Gain 7 Defender Firewall Alert can be a rogue program which pretends to be a security program. This rogue program intrusions various vulnerabilities and secrets computer users by genuine them that their system PCs will be threatened by viruses, red wigglers or Trojans. Like additional tricky fake antivirus plans, this rogue program carries a deceiving appearance and a name much like those famous antivirus plans, which make people go for a legitimate antivirus system.