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技术支持诈骗

Tech Support Scams

Identify fake tech support calls and pop-ups. Learn how scammers trick you into paying for unnecessary computer repairs.

What is Tech Support?

Tech support scams trick victims into believing their computer is infected with malware or has critical errors. Scammers use fake pop-up warnings, unsolicited phone calls, or fraudulent websites to create a sense of urgency, then charge for unnecessary "repairs" or gain remote access to steal data.

These scams often target less tech-savvy individuals, particularly older adults. The scammer may pose as a representative from Microsoft, Apple, or a well-known security company. They use technical jargon and legitimate-looking tools to appear credible.

The most dangerous variant involves the scammer gaining remote access to your computer via tools like TeamViewer or AnyDesk. Once connected, they can install actual malware, steal files, access banking credentials, or lock you out of your own device.

How to Identify This Scam

  1. 1Unsolicited phone calls claiming to be from Microsoft, Apple, or your ISP
  2. 2Pop-up warnings that say your computer is infected and provide a phone number to call
  3. 3Requests to install remote access software like TeamViewer or AnyDesk
  4. 4High-pressure tactics to pay immediately via gift cards or wire transfer
  5. 5Claims of "suspicious activity" detected on your computer
  6. 6Asking you to open Event Viewer to show harmless "errors" as proof of infection

Real Examples (Anonymized)

A full-screen pop-up appears while browsing, claiming Windows Defender has detected a trojan. It displays a phone number and says not to restart your computer or you'll lose all files.

Real Windows Defender never displays phone numbers
The pop-up can't be closed normally (it's just a web page)
Creates extreme urgency

You receive a call from someone claiming to be from your internet provider saying they've detected malware traffic from your IP. They offer to fix it remotely for $299.

ISPs don't proactively call about malware
They ask for remote access before explaining the issue
Payment requested via unusual methods

What to Do If You Receive One

  • Hang up on unsolicited tech support calls — Microsoft and Apple never cold-call
  • Close browser pop-ups by force-quitting the browser (Cmd+Q or Alt+F4)
  • Never give remote access to your computer to an unsolicited caller
  • If you paid, contact your bank or credit card company for a chargeback
  • If remote access was granted, change all passwords and scan for malware

Think you received a tech support scam?