Police arrest SMS blaster crew that sent malicious messages to thousands across Toronto

6 days ago 7
a photograph  of an SMS blaster successful  the backmost  of a van, arsenic  shown by Toronto Police arsenic  an illustration  successful  a caller    case.Image Credits:Toronto Police Service

7:49 AM PDT · May 7, 2026

Police person arrested and brought 44 charges against 3 men for allegedly operating an SMS blaster successful downtown Toronto. The scheme, which began successful November 2025, is the “first known instance” of an SMS blaster operating successful Canada, according to the constabulary report.

In a statement, the Toronto Police Service said it believes tens of thousands of devices were blasted with spammy substance messages implicit respective months.

SMS blasters enactment by spoofing compartment towers and broadcasting a stronger awesome than different towers successful scope successful bid to instrumentality adjacent compartment phones and tablets into connecting with the blaster. Once connected to adjacent devices, an SMS blaster tin nonstop retired thousands of substance messages, which whitethorn incorporate links to phishing sites that impersonate login pages of morganatic businesses. Such devices exploit information weaknesses successful older 2G cellular networks to nonstop these messages.

The strategy aimed to bargain people’s usernames and passwords, including banking credentials, said Lindsay Riddell, a Detective Sergeant with the Toronto Police, successful a property conference.

The constabulary said specified devices disrupt adjacent cellular communications and interfere with 911 exigency services.

The constabulary person released a photograph of a akin SMS blaster recovered successful the United Kingdom during an earlier probe (pictured above), but declined to stock a photograph of the blaster recovered successful Toronto, citing information reasons.

Authorities said the SMS blaster was “uniquely built,” and was operated from the backmost of a vehicle, allowing the instrumentality to beryllium utilized successful aggregate locations crossed Toronto.

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In 2024, constabulary successful Thailand arrested pack members for running a akin SMS blaster retired of the backmost of a motortruck successful Bangkok. The pack members reportedly blasted adjacent to a cardinal substance messages implicit a three-day period.

Users tin artifact attempts by SMS blasters by switching disconnected their phones’ 2G cellular connectivity. Users of Apple devices tin crook connected Lockdown Mode to power disconnected their 2G radios.

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Zack Whittaker is the information exertion astatine TechCrunch. He besides authors the play cybersecurity newsletter, this week successful security.

He tin beryllium reached via encrypted connection astatine zackwhittaker.1337 connected Signal. You tin besides interaction him by email, oregon to verify outreach, astatine zack.whittaker@techcrunch.com.

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