Most people think of security in terms of protecting a computer and the information stored on it against attacks by malicious programs such as viruses and malicious people known as hackers. Windows Vista is the most secure Microsoft operating system to date. It helps you protect your computer from these and other external threats with a number of built-in security features, including:
Windows Firewall, which helps you prevent unauthorized transmissions to and from your computer.
Windows Defender, which helps you detect software that might pose a potential threat to your privacy or your computer.
Windows Security Center, which monitors the types of protection on your system.
User Account Control, which requires specific ...