Application Submission

• Add DFC 1.0, an NFC application for reading and emulating generic MIFARE DESFire-compatible credentials with legacy DES, ISO 3DES, and AES authentication.

Extra Requirements

• No extra hardware or software is required.

Author Checklist (Fill this out)

• I've read the contribution guidelines and my PR follows them
• I own the code I'm submitting or have code owner's permission to submit it
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have validated the manifest file with python3 tools/bundle.py --nolint applications/NFC/dfc/manifest.yml bundle.zip

AI usage disclosure (Fill this out)

• Partially AI assisted. AI assisted with publication cleanup, documentation, GitHub Actions workflows, dfc-core integration, test production, gathering test vectors from real cards, and preparing this catalog submission. The application builds on seos_compatible and dfc-core; the submitted manifest was validated with the catalog bundle tool.

Reviewer Checklist (Don't fill this out, and don't remove it from the template)

• Bundle is valid
• There are no obvious issues with the source code
• I've ran this application and verified its functionality