Libraries tagged by sha256

PHP port of the Cap proof-of-work captcha server. Wire-compatible with @cap.js/widget.

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Flysystem plugin for generating a hash value of a given file

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High-level cryptographic functions that are interoperable between NodeJS and PHP 7.1+

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SHA256 Hash & AES-256-CBC Encrypt/Decrypt SDK for PHP

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Encrypt and authenticate PHP session data using AES-256 and HMAC-SHA256

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Encryption with AES-256 and HMAC-SHA256

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Minimal, framework-agnostic HMAC-SHA256 webhook signature generation and verification with replay attack prevention

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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.

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Jasypt, sha256, sha512, md5 integration for Laravel 9.x

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Reverse-lookup (unhash) phone numbers from SHA-256 hashes, with a local lookup table, bulk hash generation, and a configurable HTTP API fallback, for Laravel.

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Biblioteca PHP para emissão, consulta e cancelamento de NFS-e Nacional (Sefin) — Clean Architecture, validação XSD v1.01, assinatura SHA-256, suporte IBS/CBS

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🔏 Stand-alone DKIM class to sign your emails with a 2048 bit private key hashed with SHA-256 algorithm.

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The [Invoicetronic API][2] is a RESTful service that allows you to send and receive invoices through the Italian [Servizio di Interscambio (SDI)][1], or Interchange Service. The API is designed to be simple and easy to use, abstracting away SDI complexity while providing complete control over the invoice send/receive process. It provides advanced features as encryption at rest, multi-language pre-flight invoice validation, multiple upload formats, webhooks, event logging, client SDKs, and CLI tools. For more information, see [Invoicetronic website][2] ## Before you start For the full integration guide, tutorials, SDKs and quickstarts, see the **[Documentation](https://invoicetronic.com/en/docs/)**. A few cross-cutting topics worth knowing before integrating: - **[Prerequisites](https://invoicetronic.com/en/docs/prerequisites/)** — what you need to start in Sandbox and what's required to move to production. - **[API Keys](https://invoicetronic.com/en/docs/apikeys/)** — how `ik_live_` and `ik_test_` keys select the environment. - **[Sandbox](https://invoicetronic.com/en/docs/sandbox/)** — free test environment that mirrors the live workflow, with no credits consumed. - **[Rate Limiting](https://invoicetronic.com/en/docs/ratelimiting/)** — per-second, per-minute and per-day limits; how to handle `429 Too Many Requests`. - **[Pagination](https://invoicetronic.com/en/docs/pagination/)** — `page` and `page_size` parameters and the `Invoicetronic-Total-Count` response header. - **[CORS](https://invoicetronic.com/en/docs/cors/)** — calling the API from the browser; allowed origins are configured per key. - **[Webhooks](https://invoicetronic.com/en/docs/webhooks/)** — real-time event notifications with HMAC-SHA256 signature validation. - **[Localization](https://invoicetronic.com/en/docs/accept-language/)** — use the `Accept-Language` header to receive error messages in Italian, English or German. [1]: https://www.fatturapa.gov.it/it/sistemainterscambio/cose-il-sdi/ [2]: https://invoicetronic.com/

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Foundational, tamper-evident audit primitives for Craft CMS: a neutral audit event contract, a dispatch bus, a byte-deterministic SHA-256 hash-chain engine, export formatters, SIEM forwarders, and external anchoring. The shared compliance base for the CraftPulse ecosystem.

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A Laravel package providing a middleware for validating API requests with HMAC-SHA256 signatures

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