Computer security has come a long way in the last 15 years, and the days of needing multiple bits of antivirus and anti-spyware software to keep your Windows XP machine secure are largely behind us.

You should use a security ecosystem to keep your computer safe from external threats ... You can get email encryption software, but it’s often incredibly expensive. Nonetheless, it’s easy ...

The “high” security setting may prevent some Web sites from functioning properly, so use the highest setting that still allows for effective Web browsing. As new ways to exploit computer software ...

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Learn more by visiting the Purdue IT Service Desk page. If your computer comes pre-loaded with an anti-virus software, such as Windows Defender, be sure you regularly update your machine with the ...

Core infrastructure including financial, medical and military systems, water, gas and oil pipelines, the electrical grid, communications, weather forecasting, GPS navigation/guidance systems and other ...