Libraries tagged by hotp

A PHP library for generating one time passwords according to RFC 4226 (HOTP Algorithm) and the RFC 6238 (TOTP Algorithm) and compatible with Google Authenticator

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A One Time Password Authentication package, compatible with Google Authenticator.

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One Time Passwords, hotp and totp according to RFC4226 and RFC6238

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TOTP/HOTP library for PHP

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A generator for counter- and time based 2-factor authentication codes (Google Authenticator). PHP 8.2+

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HOTP simplifies One Time Password systems for PHP Authentication

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PHP implementation of the OATH one-time password standards

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PHP implementation of HMAC-based one-time password algorithm according to RFC 4226 and RFC 6238 compatible with Google Authenticator

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Vendor-agnostic two-factor authentication library

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Standalone OTP and MFA primitives for PHP.

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Security tools for PHP

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One-time password (OTP) implementation for two-factor authentication with TOTP in accordance with RFC 6238 and RFC 4226

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2 Factor Authentication (2FA) library

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Native, tested cryptographic and encoding primitives for Laravel: JWS/JOSE, TOTP/HOTP, WebAuthn signature verification, HMAC, authenticated encryption (AES-256-GCM), CSPRNG tokens, and codecs — zero-config, à la carte.

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Two factor authentication.

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