5

your-local-developer/deno_otp
⚠️⚒️WIP⚒️⚠️ A truely RFC complient HOTP (https://www.rfc-editor.org/rfc/rfc4226) and TOTP (https://www.rfc-editor.org/rfc/) implementation which can be used on the server and client.
Language: TypeScript - Size: 110 KB - Last synced at: 24 days ago - Pushed at: about 3 years ago - Stars: 1 - Forks: 1

your-local-developer/rs-otp 📦
!!UNMAINTAINED!! A truely RFC complient HOTP (https://www.rfc-editor.org/rfc/rfc4226) and TOTP (https://www.rfc-editor.org/rfc/rfc6238) implementation which can be used on the server and client.
Language: Rust - Size: 69.3 KB - Last synced at: 10 months ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 1

TheBlueSky/TheBlueSky.SwiftAuthenticator
A simple and straightforward HOTP and TOTP generation and verification library for .NET.
Language: C# - Size: 20.5 KB - Last synced at: 27 days ago - Pushed at: about 7 years ago - Stars: 1 - Forks: 0

xarenard/simpleotp
Simple OTP implementation in node.js according to rfc 4996 and rfc 6238
Language: JavaScript - Size: 409 KB - Last synced at: 11 days ago - Pushed at: over 2 years ago - Stars: 9 - Forks: 3

dchapes/onetime Fork of gwwfps/onetime
An one-time password generation library written in Go, implementing HOTP (RFC-4226) and TOTP (RFC-6238).
Language: Go - Size: 128 KB - Last synced at: 10 months ago - Pushed at: almost 11 years ago - Stars: 3 - Forks: 0

sshilin/otp
Generate and validate HOTP/TOTP codes
Language: Go - Size: 7.81 KB - Last synced at: almost 2 years ago - Pushed at: almost 2 years ago - Stars: 0 - Forks: 0

algorithmic-space/cryptoy
Playing around with cryptography
Language: Jupyter Notebook - Size: 6.3 MB - Last synced at: about 2 years ago - Pushed at: almost 7 years ago - Stars: 12 - Forks: 2

simukti/totp
Implementation of RFC-6238 (Time-Based One-Time Password Algorithm) in Go.
Language: Go - Size: 5.86 KB - Last synced at: 5 months ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 0

neuhalje/androidtoken Fork of markmcavoy/androidtoken 📦
TOTP and HOTP Token for Andriod Devices
Language: Java - Size: 354 KB - Last synced at: 6 days ago - Pushed at: over 8 years ago - Stars: 0 - Forks: 0

BattleRattle/doorman 📦
RFC-compliant Time-Based One-Time Password (TOTP) implementation with support for Google Authenticator
Language: PHP - Size: 21.5 KB - Last synced at: 9 months ago - Pushed at: about 8 years ago - Stars: 5 - Forks: 0

feentech/otp
Generate TOTP (RFC 6238) codes in Rust
Language: Rust - Size: 12.7 KB - Last synced at: over 2 years ago - Pushed at: almost 3 years ago - Stars: 0 - Forks: 0

isometry/f5-totp
TOTP for F5 APM
Language: Tcl - Size: 79.1 KB - Last synced at: 3 months ago - Pushed at: over 7 years ago - Stars: 3 - Forks: 0

civilcoder55/simple-totp-implementation
simple TOTP implementation following some of the specs RFC 6238 .
Language: JavaScript - Size: 146 KB - Last synced at: about 2 years ago - Pushed at: almost 3 years ago - Stars: 0 - Forks: 0

MarkoPapic/TwoFactorAuthentication
A C# library for 2-factor authentication.
Language: C# - Size: 9.77 KB - Last synced at: 6 days ago - Pushed at: almost 5 years ago - Stars: 1 - Forks: 0

renatoliveira/time-based-one-time-password-algorithm-in-apex
Time-Based One-Time Password Algorithm in Apex
Language: Apex - Size: 16.6 KB - Last synced at: over 2 years ago - Pushed at: over 5 years ago - Stars: 4 - Forks: 0

distrentic/totp
zero dependency time-based one-time password provider based on rfc6238
Language: TypeScript - Size: 11.7 KB - Last synced at: about 1 month ago - Pushed at: over 4 years ago - Stars: 4 - Forks: 1
