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End-To-End Encryption

OpenPGP​

  • Add Key button: create a new OpenPGP key or import an existing one.

  • OpenPGP Key Manager button : manage OpenPGP keys in the application.

S/MIME​

  • Personal certificate for digital signing field: select an S/MIME certificate to sign messages.

  • Personal certificate for encryption field: select an S/MIME certificate to send encrypted messages.

  • Manage S/MIME Certificates button: manage S/MIME certificates added and embedded in the application.

  • S/MIME Security Devices button: manage S/MIME security modules and devices added and embedded in the application.

  • Generate and save a CSR file as button: select a local directory and file name for your CSR file, and answer the questions to set the algorithm and strength.

Default settings for sending messages​

  • Disable encryption for new messages option: disable encryption of emails to be sent.
  • Enable encryption for new messages option: Enable encryption for emails you send.
  • Sign unencrypted messages checkbox: add a digital signature to unencrypted messages.

Additional settings​

  • Attach my public key when adding an OpenPGP digital signature checkbox: attach the OpenPGP public key to the signed message.
  • Send OpenPGP public key(s) in the email headers compatibility with Autocrypt checkbox.
  • Encrypt the subject of OpenPGP messages checkbox: encrypt the message subject with the OpenPGP key.
  • Store draft messages in encrypted format checkbox: encrypt draft messages.
  • Preferred encryption technology options: select the encryption method: Select automatically based on available keys or certificates, Prefer OpenPGP, or Prefer S/MIME.