Fake Tech Support Scams: The Fraud Type That Grew Fastest in 2026

A pop-up window appears on screen, with an alarm sound and a message in red letters: "Your computer has been infected with 5 viruses. Call Microsoft tech support immediately at the number below." None of it is real — not the infection, not the number, not the affiliation with the company it claims to represent — but the panic it creates is real, and enough to make the victim call. On the other end, a "technician" asks for remote access to the computer to "fix the problem," and from there, real control of the machine passes into the scammer's hands.

Fake tech support scams combine two elements that make them particularly effective: they exploit a genuine fear of losing information or money to a technical problem, and they specifically target people with less confidence in their own technical knowledge, who are more likely to blindly trust someone presenting themselves as an expert. This scam type's accelerated growth responds, in part, to scammers refining their psychological pressure tactics and diversifying initial contact channels beyond traditional pop-up windows.

Fake browser pop-up windows, simulating operating system or antivirus alerts, usually triggered by visiting compromised websites or clicking a malicious ad.

Unsolicited phone calls, where the scammer directly presents themselves as tech support from a recognized company, claiming to have remotely detected a problem on the victim's device — something no legitimate company does proactively without the user having reported a problem first.

Emails simulating security alerts, directing the victim to call a number or download a "repair" tool that's actually malware.

Impersonating internal tech support at businesses, where the attacker poses as the organization's own IT department, requesting remote access or credentials under the excuse of resolving an urgent technical problem — a variant that connects directly to what we cover in our guide on vishing.

With remote access legitimately granted by the victim (through real remote administration tools the scammer convinces the victim to install), the attacker can install additional malware, steal information stored on the device, access bank accounts with an active session, or simply charge directly for a "repair service" for a problem that never existed, using the remote access session to process payment with the victim's card.

No legitimate software or hardware company proactively contacts individual users to inform them about a problem remotely detected on their device. Real security alerts appear within the system itself, not through a call or pop-up window demanding immediate contact.

Extreme urgency pressure is, again, the central tactic — the same psychological pattern that dominates traditional phishing, adapted to a format combining digital and direct phone contact.

Requests for payment through hard-to-trace methods (gift cards, cryptocurrency, direct transfers to personal accounts) are an unmistakable sign of fraud — no legitimate tech support company operates this way.