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Thus PSI service is normally installed by another program, such as Corel Paint Shop Pro Photo X2, Corel Paint Shop Pro XI (X1), Corel Paint Shop Pro X, that uses its service to gather licensing information to send home much like spyware, ensure copy protection and authenticate user that uses genuine version of the program. PSIService is part of Protexis copy protection DRM (digital rights management) and license management software, which intends to protect a software or application from piracy and illegal copying. The program is PSIService.exe by Protexis, which installs a Protexis Licensing service or Protexis Licensing V2 service in Windows operating system. If you have installed trial or paid licensed version of Corel software products, you probably may notice a third-party unannounced software application makes its way into your computer too.
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