BLACKBOX v2.0.0

BLACKBOX v2.0.0 — Offline Encrypted Security Hub

Features

• Secrets Manager — AES-256-GCM encrypted vault for API keys, tokens, passwords
• Encrypted Journal — timestamped entries with category tags
• TOTP Authenticator — RFC 6238 2FA code generator with live countdown
• Privacy Toolkit — URL tracker stripping, browser fingerprinting, phishing detection, permission audit
• Calculator Decoy Mode — fake calculator triggered by decoy PIN, tap 5× to exit
• Self-Destruct — wipes all data after 5 wrong PINs
• Biometric unlock — fingerprint/face via Android BiometricPrompt
• Encrypted Clipboard — auto-clears in 30s
• Overlay Dim — Samsung-style screen dim for public spaces
• Export/Import encrypted .blackbox backup files

Security

• AES-256-GCM via Web Crypto API
• PBKDF2-SHA256 with 150,000 iterations
• FLAG_SECURE screenshot/screen recording blocking
• 100% offline — no servers, no tracking, no telemetry

Build

npm install && npx cap sync android && cd android && ./gradlew assembleRelease