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Opportunistic TLS

Overview#

Opportunistic TLS is a Opportunistic encryption concept for optimal use of encryption.

Currently implemented in as StartTLS and a few other protocols where the he sending server attempts to send a message encrypted, but if the receiving server will or can not accept encrypted messages then the mail is sent Plaintext. Not all of your messages are encrypted this way, but the important takeaway is that it is encrypted whenever possible and should be accepted by all ISPs/inbox providers.

More Information#

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