Computer security protects computer systems and information from theft and unauthorized access. Use the following practices to reduce common risks.

• Download applications and software only from trusted sources.
• Keep the operating system, applications, and antivirus software updated.
• Back up important data, files, and documents at regular intervals.
• Lock the computer screen whenever it is not in use.
• Keep the computer firewall enabled.
• Use an account with limited privileges where possible.
• Use genuine and licensed software.
• Scan files downloaded from websites, email, or USB devices.
• Uninstall programs that are no longer needed.
• Use Task Manager to identify unwanted programs running on the system.
• Allow server access through multi-factor authentication.
• Disable Remote Desktop and network file sharing when they are not needed.
• Enable automatic operating system updates.

• Install or use pirated software, which may contain malware.
• Use weak or easily guessed passwords.
• Click untrusted or unexpected pop-up advertisements and programs.
• Dispose of a computer or hard drive without securely deleting and wiping its data.