‘Popa’ Botnet Linked to Publicly-Traded Israeli Firm
For the past four years, a sprawling Android-based botnet called Popa has forced millions of consumer TV boxes to relay Internet traffic linked to advertising fraud, account takeovers, and mass…
Inside a Dark Adtech Empire Fed by Fake CAPTCHAs
Late last year, security researchers made a startling discovery: Kremlin-backed disinformation campaigns were bypassing moderation on social media platforms by leveraging the same malicious advertising technology that powers a sprawling…