SysDefence is a rogue security program intended to frighten the user so that they will purchase a useless product. SysDefence displays aggressive security warnings and performs fake online scans to convince the user that malware and other parasites exist. This malicious application is incapable of detecting infections. It cannot remove any parasite from your PC. SysDefence is malware, and may collect information about your online interests, as well as private data such as passwords and online business account information. Additional malware may be installed as well. SysDefence will cause your PC to become slow or unstable, and can put your personal identity at risk.
To remove SysDefence yourself, you should first kill all processes that are running. It is then necessary to locate all related files and values in the Windows registry so that they can be removed. If not done correctly, manual removal may cause severe damage to your PC.
To remove every trace of spyware automatically, it is advised that you use a reputable antispyware tool such as SpyZooka, which is intended for this purpose and 100% guaranteed.