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Description
This Pull Request adds a new cheat sheet: NFC Security Cheat Sheet.
It provides practical, high-impact security guidance for implementing NFC features securely on iOS and Android, covering Reader/Writer, Tag, and Host Card Emulation (HCE/SE) use cases.
This cheat sheet follows the official template and format rules required by the OWASP Cheat Sheet Series.
Checklist
Used the official Cheat Sheet template (templates/New_CheatSheet.md)
Ensured no Markdown validation errors
All content follows the required formatting rules
No images used (text-only cheat sheet)
All references formatted as TEXT
Verified the technical accuracy of the recommendations
Confirmed CI will pass (Markdown-link-check clean)
AI Tool Usage Disclosure (required)
I have used AI tools to generate or review parts of this PR.
The LLM used is ChatGPT (OpenAI).
I have reviewed, edited, and verified the accuracy of all content.
Issue Link (if applicable)
This PR addresses proposal: NFC Security Cheat Sheet (#1805)
Thank you
Thank you to the OWASP Cheat Sheet Series maintainers for reviewing this contribution.