Encrypted email services providers

Here are some popular encrypted email services providers:

  1. ProtonMail: A Swiss-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's free and open-source.
  2. Tutanota: A German-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's free and open-source.
  3. Mailfence: A Belgian-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's free and open-source.
  4. StartMail: A Dutch-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  5. S-Mail: A US-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  6. Zoho Mail: A Indian-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  7. FastMail: A New Zealand-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  8. Hushmail: A Canadian-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  9. Cryptomail: A US-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.
  10. Posteo: A German-based provider that offers end-to-end encryption for emails, contacts, and calendar events. It's a paid service.

Please note that while these services offer end-to-end encryption, it's still important to use strong passwords, enable two-factor authentication, and be cautious when clicking on links or downloading attachments from unknown senders.

It's also important to note that some of these services may have limitations or restrictions on their free plans, and some may require you to pay for additional features or storage. Be sure to review the terms and conditions of each service before signing up.