#blocks


Researcher Drops BigDiskBuster Zero-Day PoC That Blocks Microsoft Defender Updates

Sep 22, 2026 // 19:17

A zero-day proof-of-concept tool that stops Microsoft Defender from installing platform and signature updates by filling all available disk space was published on GitHub on […]

New Windows Defender zero-day blocks Microsoft antivirus updates

Sep 22, 2026 // 13:17

Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates. Naceri named it BigDiskBuster […]

GPT-6 Astra Scores 100% on ExploitBench as OpenAI Blocks PoC Exploit Requests

Sep 4, 2026 // 10:51

OpenAI on Thursday officially unveiled GPT‑6 Astra, which it described as the “world’s most intelligent and aligned model.” The development comes days after the artificial […]

FCC Blocks New Foreign-Produced Robots and Power Inverters Over Cyber Risks

Jul 30, 2026 // 10:33

The Federal Communications Commission (FCC) added foreign-produced mobile robots and networked power inverters to its Covered List on July 28. The move generally prevents new […]

Meta Blocks NSO Group’s New WhatsApp Phishing Attack, Files Contempt Order

Jun 8, 2026 // 20:10

Meta on Monday said it detected and blocked spear-phishing attempts linked to Israeli spyware vendor NSO Group. In addition, the tech giant said it’s filing […]

Google Blocks 8.3B Policy-Violating Ads in 2025, Launches Android 17 Privacy Overhaul

Apr 17, 2026 // 13:54

Google this week announced a new set of Play policy updates to strengthen user privacy and protect businesses against fraud, even as it revealed it […]

Residential proxies sidestepped IP blocks in most sessions. High success rate bypassing reputation checks across billions of attempts.

Apr 2, 2026 // 18:57

Researchers caution that residential proxies, which route malicious traffic, significantly challenge IP reputation systems because distinguishing attackers from legitimate users is difficult. This difficulty arises […]