Libraries tagged by deviation

Derivation of FPDF with callbacks for headers, footers.

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A simple class to derive BTC and ETH extended public keys and addresses without GMP.

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Interfaces and classes supporting empty or null DateTime objects

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A handler for serializing and deserializing PSR-7 URI objects

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Derivation from pear OLE without PEAR dependency, and with Exceptions instead of PearErrors.

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High-level cryptographic primitives and security utilities for Maatify systems including password hashing, reversible encryption, HKDF key derivation, and key rotation.

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Provides an abstract class to streamline the creation of filters using the file derivation feature of the rekalogika/file framework.

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CryptoManana is a cryptography framework for boosting your project's security.

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A simple class to derive BTC and ETH extended public keys and addresses without GMP.

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PHP SDK for the CNPJá API — CNPJ, ZIP, RFB, Simples Nacional, CCC and SUFRAMA lookups.

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Cryptographic primitives for key derivation (HKDF, PBKDF2), symmetric encryption, and timing-safe MAC verification.

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Aurelia pseudo hashing method is my experimental function to hash password with HMAC (Hash-based message authentication code), PBKDF2 (Password-Based Key Derivation Function 2) and Pseudo Random Bytes.

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A pluggable cryptography component library: under a unified contract it provides symmetric encryption, asymmetric encryption, hashing, and key derivation (HKDF / PBKDF2), with implementations including AES/Sodium and Chinese national algorithms SM2/SM3/SM4/ZUC. Installable via Composer.

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Ed25519 keypairs and TON-style mnemonic seed derivation for The Open Network, in pure PHP on top of ext-sodium.

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EIP-1559 (Type-2) raw transaction assembly + RFC 6979 deterministic ECDSA signing in pure PHP. Address derivation from a secp256k1 private key.

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