Cyber Actualité

Leaks

Chainalysis Breach Exposes All Users' Credentials, Forces Shutdown of Key Services

Blockchain analysis firm Chainalysis has revealed that its ongoing investigation into the agentic cyber attack targeting its systems also exposed names, usernames, password hashes and live tokens for all users. "While we investigated, we removed access to Reactor and Data Solutions," the company said. "At this time we continue to have no evidence that any investigations data has been accessed

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10 Security Ratings Services: The 2026 Buyer’s Verdict Guide

Security ratings grade organizations from the outside exposed services, patch cadence, breach signals and the scores now move real money: insurance pricing, vendor tiers, board dashboards. The buyer’s duty is knowing what a score can and can’t see, and this roster needs two honesty notes up front: NormShield is Black Kite’s former name (one company, […] The post 10 Security Ratings Services: The 2

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Hackers Use ARTEX AI to Steal Azure Key Vault Secrets Just 5 Minutes After Finding Exposed GitHub Credentials

Attackers using the ARTEX agentic AI framework to discover exposed GitHub credentials and rapidly compromise cloud environments. In one intrusion, an AI agent progressed from searching GitHub for application secrets to exfiltrating Azure Key Vault data in just five minutes. The activity compresses a familiar attack chain: finding leaked credentials, validating access, mapping resources, and […] Th

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ThreatsDay: Apache OFBiz RCE, DreamHost Breach, DeFi Site Hijacks + 17 More Stories

How much damage can someone do without breaking much? Quite a lot, it seems. A stolen login can open doors across several systems. A trusted setting can be used to lock people out. Even a simple file copy can reach places it shouldn't. And while new tools are helping find security holes faster, some important systems are still taking months, sometimes over a year, to get patched. Not exactly a

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5 Active Cyber Threats That Put US Enterprises at Risk in October 2026

October 2026 brought another wave of cyber threats targeting US businesses, with attackers exploiting trusted platforms, legitimate authentication processes, and everyday business workflows. For enterprises, these campaigns raise the stakes beyond individual security incidents, increasing the risk of financial losses, data breaches, and costly operational disruption. Below, we examine five

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Chainstack Reports Production Systems Breach Exposing Customer Data and Password Hashes

Blockchain infrastructure provider Chainstack on Tuesday disclosed that it was targeted in a cyber attack that allowed an unauthorized party to gain access to some parts of its infrastructure. The incident is assessed to be part of a large-scale, artificial intelligence (AI)-powered attack campaign that came to light last week. "An external attacker gained unauthorized access to part of

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Binance Reveals How Fake Job Interviews and AI Tool Abuse Led to $6.43 Billion Theft

Binance on Tuesday said the record-setting theft of $6.43 billion in assets from the world's largest cryptocurrency exchange was the culmination of a "sophisticated, multi-stage campaign" that involved the use of a tampered Homebrew installation and recruitment-themed social engineering attack targeting two of its engineers. "It was not a single isolated breach or a simple phishing incident,"

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Google Warns LLMjacking Attacks Are Costing Some Enterprises Up to $1 Million in Cloud Charges

Google on Monday warned that threat actors are hijacking enterprise access to Large Language Models (LLMs) to fraudulently leverage expensive computing resources and AI services. The tactic is called LLMjacking, a form of resource hijacking adapted for the LLM era, where an attacker obtains an API key through phishing, source code leaks, misconfigured environments, or exposed client-side code

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The 4 Elements of Exposure Prioritization and How to Operationalize Them

Your team is remediating more vulnerabilities than ever, yet your breach risk has barely changed. You’re spending too much time and effort on exposures attackers may never exploit, while higher-risk exposures sit, waiting in the queue. Gartner®’s report on exposure prioritization states that fewer than 10% of vulnerabilities are exploited, yet most are treated as urgent. The report also argues

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