🚨AdTech Firm Used Ads to Deliver Spyware to 45 Al Jazeera Devices
AdTech firm used ads to deliver spyware to 45 Al Jazeera devices
TL;DR
Researchers found an Israeli adtech firm used ads to deliver spyware to 45 Al Jazeera devices. The technique, dubbed 'AdFection,' turns advertising networks into spyware delivery systems, making targeted ads even more invasive.
Israeli adtech firm Discover-Tech allegedly used ads to deliver spyware to 45 Al Jazeera devices. The technique, 'AdFection,' turns advertising networks into spyware delivery systems, making targeted ads even more invasive. Simply loading a webpage can trigger the attack, with no suspicious links or downloads involved. Google and IAB Europe have since terminated Discover-Tech's access to their advertising exchanges and removed it from their approved vendor lists. This exposes serious failings in the online advertising industry's vetting process.

Key Points
Researchers at Citizen Lab found 45 Al Jazeera devices were attacked using ads from Discover-Tech in 2024 and 2025.
Discover-Tech's Controlium platform exploits real-time bidding systems to identify specific targets and serve them malicious ads.
Google and IAB Europe terminated Discover-Tech's access to their advertising exchanges and removed it from approved vendor lists.
Citizen Lab sifted through nearly four billion ad-bidding records, finding Discover-Tech ads on over 70,000 mobile apps and 120,000 websites.
The operation covertly directed millions of devices toward servers associated with Candiru spyware.
Why It Matters
If you're working with ad networks or developing adtech solutions, this is a major red flag. The online advertising industry's failure to detect and prevent abuse by a company with links to commercial surveillance operators exposes serious security and privacy risks. This affects anyone using ad-supported services, especially those in sensitive industries like journalism or defense.
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