a-squared (a²) is a complementary product to antivirus software and desktop firewalls on MS Windows computers.
Antivirus software specializes in detecting classic viruses. Many available products have weaknesses in detecting other malicious software (Malware) like Trojans, Dialers, Worms and Spyware (Adware). a² fills the gap that malware writers exploit.
Trojans
Trojan Horses or Backdoors open your PC from the inside to attackers. Once a trojan is installed, someone can take full control of your computer. Most trojans are delivered via email and just previewing the email can activate the trojan. a² currently detects around 50,000 trojans.
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