Trend Micro™ PC-cillin™ Internet Security combines award-winning protection against viruses with a powerful personal firewall to prevent viruses, worms, Trojan horse programs, and hackers from harming your computer. PC-cillin also goes even further, effectively guarding you against both spyware and spam as well. You can count on PC-cillin Internet Security to keep you safe from identity theft too, thanks to carefully-designed features that block phishing and pharming scams. PC-cillin even watches over your wireless network, alerting you if intruders seek to take advantage of your connection.