Pc Tools Internet Security 2011 - 1 User/3 Pc [Old Version] PC Tools Internet Security offers powerful antispyware, antivirus, firewall and spam protection in one easy-to-use application. Detects, removes and blocks all types of spyware, adware, viruses, Trojans, worms, keyloggers and other online threats. Provides protection from hackers, cybercriminals, intruders and other unauthorized software or network attacks. Spam filtering detects spam and effectively block phishing, unsolicited and malware emails. Smart Updates provide frequent, automatic updates in the background to keep you protected.