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Greynet refers to applications such as messenger, chat, file sharing and media streaming that users who belong to a corporate network download without the permission of their network administrators. The problem with graynet applications is that they consume corporate time and computer resources. These applications also provide an open door through which end user systems may be compromised by malware or viruses.
Graynet applications use port agility and encryption to bypass corporate security controls.
Graynet poses three main issues:
The most pupular graynet applications include: