Winsys.exe is a part of a surveillance software from bc-technologies. It is used to monitor and store a record of all user activities. This process should be removed to ensure your personal privacy. Note: winsys.exe is a process which is also registered as the WORM_FALSU.A Trojan. This Trojan allows attackers to access your computer from remote locations, stealing passwords, Internet banking and personal data. This process is a security risk and should be removed from your system.