Proprietary Back Doors

Other examples of proprietary malware

Nonfree (proprietary) software is very often malware (designed to mistreat the user). Nonfree software is controlled by its developers, which puts them in a position of power over the users; that is the basic injustice. The developers often exercise that power to the detriment of the users they ought to serve.

Here are examples of demonstrated back doors in proprietary software.

Here is a big problem whose details are still secret.

Here is a suspicion that we can't prove, but is worth thinking about.

The EFF has other examples of the use of back doors.