Libraries tagged by 256
vlsv/telegram-data-validator
3808 Downloads
The Telegram Data Validator is a PHP library for validating the integrity of initData received from a Telegram mini-application. It uses HMAC-SHA-256 for data integrity checks.
olegabr/keccak
43591 Downloads
Pure PHP implementation of Keccak with PHP 5.6+ support
amashukov/keccak-php
653 Downloads
Keccak-256 and SHA-3 family permutations in pure PHP.
tryhackx/flarum-magnet-link
140 Downloads
Secure magnet link integration for Flarum with SHA-256 token protection, SSRF-hardened tracker scraping, live click counters, and an optimized discussion list preview tooltip.
marcelabeh/emissor-nfse-nacional
77 Downloads
Biblioteca PHP para emissão, consulta e cancelamento de NFS-e Nacional (Sefin) — Clean Architecture, validação XSD v1.01, assinatura SHA-256, suporte IBS/CBS
labrodev/laravel-dpop
297 Downloads
RFC 9449 DPoP for Laravel — issues EC P-256-bound JWTs and verifies DPoP proofs on protected routes.
jv-conseil/dkim-php-mail-signature
1550 Downloads
🔏 Stand-alone DKIM class to sign your emails with a 2048 bit private key hashed with SHA-256 algorithm.
cleaniquecoders/laravel-config-backup
191 Downloads
Backup and restore Laravel configuration (.env and database settings) as a portable AES-256 encrypted archive.
angeo/module-ucp
12 Downloads
Spec-compliant Universal Commerce Protocol (UCP) profile generator for Magento 2. Generates /.well-known/ucp at protocol version 2026-04-08 with ECDSA P-256 signing keys, declared capabilities, and proper cache headers.
amashukov/eth-php
592 Downloads
Standalone Ethereum / EVM SDK for PHP — Keccak-256, secp256k1 + ECDSA (RFC 6979), RLP, EIP-1559 offline signing, ABI calldata encoder, and an ethers.js-style JSON-RPC client. Umbrella package pulling the full pure-PHP EVM stack.
accredifysg/php-keccak-64bit
106 Downloads
Fast, dependency-free Keccak (224/256/384/512) and SHAKE (128/256) for 64-bit PHP — a drop-in, ~5x faster alternative to kornrunner/keccak.
sergeybrook/php-jws
1491 Downloads
JSON Web Signature (JWS) library for PHP
manojx/encrypter-bundle
823 Downloads
A Symfony bundle to encrypt and decrypt data using AES-256-CBC encryption.
karavasilev/cryptomanana
73 Downloads
CryptoManana is a cryptography framework for boosting your project's security.
hernandev/laravel-aead
23 Downloads
Advanced Encryption with Associated Data (AEAD) for Laravel.