TZ personal firewall stops Hackers, Trojans, Spyware, Viruses, DoS attacks & data thieves & protects your PC from Internet-borne threats. Put a secure barrier between your hard drive & hackers, whether you use a dial -up, ISDN, DSL or cable connection. Meets your requirements for Internet security & Internet privacy. Shows the currently active connections & the details of these connections. You can shut off any unsafe connection. This program includes four inter locking security services: a firewall, an Application Control, an Internet Lock, & Zones. Allows you to Lock your PC ,so no connection will be allowed whatever it trusted or blocked. Zones monitor all incomming & outgoing activity on your computer & alert you when a new application attempts to access the Internet. When other programs or processes attempt to access your Internet connection attempting to use your Internet connection to communicate with the outside world, a window pops up that prompts you to permit or deny access on a per-application basis thus protecting you from incoming as well as outgoing traffic to ensure that only legitimate traffic is allowed, & alerts you to attempted intrusions & protects you from any local applications too preventing worms, Trojan horses & spyware programs from hurting your computer. If an unknown outside source attempts a connection to your computer, a pop-up window alerts you to the intrusion & again prompts you to choose whether to grant access.The Application Control allows you to decide which applications can & cannot use the Internet. If you are not protected you could be victim of hackers that could invade your equipment while you are connected to the net. The permanent connections such as DSL or the fact that you are connected to the Internet for a longer period of time make you more vulnerable. Protect your business & home information. Avoid the entrance to your equipment through backdoors that could allow the stealing of information from it.