NFC Manager takes security seriously. This document outlines our security practices, vulnerability reporting process, and supported versions for security updates.

We provide security updates for the following versions:

• Local Storage Only: All data remains on your device
• No Cloud Transmission: Zero data sent to external servers
• Encrypted Storage: Sensitive settings encrypted using Android Keystore
• No Analytics: No user tracking or behavior monitoring

• NFC Tag Privacy: No sensitive tag data is read or stored
• Payment Card Safety: Payment information is never accessed
• Minimal Permissions: Only essential permissions requested
• Permission Transparency: Clear explanation of all permission usage

• ProGuard Obfuscation: Release builds are obfuscated
• Certificate Pinning: Secure communication channels
• Input Validation: All user inputs are validated and sanitized
• Memory Protection: Sensitive data cleared from memory after use

If you discover a security vulnerability in NFC Manager, please report it responsibly:

• Email: [email protected]
• Subject: "SECURITY VULNERABILITY - NFC Manager"
• Encryption: Use PGP if possible (key available on request)

Please include the following information in your report:

1. Vulnerability Description: Clear description of the issue
2. Steps to Reproduce: Detailed reproduction steps
3. Impact Assessment: Potential security impact
4. Affected Versions: Which app versions are affected
5. Proof of Concept: Code or screenshots if applicable
6. Suggested Fix: If you have recommendations

Subject: SECURITY VULNERABILITY - NFC Manager

Vulnerability Type: [e.g., Data Exposure, Permission Bypass]
Severity: [Critical/High/Medium/Low]
Affected Versions: [e.g., 1.0.0 - 1.0.5]

Description:
[Detailed description of the vulnerability]

Steps to Reproduce:
1. [Step one]
2. [Step two]
3. [Step three]

Impact:
[What could an attacker do with this vulnerability?]

Proof of Concept:
[Code snippets, screenshots, or logs]

Suggested Fix:
[Your recommendations for fixing the issue]

We are committed to addressing security issues promptly:

We appreciate security researchers who help improve our app's security:

No vulnerabilities reported yet - be the first!

• Public Recognition: Listed in our security hall of fame
• Credits: Mentioned in release notes and acknowledgments
• Direct Communication: Direct line to development team
• Early Access: Beta versions for continued testing

• Keep your Android device updated
• Use device lock screen protection
• Install apps only from trusted sources
• Regular security scans with reputable antivirus

• Keep NFC Manager updated to the latest version
• Review and understand requested permissions
• Monitor app activity logs regularly
• Report suspicious behavior immediately

• Disable NFC when not needed
• Be cautious around unknown NFC tags
• Avoid using NFC in crowded public areas
• Monitor payment card statements regularly

• AES-256: For local data encryption
• RSA-2048: For key exchange operations
• SHA-256: For data integrity verification
• Android Keystore: For secure key storage

• AndroidX Security: For encrypted shared preferences
• OkHttp Certificate Pinning: For secure network communication
• ProGuard: For code obfuscation and protection
• Android Security Provider: For cryptographic operations

• Static Analysis: Regular SAST scans
• Dynamic Analysis: Runtime security testing
• Penetration Testing: Third-party security assessments
• Code Review: Manual security code reviews

• Android Security Best Practices
• OWASP Mobile Security
• NFC Security Guidelines

• Android Security Test Framework
• QARK - Quick Android Review Kit
• Drozer - Android Security Assessment

The following are considered out of scope for security reports:

• Feature requests or usability issues
• Performance problems
• Compatibility issues with specific devices
• Issues requiring physical device access
• Social engineering attacks

• Android OS vulnerabilities
• Google Play Store issues
• Device manufacturer security problems
• Third-party library vulnerabilities (unless we can mitigate)

• Email: [email protected]
• Response Time: 24-48 hours
• Languages: English, Arabic
• Timezone: GMT+4 (UAE)

• GitHub Issues: Security Issues for non-sensitive security discussions
• GitHub Discussions: Security Discussions for general security questions
• Repository: Main Repository for security announcements

• Initial security implementation
• Local-only data storage
• Permission-based access control
• ProGuard obfuscation enabled
• Certificate pinning implemented

• OWASP Mobile Top 10: Compliance with security guidelines
• Android Security: Following Android security best practices
• ISO 27001: Information security management principles
• GDPR: Privacy and data protection compliance

• Quarterly: Internal security reviews
• Annually: Third-party security assessment
• Continuous: Automated security scanning
• Ad-hoc: Post-incident security analysis

• Automated monitoring for unusual activity
• User reports of suspicious behavior
• Security researcher notifications
• Internal security testing findings

1. Immediate Assessment: Evaluate severity and impact
2. Containment: Limit exposure and prevent spread
3. Investigation: Determine root cause and scope
4. Remediation: Develop and deploy fixes
5. Communication: Notify affected users and stakeholders
6. Recovery: Restore normal operations
7. Lessons Learned: Update security measures

• Report vulnerabilities privately first
• Allow reasonable time for fixes before public disclosure
• Do not exploit vulnerabilities for personal gain
• Respect user privacy and data protection laws

• We will not pursue legal action against good-faith security researchers
• Researchers must comply with applicable laws
• No unauthorized access to user data
• Respect intellectual property rights

For critical security issues requiring immediate attention:

• Email: [email protected] (mark as URGENT)
• Subject: "CRITICAL SECURITY - NFC Manager"
• Expected Response: Within 4 hours during business hours

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Technical Support & Contact: [email protected]

Licensed under the Apache License, Version 2.0
Copyright 2025 Tariq Said. All rights reserved.