Mastercard OAuth1 Signer

The Mastercard OAuth1 Signer is a Python library that simplifies the process of generating OAuth 1.0a signatures required for authenticating requests to Mastercard APIs. It handles the complexities of OAuth 1.0a, including nonce generation, timestamping, and RSA-SHA256 signature creation. The current version is 1.9.2, with a release cadence focused on security updates, dependency bumps, and bug fixes.