AI-Powered Cybersecurity Intelligence

Campaign

Agentic AI in Cybersecurity: How AI-Powered Phishing, Malware, and Insider Threats Are Rewriting the Rules

How agentic AI is transforming cyber threats — and why human oversight is the last line of defense.

Quantnest Radar team Apr 26, 2026 9 min read

Breach

Mercor Data Breach: How a $10B AI Recruiting Startup's Security Failure Triggered Seven Class-Action Lawsuits

Mercor's massive data breach exposed private job seeker data and triggered seven class-action lawsuits against the $10B AI recruiting startup.

Quantnest Radar team Apr 24, 2026 9 min read

Breach

KelpDAO's $300M rsETH Exploit: How Hackers Launder Crypto Across Ethereum, Arbitrum, and Tron

A technical breakdown of how the KelpDAO rsETH hacker is laundering funds cross-chain and what SOC teams should monitor.

Quantnest Radar team Apr 23, 2026 9 min read

Breach

Crypto, Hackers, and Money Laundering: Inside the Sriki PMLA Case and How Illicit Crypto Flows Are Traced

The Sriki crypto-hacking PMLA case reveals how cybercriminals use cryptocurrency to layer and launder illicit proceeds — and what defenders can learn from it.

Quantnest Radar team Apr 21, 2026 9 min read

Vulnerability

AI Agents Are the New Attack Surface: Security Threats Every SOC Team Must Understand

AI agents with broad system access are emerging as a critical attack surface, exposing organizations to data theft, prompt injection, and account compromise.

Quantnest Radar team Apr 20, 2026 9 min read

Breach

Scattered Spider's Tyler Buchanan: Inside the Hacking Techniques Behind the M&S, Co-op, and US Corporate Breaches

A British hacker linked to M&S and Co-op cyberattacks faces 22 years in prison after admitting to stealing £5.9M in cryptocurrency from US victims.

Quantnest Radar team Apr 19, 2026 9 min read

Malware

Extortionware Exposed: How Modern Attackers Have Weaponized Data Against Businesses

Extortionware goes beyond ransomware by weaponizing stolen data for multi-layered extortion campaigns that no backup strategy can fully counter.

Quantnest Radar team Apr 18, 2026 9 min read

Breach

Inditex (Zara) Third-Party Data Breach: What Transaction Record Exposure Reveals About Vendor Risk

Inditex reports a third-party breach exposing transaction records, highlighting the growing cybersecurity risks embedded in external vendor ecosystems.

Quantnest Radar team Apr 17, 2026 9 min read

Breach

Booking.com Data Breach: How Stolen Travel Data Fuels Precision Phishing Attacks

A data breach at Booking.com exposed names, emails, phone numbers, and booking details, enabling sophisticated targeted phishing attacks.

Quantnest Radar team Apr 16, 2026 9 min read

Breach

Booking.com Data Breach: What Really Happened and How to Protect Yourself Now

Booking.com confirms a data breach exposing personal and booking details — here's what customers must do and how to stay protected.

Quantnest Radar team Apr 15, 2026 9 min read

Vulnerability

Claude Mythos Can Hack Anything: Breaking Down Anthropic's AI Cybersecurity Risk Claim

Anthropic's Claude Mythos reportedly possesses near-universal hacking capabilities — here's the technical reality behind that alarming claim.

Quantnest Radar team Apr 14, 2026 9 min read

Breach

Rockstar Games Targeted by ShinyHunters: Inside the 'Pay or Leak' Extortion Playbook

ShinyHunters claims to have breached Rockstar Games, demanding ransom payment by April 14 or threatening to leak stolen data.

Quantnest Radar team Apr 13, 2026 9 min read

Breach

Rockstar Games Confirmed in ShinyHunters Data Breach: What the Third-Party Supply Chain Attack Reveals

ShinyHunters has breached Rockstar Games via a third-party vendor, demanding a response by April 14 in a high-profile supply chain attack.

Quantnest Radar team Apr 12, 2026 9 min read

Campaign

Blue Dart's Phishing & Impersonation Incident: What Low-Severity Cyber Events Really Mean for Enterprise Security

Blue Dart's phishing and impersonation incident is a wake-up call for enterprises that underestimate low-severity cyber events.

Quantnest Radar team Apr 11, 2026 9 min read

Breach

China's National Supercomputing Center Breached: Inside the 10 Petabyte Military Data Exfiltration Claim

Hackers claim a 10-petabyte breach of China's National Supercomputing Center — here's the technical breakdown of how such an attack could work.

Quantnest Radar team Apr 9, 2026 9 min read

Vulnerability

AI-Powered Cyberattacks Are Reshaping Crypto Security: What $1.4 Billion in Stolen Assets Reveals

AI tools are slashing the skill threshold for crypto exploits, enabling a new wave of sophisticated attacks that stole over $1.4 billion in digital assets last year.

Quantnest Radar team Apr 7, 2026 9 min read

Vulnerability

From Malware to Missiles: The Rise of Drone Hacking and What Cybersecurity Must Do Next

Mikko Hypponen's shift from malware research to drone hacking signals a new frontier in cybersecurity — one that demands urgent attention from SOC teams and defenders worldwide.

Quantnest Radar team Apr 6, 2026 9 min read

Malware

Claude Code Leak Used as Malware Bait: Inside the Supply Chain Threat Targeting Developers

Hackers are bundling malware with leaked Claude AI code, exposing a dangerous new developer-targeted supply chain attack vector.

Quantnest Radar team Apr 5, 2026 9 min read

Breach

European Commission Data Breach: How TeamPCP and ShinyHunters Executed a Two-Stage Attack on EU Infrastructure

CERT-EU attributes the European Commission breach to TeamPCP and ShinyHunters in a two-stage hack-and-leak operation targeting EU infrastructure.

Quantnest Radar team Apr 4, 2026 9 min read

Breach

North Korea's $285M Drift Protocol Exploit: Inside the Largest DeFi Hack of 2026

North Korea's Lazarus Group is suspected in the $285M Drift Protocol hack, the largest DeFi exploit of 2026, wiping out more than half of the platform's total value locked.

Quantnest Radar team Apr 3, 2026 9 min read

Breach

Marquis Fintech Ransomware Attack: How 672,000 Banking Records Were Stolen and What It Means for Financial Sector Security

A 2025 ransomware attack on Texas fintech firm Marquis exposed 672,000 individuals' banking data, including card numbers and personal identifiers.

Quantnest Radar team Apr 2, 2026 9 min read

Campaign

North Korea-Linked Threat Actors Deploy Cross-Platform Malware Targeting Core Online Service Infrastructure

North Korean threat actors have launched a cross-platform malware campaign targeting foundational software infrastructure used by online services across macOS, Windows, and Linux.

Quantnest Radar team Apr 1, 2026 4 min read

Campaign

Iranian Hacking Group Threatens Cyberattacks on U.S. Water Infrastructure Amid Escalating Tensions

Iranian threat actors are threatening to launch cyberattacks against U.S. water supplies in retaliation for strikes on Iranian infrastructure.

Quantnest Radar team Mar 29, 2026 3 min read

Breach

Pro-Iranian Hacker Group Claims Breach of FBI Director Kash Patel's Personal Account

A pro-Iranian hacking group claims to have breached a personal account of FBI Director Kash Patel, leaking photographs and personal documents online.

Quantnest Radar team Mar 28, 2026 3 min read

Vulnerability

Onit Security Raises $11M to Tackle Vulnerability Backlogs After Iranian Cyberattack Exposed Critical Security Gaps

Onit Security launches from stealth with $11M in seed funding to address the critical industry problem of vulnerability backlogs, inspired by a real Iranian cyberattack that exploited a missed patch.

Quantnest Radar team Mar 25, 2026 3 min read

Campaign

Iran-Linked Ransomware Group Strikes U.S. Healthcare Sector in Rapid Cyberattack

An Iran-linked ransomware group locked down systems at a U.S. healthcare organization within hours in a late February 2026 cyberattack, according to Beazley Security.

Quantnest Radar team Mar 25, 2026 3 min read

Malware

NetApp and Elastio Partner to Strengthen Enterprise Ransomware Resilience with Defense-In-Depth Strategy

NetApp and Elastio join forces to offer enterprises a defense-in-depth approach to ransomware protection spanning production storage and recovery data.

Quantnest Radar team Mar 25, 2026 3 min read

Campaign

FBI Warns: Iranian State Hackers Leveraging Telegram in Targeted Malware Campaign

Iranian state-sponsored hackers are exploiting Telegram in malware attacks targeting dissidents and journalists, according to an FBI warning.

Quantnest Radar team Mar 24, 2026 3 min read

Malware

Perseus Android Malware Strain Identified Targeting Devices Globally

A newly identified Android malware strain named Perseus is targeting devices globally, raising serious cybersecurity concerns.

Quantnest Radar team Mar 23, 2026 3 min read

Campaign

Phishing Campaign Abuses Fake Google Security Page to Deploy Browser-Spying Malware

A phishing site disguised as a Google security page installs malware that steals 2FA codes and clipboard content from victims' browsers.

Quantnest Radar team Mar 22, 2026 3 min read

Vulnerability

Solv Protocol Exploit: BitOK Publishes Full Fund Flow Reconstruction

BitOK reconstructed the full attack chain of the Solv Protocol exploit, mapping smart contract vulnerabilities to attacker fund flows.

Quantnest Radar team Mar 21, 2026 4 min read

Breach

Orthodox Jewish News Site Yeshiva World News Breached Amid Iran-Aligned Cyber Threat Warnings

Yeshiva World News was compromised by hackers after US officials warned of Iran-aligned cyber operations targeting Jewish and Israeli-affiliated platforms.

Quantnest Radar team Mar 20, 2026 3 min read

Malware

DarkSword Spyware Campaign Targets Millions of iPhones via Zero-Click Exploit

DarkSword spyware is targeting millions of iPhones through a zero-click exploit that silently compromises devices without any user action.

Quantnest Radar team Mar 19, 2026 3 min read

Vulnerabilities

Google Patches Two Actively Exploited High-Severity Chrome Zero-Days

Google has issued emergency patches for two high-severity zero-day vulnerabilities in the Chrome browser (CVE-2026-3909 and CVE-2026-3910) that are actively being exploited.

Quantnest Radar Mar 18, 2026 3 min read

Cyber Attacks

Europol Dismantles Tycoon 2FA Phishing-as-a-Service Platform

A major Europol-led coalition has taken down Tycoon 2FA, a prolific Phishing-as-a-Service platform responsible for over 64,000 attacks designed to bypass MFA.

Quantnest Radar Mar 17, 2026 4 min read

Cyber Attacks

Major Dutch Telecom Odido Suffers Devastating 6-Million User Data Breach

Dutch telecom provider Odido has suffered a massive data breach, leaking sensitive information including bank details and passport numbers for approximately 6 million customers.

Quantnest Radar Mar 16, 2026 3 min read

Research

CVE-2025-29927: Critical Next.js Middleware Authentication Bypass Actively Exploited in the Wild

CVE-2025-29927 exposes millions of Next.js applications to full authentication bypass via a malicious request header, with active exploitation confirmed in the wild.

Quantnest Radar team Mar 15, 2026 7 min read

Malware

Stryker Medical Devices Targeted by Suspected Iran-Linked Threat Actors

Medical device giant Stryker has confirmed a cyberattack that disrupted its global Microsoft environment, with intelligence sources suspecting an Iran-linked threat group.

Quantnest Radar Mar 14, 2026 5 min read

AI Security

Over 900,000 Users Tricked by Malicious Chromium Extensions Posing as AI Assistants

A coordinated campaign of malicious browser extensions masquerading as AI assistants successfully bypassed store checks to harvest data from nearly 900,000 users.

Quantnest Radar Mar 12, 2026 4 min read

Malware

Axios NPM Library Hijacked in Supply Chain Attack Delivering Remote Access Trojan

The Axios NPM library was hijacked via an account takeover, with malicious versions 1.14.1 and 0.30.4 bundling a remote access trojan targeting all major operating systems.

Quantnest Radar team Apr 1, 2025 3 min read

Campaign

LPG Shortage Lure Used to Deploy Malware in Navi Mumbai Phone-Banking Fraud

Fraudsters impersonating gas utility officials sent malicious WhatsApp links to Navi Mumbai residents, stealing over ₹6 lakh through phone and banking compromise.

Quantnest Radar team Mar 27, 2025 3 min read