A sleek, browser-based encryption terminal using the Web Crypto API. Built with vanilla JavaScript and designed with a modern dark theme.
- Text encryption using AES-GCM
- Secure key derivation with PBKDF2
- Additional pepper value for enhanced security
- Clean terminal interface
- Dark theme optimized
- Copy button for encrypted text
- Client-side only - no data transmission
Transform wallet seed phrases into memorable sentences: Wallet Phrase: "wagon rhythm exotic stand lens fortune brief grain siren wheel trophy blind" Encryption Phrase: "My dog Rex ate pizza in Paris last summer while watching the sunset" Pepper: "2019" (Pepper is optional - adds uncertainty for enhanced security)
Create memorable master passwords: Original: "correcthorsebatterystaple" Encryption Phrase: "I saw 4 random words on XKCD once!" Pepper: "comic936" (Pepper is optional - use personal memory triggers)
Share sensitive information through public channels: Original: "Meeting at 3pm to discuss merger" Encryption Phrase: "Going fishing with grandpa" Pepper: "boardroom" (Pepper is optional - context can be your secret)
Keep private thoughts secure with personal memory triggers: Original: "Dear Diary..." Encryption Phrase: "Today's grocery list" Pepper: "childhood street name" (Pepper is optional - use meaningful memories)
- Type 'e' to encrypt
- Enter your text
- Enter your passphrase
- Add your pepper value (optional)
- Copy the encrypted result
To decrypt:
- Type 'd' to decrypt
- Paste the encrypted text
- Enter the same passphrase
- Enter the same pepper value (if used)
Clear the terminal anytime with 'c'
- Visit Secure Terminal
- On mobile: Tap 'Add to Home Screen'
- On desktop: Click install icon in browser address bar
- Use offline anytime after installation
- The pepper acts as an additional secret key
- All encryption happens in your browser
- No data is stored or transmitted
- Uses modern Web Crypto API standards
- AES-GCM encryption
- PBKDF2 key derivation
- 256-bit encryption keys
- 100,000 PBKDF2 iterations