Libraries tagged by RFC 4226

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

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

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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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PHP implementation of the OATH one-time password standards

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

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Security tools for PHP

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An authenticator and a QR Code generator bundled together for MFA in frameworks and applications.

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YII2 extension for generating one time passwords according to RFC 4226/6238 (HOTP/TOTP Algorithm) and authentication widget

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

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LSAT YII2 extension for generating one time passwords according to RFC 4226/6238 (HOTP/TOTP Algorithm) and authentication widget , Upgrade version lib 2amigos/qrcode-library and spomky-labs/otphp from https://github.com/sam002/yii2-otp (sam002/yii2-otp) Support PHP to ^8.0

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Standalone OTP and MFA primitives for PHP.

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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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