Encryption Tiers
CenterLeap offers three encryption tiers to match your security needs. Choose the right balance of speed, convenience, and privacy for each email account.
Quick Comparison
| Feature | TLS | SSE | E2EE |
|---|---|---|---|
| Speed | Fastest | Fast | Moderate |
| Decryption Time | Instant | ~50ms | ~100-200ms |
| CenterLeap Can Read | |||
| Key Management | None | Server | Client |
| Password Reset | Keeps emails | Loses emails | Loses emails |
| Similar To | Gmail, Outlook | ProtonMail | Signal, Military |
TLS Only
Same as Gmail, Outlook
Standard encryption in transit. Fast and familiar, but the provider can access your emails.
Fastest performance
No password to remember
Password reset keeps emails
Provider can read emails
Server-Side Encryption
Same as ProtonMail
Zero-access encryption at rest. Your emails are encrypted with keys we cannot access.
Fast performance
Zero-access architecture
CenterLeap cannot read emails
Password reset loses emails
Recommended
End-to-End Encryption
Military-grade security
Full client-side encryption. Only you hold the keys. Maximum privacy and security.
Maximum security
Client-managed keys only
CenterLeap NEVER sees emails
Slightly slower decryption
Which Tier Should I Choose?
Choose TLS if you need...
- Maximum speed and instant email loading
- No encryption passwords to remember
- Ability to recover emails after password reset
- Similar experience to Gmail or Outlook
- Transactional emails (newsletters, notifications)
Choose SSE if you need...
- Strong privacy without client-side complexity
- Protection from server-side breaches
- Fast performance with zero-access architecture
- Similar experience to ProtonMail
- Business emails with sensitive content
Choose E2EE if you need...
- Maximum security and privacy
- Protection even from CenterLeap itself
- Compliance with strict security requirements
- Highly confidential communications
- Legal, medical, or financial correspondence
Important: Changing Tiers
You can change your encryption tier at any time. When you change tiers:
- Existing emails keep their original encryption and remain readable
- New emails use the new tier's encryption
- Your mailbox can contain emails from multiple tiers
Deep Dive
Want to understand the technical details? Read our in-depth guides for each tier: