Guardant Anti-piracy Protection.
Computers, Security, Products and Tools, Software Protection and License Control - Guardant. Software protection hardware dongles available as USB and parallel port.
https://guardant.com/
SoftwareShield Home Page
Computers, Security, Products and Tools, Software Protection and License Control - SoftwareShield. Licensing and copy-protection system for Windows application developers.
http://www.softwareshield.com
Obsidium Software Protection
Computers, Security, Products and Tools, Software Protection and License Control - Obsidium Software Protection. Software protection and licensing solution which prevents against unauthorized modifications.
https://www.obsidium.de/
KEYLOK Dongles
At KEYLOK we've been committed to protecting software applications and preventing piracy for over 25 years. Our dongle products are one of the most cost effective and have the lowest failure rates in the industry. That's why our dongles are backed by a lifetime guarantee. Try our evaluation kit today.
https://www.keylok.com/
Digital Content Protection LLC
Computers, Security, Products and Tools, Software Protection and License Control - Digital Content Protection LLC. Licenses technologies for protecting commercial entertainment content.
https://www.digital-cp.com/
ContentGuard - Home
Computers, Security, Products and Tools, Software Protection and License Control - ContentGuard. Provides technology and products for rights management of digital content.
https://www.contentguard.com/
Feitian Technologies
Computers, Security, Products and Tools, Software Protection and License Control - Feitian Technologies. Software protection dongles for parallel and USB ports.
https://www.ftsafe.com/