Safe Downloading: How to Avoid Harmful Files

Summary

Tips for downloading software and files safely, spotting fake download buttons, and what to do if you opened something suspicious.

Body

Learn how to download software and files safely, spot fake download links, and what to do if you opened something you shouldn't have.

Do

  • ✓ Get software from the maker's official site or an app store.
  • ✓ On an NCU computer, install software from Software Center (Windows) or Self Service (Mac).
  • ✓ Pay attention to browser and antivirus warnings.
  • ✓ Check the file type before you open it.

Don't

  • ✗ Click big “Download” or “Start” buttons in ads. They're often fake.
  • ✗ Download “free” versions of paid software, games, or movies.
  • ✗ Open attachments you weren't expecting, especially .exe, .zip, .html, or .iso files.
  • ✗ Install browser extensions or “helper” tools a website pushes on you.

Opened something suspicious?

Disconnect from Wi-Fi, don't enter any passwords, and call the IT Service Desk at 612.343.4170 right away.

Get help

Think something got in? Submit a request through Report Information Security Incidents, call the IT Service Desk at 612.343.4170, or visit Miller Hall 226.

Related articles

Protecting Yourself from Malware and RansomwareFake “Virus Detected” Pop-Ups in Your Browser

Details

Details

Article ID: 165394
Created
Mon 10/19/26 10:45 PM
Modified
Mon 10/19/26 10:46 PM
Audience
Employees
Students