KAIRUS

KAIRUS

Secure note-taking application with encryption. 100% offline.

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📸 Interface

Registration Screen

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Dashboard

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🔐 Features

AES-256 Encryption

All notes are protected using AES-256-CBC with modern encryption practices.

• AES-256-CBC Encryption
• PBKDF2 Key Derivation
• 100,000 iterations
• Unique salt per encryption
• PKCS7 Padding

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📁 Password-Protected Folders

Organize your notes in secure folders with custom passwords.

• Individual folder protection
• Secure password hashing
• Encrypted local storage

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💾 Smart Auto-Save

KAIRUS automatically saves your work to prevent data loss.

• Auto-save system

• Automatic recovery
• Vault fallback

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🚀 Quick Note Capture

Create notes instantly from anywhere using a global shortcut.

Action	Shortcut
Quick Note	Ctrl + Insert

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📄 File Export

Export your notes quickly.

Supported formats:

• PDF
• TXT

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🔒 100% Offline

KAIRUS works completely offline.

• No cloud
• No tracking
• No telemetry
• No subscriptions

• Full local data control

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🛡️ Security Architecture

KAIRUS is built with a focus on local data protection and user privacy.

╔══════════════════════════╗
║   AES-256-CBC            ║
║   PBKDF2 (100k iters)    ║
║   Unique Salt per Note   ║
║   PKCS7 Padding          ║
╚══════════════════════════╝