xades-bas-signer

XAdES-BES signer for Node/TypeScript — utilities to load certificates and create XAdES-BES XML signatures.

A compact TypeScript library that helps you manage certificate files (P12) and produce the canonical building blocks needed for XAdES-BES signatures in Node.js applications.

Features

• Load and manage certificate files using a FileManager.
• Convert hex, bigint, and SHA-1 digests to Base64.
• Utilities for deterministic formatting of Base64 output.
• Test suite with example environment-driven cert path to validate file handling.

Quick Start

• Prerequisites: Node.js >= 16 (as declared in package.json), npm install.
• Set up:
  • Create a .env file in Create a .env in repository root with:
    • CERT_PATH=./credentials/your-cert.p12
    • CERT_KEY=certificate-key
• Install:

npm install

• Run tests:

npm test

Licence

MIT (see LICENSE).