What Is Link Encryption?

Opportunistic encryption (OE) refers to any system that attempts to encrypt a communication channel when connected to another system, or falls back to unencrypted communication. This method does not require a pre-arrangement between the two systems.

Opportunistic or opportunistic encryption (English: Opportunistic encryption, referred to as OE; sometimes also called non-authenticated encryption, random encryption) is a

The FreeS / WAN project was one of the early supporters of the OE. now at

FreeS / WAN and fork such as Openswan and

The OE implementation is installed by default on Windows platforms. This method uses

Opportunistic encryption can also be used for specific traffic, such as using

Some Voice over IP (VoIP) solutions provide painless encryption of voice traffic whenever possible. Sipura and

For encryption

STARTTLS implementations often used with SMTP are vulnerable to STRIPTLS attacks when actively eavesdropping. ^[2]