Security Policy

Platform Architecture & Binary Integrity Standards — Effective Date: September 2026

1. Binary Integrity & SHA-256 Checksums

Every Android Application Package (.apk) uploaded to Hardcode Store undergoes cryptographically verified SHA-256 hash generation upon upload. User devices and the official native Android client verify binary SHA-256 checksums before initiating local package installation via FileProvider, preventing man-in-the-middle payload tampering.

2. Static Analysis & Permissions Sandboxing

Uploaded binaries are analyzed for dangerous permission combinations, outdated Target SDK levels (minimum Target API 34 requirement), unencrypted HTTP network communication, and known vulnerable native C/C++ libraries.

3. Zero-Knowledge Encryption Verification

Security applications bearing the 🔒 Security Checked or ✓ Hardcode Verified badges undergo rigorous source code and binary audit by Hardcode Group security engineers to guarantee local zero-knowledge encryption compliance.

4. Responsible Vulnerability Disclosure Program

Hardcode Group welcomes security researchers and ethical hackers to report suspected platform vulnerabilities or security issues in published applications. Please send detailed technical reports to security@hardcodegroup.com.