If you’re sending an email to other users with a Tutanota account, then your emails will automatically be fully encrypted. Tutanota also uses TLS and Perfect Forward Secrecy as well as HTML sanitizer, which prevents XSS attacks and doesn’t load anything from external servers for your safety. Tutanota encrypts calendar appointment reminders as well simply put, everything in Tutanota receives first-rate encryption. All elements of the email client are encrypted, including the email message body and subject lines as well as events in the calendar and data in the address book.

This popular email provider uses end-to-end encryption, employing AES-128 and RSA 2048 encryption to encrypt and decrypt emails. Here’s how both services fare when it comes to several security features. Tutanota vs ProtonMail: Customer supportĪn essential aspect of any secure email service is the security features to keep your sensitive information, personal data, and confidential emails private.Tutanota vs ProtonMail: Subscription plans.Tutanota vs ProtonMail: Additional features.

Proton email storage limit