This is an automated threat intelligence briefing fetched from The Hacker News.
Fake CAPTCHA IRSF Scam and 120 Keitaro Campaigns Drive Global SMS, Crypto Fraud
Cybersecurity researchers have disclosed details of a telecommunications fraud campaign that uses fake CAPTCHA verification tricks to dupe unsuspecting users into sending international text messages that incur charges on their mobile bills, generating illicit revenue for the threat actors who lease the phone numbers. According to a new report published by Infoblox, the operation is believed to
Read the full article here: https://thehackernews.com/2026/04/fake-captcha-irsf-scam-and-120-keitaro.html