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 ecosystem of online hucksters and website hackers. A new report on the fallout from that investigation finds this dark ad tech industry is far more

Patch Tuesday, June 2025 Edition

Microsoft today released security updates to fix at least 67 vulnerabilities in its Windows operating systems and software. Redmond warns that one of the flaws is already under active attack, and that software blueprints showing how to exploit a pervasive Windows bug patched this month are now public. The sole zero-day flaw this month is

Proxy Services Feast on Ukraine’s IP Address Exodus

Image: Mark Rademaker, via Shutterstock. Ukraine has seen nearly one-fifth of its Internet space come under Russian control or sold to Internet address brokers since February 2022, a new study finds. The analysis indicates large chunks of Ukrainian Internet address space are now in the hands of shadowy proxy and anonymity services that are nested

U.S. Sanctions Cloud Provider ‘Funnull’ as Top Source of ‘Pig Butchering’ Scams

Image: Shutterstock, ArtHead. The U.S. government today imposed economic sanctions on Funnull Technology Inc., a Philippines-based company that provides computer infrastructure for hundreds of thousands of websites involved in virtual currency investment scams known as “pig butchering.” In January 2025, KrebsOnSecurity detailed how Funnull was being used as a content delivery network that catered to

Pakistan Arrests 21 in ‘Heartsender’ Malware Service

Authorities in Pakistan have arrested 21 individuals accused of operating “Heartsender,” a once popular spam and malware dissemination service that operated for more than a decade. The main clientele for HeartSender were organized crime groups that tried to trick victim companies into making payments to a third party, and its alleged proprietors were publicly identified

Empower AI agents with user context using Amazon Cognito

Amazon Cognito is a managed customer identity and access management (CIAM) service that enables seamless user sign-up and sign-in for web and mobile applications. Through user pools, Amazon Cognito provides a user directory with strong authentication features, including passkeys, federation to external identity providers (IdPs), and OAuth 2.0 flows for secure machine-to-machine (M2M) authorization. Amazon

Secure your Express application APIs in minutes with Amazon Verified Permissions

Today, Amazon Verified Permissions announced the release of @verifiedpermissions/authorization-clients-js, an open source package that developers can use to implement external fine-grained authorization for Express.js web application APIs in minutes when using Verified Permissions. Express is a minimal and flexible Node.js web application framework that provides a robust set of features for web and mobile applications.

Improve your security posture using Amazon threat intelligence on AWS Network Firewall

Today, customers use AWS Network Firewall to safeguard their workloads against common security threats. However, they often have to rely on third-party threat feeds and scanners that have limited visibility in AWS workloads to protect against active threats. A self-managed approach to cloud security through traditional threat intelligence feeds and custom rules can result in