WhishperLock

How It Works

WhishperLock uses state-of-the-art encryption technology to ensure your messages remain private and secure:

• Messages are encrypted on your device before being sent
• Only the intended recipient can decrypt and read the messages
• Each chat room has its own unique encryption keys
• Messages remain encrypted during transit and storage

Key Features

• AES-256-GCM military-grade encryption
• Perfect Forward Secrecy (PFS) support
• Automatic key rotation
• Secure key management
• Message integrity verification

Enhanced Security

WhishperLock leverages your device's built-in biometric authentication to add an extra layer of security:

• Face ID on supported iOS devices
• Touch ID on devices with fingerprint sensors
• Fallback to device passcode when needed
• Local authentication only - no biometric data leaves your device

When It's Used

• Viewing decrypted messages
• Accessing sensitive app settings
• Importing/exporting encryption keys
• Changing security settings

How It Works

Send messages that automatically delete themselves after a specified time:

• Set custom expiration times from 1 minute to 7 days
• Messages are permanently deleted from all devices
• Countdown timer visible to all participants
• Option to manually trigger deletion

Use Cases

• Sharing sensitive information temporarily
• Time-sensitive communications
• Maintaining conversation privacy
• Automatic cleanup of outdated information

Features

A comprehensive friend management system with privacy at its core:

• Secure friend discovery
• Encrypted friend requests
• Privacy-focused profile sharing
• Granular privacy controls

Privacy Controls

• Control who can send you friend requests
• Manage visibility of your online status
• Set custom privacy rules for each friend
• Block and unblock users easily

Smart Notifications

Stay updated while maintaining privacy:

• Instant message notifications
• Friend request alerts
• Privacy-focused notification content
• Customizable notification settings

Privacy Features

• Hidden message content in notifications
• Customizable preview settings
• Sensitive content protection
• Background refresh controls

Key Features

Access your messages anytime, even without internet connection:

• Offline message access
• Automatic message syncing
• Encrypted local storage
• Bandwidth-efficient updates

How It Works

• Messages are cached locally in encrypted form
• Automatic background syncing when online
• Smart sync scheduling to save battery
• Conflict resolution for offline changes