Encrypt email services

Here are some popular email encryption services:

  1. ProtonMail: A free, open-source email service that uses end-to-end encryption to protect emails. It's based in Switzerland and has a strong focus on privacy and security.
  2. Tutanota: Another free, open-source email service that uses end-to-end encryption to protect emails. It's based in Germany and has a strong focus on privacy and security.
  3. Mailfence: A paid email service that uses end-to-end encryption to protect emails. It's based in Belgium and has a strong focus on privacy and security.
  4. StartMail: A paid email service that uses end-to-end encryption to protect emails. It's based in the Netherlands and has a strong focus on privacy and security.
  5. S-Mail: A paid email service that uses end-to-end encryption to protect emails. It's based in the US and has a strong focus on privacy and security.
  6. Zoho Mail: A free email service that offers end-to-end encryption for emails. It's based in India and has a strong focus on security and privacy.
  7. Gmail: Google's popular email service offers end-to-end encryption for emails using its "End-to-End Encryption" feature. However, it's not enabled by default, and users need to opt-in to use it.
  8. Microsoft Outlook: Microsoft's popular email service offers end-to-end encryption for emails using its "Microsoft 365" feature. However, it's not enabled by default, and users need to opt-in to use it.

These services use various encryption protocols to protect emails, including:

  1. PGP (Pretty Good Privacy): A widely used encryption protocol that uses public-key cryptography to encrypt and decrypt emails.
  2. S/MIME (Secure/Multipurpose Internet Mail Extensions): A widely used encryption protocol that uses public-key cryptography to encrypt and decrypt emails.
  3. OpenPGP: An open-source implementation of the PGP protocol that's widely used for email encryption.
  4. TLS (Transport Layer Security): A cryptographic protocol that's used to secure email communications between email servers.

When choosing an email encryption service, consider the following factors:

  1. Security: Look for services that use strong encryption protocols and have a good reputation for security.
  2. Privacy: Look for services that have a strong focus on privacy and don't collect unnecessary data about their users.
  3. Ease of use: Look for services that are easy to use and have a user-friendly interface.
  4. Cost: Consider the cost of the service, as some services may be free while others may require a subscription or payment.
  5. Compatibility: Consider the compatibility of the service with your devices and email clients.

Remember that even with email encryption, it's still important to use strong passwords, keep your devices and software up to date, and be cautious when clicking on links or downloading attachments from unknown sources.