Payment cryptography workflow library. EMV, DUKPT, PIN blocks, MAC, card validation, TR-31/TR-34, and HSM command inspection. Inspectable recipes for development, testing, and interoperability.
Universal test suite for MCP servers — dual-rail payment testing (x402 + MPP/Tempo), 402 challenge validation, security audit, load testing. Works with any MCP-compatible server.
This fork extends CyberChef with a focused set of payment cryptography operations intended for engineering, debugging, and interoperability work in regulated payment environments.
NumGen - A card number generator with Luhn validation. Generates test numbers for educational and testing purposes only. Supports multiple languages.
Um gerador de IBANs portugueses válidos (em formato) para testes de software, desenvolvimento e demonstrações.
AI-assisted QA lab for fintech payment systems: risk analysis, test generation, API checks, and quality reports. Public
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