OpenPGP Encrypt — Free Online Tool
Encrypt text messages using OpenPGP — the most widely used email encryption standard. Supports public-key encryption (paste your recipient's PGP public key) and symmetric passphrase encryption. Uses OpenPGP.js v6, entirely in your browser.
100% client-side. No uploads. Your data never leaves your browser.
How to use OpenPGP Encrypt
- Paste your recipient's public key (or enter a passphrase)
- Type or paste your message
- Click Encrypt
- Copy the encrypted armored output
Frequently Asked Questions
Can I encrypt files?
Currently text only. Binary file encryption is on the roadmap.
Is the output compatible with GPG?
Yes — the armored PGP output is compatible with GPG, ProtonMail, and any OpenPGP-compliant application.
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