Free computer security

Stay secure by updating insecure programs on your computer with the Secunia PSI
The Secunia Personal Software Inspector (PSI) is a free computer security solution that identifies vulnerabilities in non-Microsoft (third-party) programs which can leave your PC open to attacks. Simply put, it scans software on your system and identifies programs in need of security updates to safeguard your PC against cybercriminals. It then supplies your computer with the necessary software security updates to keep it safe. The Secunia PSI even automates the updates for your insecure programs, making it a lot easier for you to maintain a secure PC.

Using a scanner like Secunia PSI 3.0 is complementary to antivirus software, and as a free computer security program, is essential for every home computer.



Technical Product Sheet
Here is the full rundown of technical specifications for PSI 3.0
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Product Sheet
Get the overview without the technical jargon - listing features in the PSI 3.0 and explaining why you need it.
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