💎 Prün - Password Prüner

Diamond-Grade Encrypted Credential Management System

A professional credential management application with military-grade end-to-end encryption, AI-powered insights, 24-word recovery keys, and comprehensive import/export for managing passwords, API keys, SSH keys, and other credentials across multiple password manager platforms.

Android contributor note: Run Android builds and connected tests from a non-OneDrive clone such as C:\dev\Prunpasswordpruner. Use powershell -ExecutionPolicy Bypass -File .\android\run-connected-tests.ps1 for the validated Prun_API_33 emulator flow or powershell -ExecutionPolicy Bypass -File .\android\run-connected-tests-device.ps1 for one USB-connected Android phone.

Pass 3: Multi-layer encryption, audit logging, and tamper detection
Security Highlights

✨ World-Class Encryption

AES-256-GCM encryption
Multi-layer encryption for maximum protection
PBKDF2 with 600,000 iterations
SHA-512 checksums and HMAC signatures
Unique salts and IVs per operation

🛡️ Zero-Knowledge Architecture

No password storage anywhere
Client-side only encryption
No cloud sync or transmission
Complete data sovereignty

🔐 Advanced Protection

Brute force protection (rate limiting)
Auto-lock on idle (10 minutes)
Session timeout (30 minutes)
Tamper detection and integrity verification
Memory scrubbing (7-pass overwrite)
XSS and clickjacking prevention

🎯 Features

Multi-Page Organization
Dashboard: Security health overview and critical insights
Credentials: Browse, filter, and manage all credentials
AI Insights: Smart recommendations for pruning old credentials
Settings: Security configuration and vault management
Credential Management
Support for multiple credential types:
Passwords
API Keys
SSH Keys
Tokens
Certificates
Database Credentials
Multi-Source Support
1Password
LastPass
Bitwarden
iCloud Keychain
AWS Secrets Manager
Azure Key Vault
Manual Entry
AI-Powered Insights
Automatic detection of stale credentials
Usage pattern analysis
Duplicate detection
Smart pruning recommendations
Confidence scoring
Security Features
🔒 End-to-end encryption
🔐 Multi-layer encryption
⏱️ Auto-lock on idle
🚫 Rate limiting
🔍 Tamper detection
📊 Audit logging
🎯 Zero-knowledge
🚀 Getting Started

First Time Setup
Launch the application
Create Master Password
Minimum 16 characters required
Use uppercase, lowercase, numbers, and symbols
Store it securely (cannot be recovered!)
Start adding credentials
Security Best Practices
⚠️ CRITICAL: Your master password cannot be recovered. Store it securely:

Write it down on paper
Store in a physical safe
Never store it digitally
Never share it with anyone

✅ Recommended:

Use 20+ character password
Enable auto-lock features
Export encrypted backups regularly
Lock vault when stepping away
Don't use on shared computers
📖 Usage
Adding Credentials
Navigate to Credentials page
Click Add Credential
Enter service name and username
Credential is automatically encrypted
Managing Credentials
Search: Find by name, username, or tag
Filter: By type, source, or staleness
Select: Bulk operations on multiple credentials
Delete: Remove outdated credentials
AI Insights
Navigate to AI Insights page
Review high-priority recommendations
Accept suggestions or ignore
Use "AI Auto-Prune" for bulk removal
Export/Backup
Go to Settings page
Click Export to JSON
Store backup securely
Consider encrypting the backup file