Share secrets.
Keep them secret.
Your content is encrypted in your browser before it ever leaves. We never see your data. The encryption key lives only in your URL.
Start typing to see preview
Documentation
Everything you need to know about Paste.ZeroCostEdu
01 Quick Start
Enter your content
Type or paste your text, code, or markdown into the editor.
Configure options
Choose format, expiration, and optional password protection.
Generate link
Click "Create Encrypted Link" to encrypt and generate your URL.
Share securely
Share the complete URL with your recipient. The key is in the URL!
02 Security Model
AES-256-GCM
Military-grade encryption used by governments worldwide.
Key in URL Fragment
The key stays in the # part - never sent to our servers.
Zero Knowledge
We cannot decrypt your data even if compelled to.
03 Options
04 API Reference
/api/pastes
Create new paste
/api/pastes/:publicId
Get paste data
/api/pastes/:publicId/view
Record a view (triggers burn)
/api/pastes/:publicId/comments
List encrypted comments
/api/pastes/:publicId/comments
Add an encrypted comment
Paste content and comments are encrypted in your browser before upload; the decryption key stays in the URL fragment and never reaches the server. Some metadata (such as an optional title, your chosen options and timestamps) is stored as plaintext.
05 FAQ
Can you read my pastes?
No. Your content is encrypted in your browser before being sent to us. We only store encrypted data and don't have the decryption key.
What if I lose the link?
The link contains the decryption key. Without it, even we cannot recover your data. Always save important links securely.
Is it really free?
Yes! Paste.ZeroCostEdu is completely free with no hidden costs.
Built for Privacy
In a world of data breaches and surveillance, everyone deserves a simple, secure way to share sensitive information.
End-to-End Encryption
Military-grade AES-256-GCM encryption happens entirely in your browser.
Zero Knowledge
We never see your encryption keys. They exist only in the URL fragment.
Self-Destructing
Burn-after-reading and auto-expiration for sensitive one-time shares.
Private & Secure
No tracking, no ads, no third parties. Your data stays yours.
Ready to share securely?
Dashboard
Recent Pastes
| ID | Format | Views | Flags | Created | Status | Actions |
|---|
Storage & Database
Monitor database usage and set your alert limits.
Alert Settings
The database can't report your hosting plan's real size limit, so alerts compare your usage against the maximum you set below. Set it to match your database plan so the warnings are accurate.
Account Security
Sign-in Credentials
Change Login Email
Update the email address you sign in with.
Change Password
Update the password used to sign in.
Account Protection
Two-Factor Authentication
Require a one-time code from an authenticator app when signing in.
1. Scan this QR code with your authenticator app:
Or enter this key manually:
Save these backup codes somewhere safe. Each can be used once if you lose access to your authenticator app. They won't be shown again.
Recovery Codes
One-time codes to reset your password if you get locked out.
Generating new codes replaces any existing ones. They're shown only once — store them somewhere safe.
Save these recovery codes somewhere safe. Each can be used once to reset your password. They won't be shown again.