Tag: network security

The Hacker NewsJan 20, 2026Enterprise Security / AI Security The Problem: The Identities Left Behind As organizations grow and evolve, employees, contractors, services, and systems come and go – but their accounts often remain. These abandoned or “orphan” accounts sit… Read More "The Hidden Risk of Orphan Accounts"

Ravie LakshmananJan 20, 2026Web Security / Vulnerability Cloudflare has addressed a security vulnerability impacting its Automatic Certificate Management Environment (ACME) validation logic that made it possible to bypass security controls and access origin servers. “The vulnerability was rooted in how… Read More "Cloudflare Fixes ACME Validation Bug Allowing WAF Bypass to Origin Servers"

Ravie LakshmananJan 20, 2026Cryptocurrency / Artificial Intelligence A Telegram-based guarantee marketplace known for advertising a broad range of illicit services appears to be winding down its operations, according to new findings from Elliptic. The blockchain intelligence company said Tudou Guarantee… Read More "Tudou Guarantee Marketplace Halts Telegram Transactions After Processing Over $12 Billion"

Cybersecurity researchers have disclosed details of a security flaw that leverages indirect prompt injection targeting Google Gemini as a way to bypass authorization guardrails and use Google Calendar as a data extraction mechanism. The vulnerability, Miggo Security’s Head of Research,… Read More "Google Gemini Prompt Injection Flaw Exposed Private Calendar Data via Malicious Invites"

Ravie LakshmananJan 19, 2026Hardware Security / Vulnerability A team of academics from the CISPA Helmholtz Center for Information Security in Germany has disclosed the details of a new hardware vulnerability affecting AMD processors. The security flaw, codenamed StackWarp, can allow… Read More "New StackWarp Hardware Flaw Breaks AMD SEV-SNP Protections on Zen 1–5 CPUs"

Ravie LakshmananJan 19, 2026Hacking News / Cybersecurity In cybersecurity, the line between a normal update and a serious incident keeps getting thinner. Systems that once felt reliable are now under pressure from constant change. New AI tools, connected devices, and… Read More "Fortinet Exploits, RedLine Clipjack, NTLM Crack, Copilot Attack & More"

Just a few years ago, the cloud was touted as the “magic pill” for any cyber threat or performance issue. Many were lured by the “always-on” dream, trading granular control for the convenience of managed services. In recent years, many… Read More "The High (and Hidden) Costs for Cloud-First Businesses"

Cybersecurity researchers have disclosed details of an ongoing campaign dubbed KongTuke that used a malicious Google Chrome extension masquerading as an ad blocker to deliberately crash the web browser and trick victims into running arbitrary commands using ClickFix-like lures to… Read More "CrashFix Chrome Extension Delivers ModeloRAT Using ClickFix-Style Browser Crash Lures"

Ravie LakshmananJan 19, 2026Malware / Threat Intelligence Cybersecurity researchers have disclosed a cross-site scripting (XSS) vulnerability in the web-based control panel used by operators of the StealC information stealer, allowing them to gather crucial insights on one of the threat… Read More "Security Bug in StealC Malware Panel Let Researchers Spy on Threat Actor Operations"

Ravie LakshmananJan 17, 2026Law Enforcement / Cybercrime Ukrainian and German law enforcement authorities have identified two Ukrainians suspected of working for the Russia-linked ransomware-as-a-service (RaaS) group Black Basta. In addition, the group’s alleged leader, a 35-year-old Russian national named Oleg… Read More "Black Basta Ransomware Leader Added to EU Most Wanted and INTERPOL Red Notice"