Wonder Shaper - A bandwidth limiting and traffic prioritization tool for linux.
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
cFosSpeed - cFosSpeed is a network driver, which attaches itself to existing Internet connections.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
trickle - trickle is a portable lightweight userspace bandwidth shaper.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.