CyberOpsHub is a professional cybersecurity knowledge hub focused on SOC operations, SIEM engineering, threat intelligence, vulnerability management, incident response, and practical security guidance.
Clear operational content for people who secure networks, investigate alerts, manage cyber risk, and build detection capabilities.
Alert triage, investigation workflows, phishing response, endpoint analysis, and incident handling procedures.
Practical guides for Wazuh, log parsing, custom rules, dashboards, detection logic, and security monitoring.
IOC handling, MISP workflows, enrichment, feed validation, and how to turn intelligence into actionable defense.
Newest cyber news, technical explainers, and practical how-to guides.
A new Russian loader-as-a-service named DOUBLECUP uses ClickFix attacks to hide malicious code in PNG images cached by victims' browsers, ultimately delivering CountLoader to Windows and macOS devices and a new remote access trojan named DeviceManager to Windows systems. [...]
Read Full ArticleFake Xeno Executor installers are infecting unsuspecting Roblox players with malware that provides remote access and steals sensitive information. [...]
Read Full ArticleCybersecurity researchers have discovered a new set of malicious npm packages that target users of Alibaba developer tools with a cross-platform remote access trojan (RAT) as part of a sophisticated, targeted software supply chain attack targeting Chinese-speaking environments. One of the packages in question is "lib-mtop," an unscoped package with the same name as a private Alibaba package
Read Full ArticleMalware running as an ordinary user on a Windows machine can sign into a victim's passkey-protected accounts without a fingerprint, a PIN, or anything at all appearing on the victim's screen. Unit 42 detailed three attack paths against Chrome's Google Password Manager cloud authenticator, which it calls Pass-ta-key, Silver Pass-ta-key and Golden Pass-ta-key; the strongest targets the master key
Read Full ArticleThis week kept coming back to permission. A model crossed a boundary. A wallet trusted bad randomness. Webmail kept an intruder around. Public systems, package feeds, hotel networks, and login flows all gave away more than intended. Some of it was clever. Most of it was just access left lying around: old bugs, exposed gear, poisoned dependencies, weak defaults, and tooling that moved from
Read Full ArticleMany companies are showcasing their products and services this week at the 2026 edition of the Black Hat conference in Las Vegas. The post Black Hat USA 2026 – Summary of Vendor Announcements (Part 1) appeared first on SecurityWeek.
Read Full ArticleThe payments giant says BioCatch’s behavioral and device intelligence will help financial institutions combat account takeovers, scams and other forms of digital fraud. The post Visa to Acquire Fraud Intelligence Firm BioCatch for $2.4 Billion appeared first on SecurityWeek.
Read Full ArticleResearchers from Jesta intercepted and investigated the model, which was attempting to compromise more than 1,200 hosts for proxyjacking and to launch further attacks
Read Full ArticleCVE-2026-13072 is a denial of service vulnerability in MongoDB compute mode. Learn about its impact, affected versions, and mitigation methods.
Read Full ArticleBroadcom has released security updates to fix five vulnerabilities in VMware vCenter, ESX, Workstation, and Fusion, including three critical flaws that allow attackers to bypass authentication, execute arbitrary code, or escape from a virtual machine to the host. [...]
Read Full ArticleGoogle says artificial intelligence is dramatically increasing the number of security vulnerabilities it can find and fix in Chrome, with more than 1,000 security bugs patched across the browser's two most recent releases as it expands its use of AI. [...]
Read Full ArticleThreat actors are impersonating IT support staff in Microsoft Teams calls to gain remote access to corporate devices and deploy Chaos ransomware in attacks targeting North American organizations. [...]
Read Full ArticleDownloadable checklists, templates, scripts, and technical guides.
Phishing investigation, brute-force analysis, malware alert triage, and suspicious login review.
PowerShell, Python, Bash, and API examples for common security operations tasks.
Vendor security, acceptable use, access management, AI usage, and incident response documents.
A complete phase-by-phase response playbook for ransomware incidents — from detection and containment through recovery and post-incident review.
Step-by-step response for phishing reports — triage, containment, investigation, and recovery including credential compromise handling.
Structured response for confirmed or suspected data breaches, including legal and regulatory notification guidance for GDPR, HIPAA, and CCPA.
The standard SOC process for triaging security alerts — 5-step methodology, disposition framework, severity scoring, and SLA targets for L1/L2 analysts.
A practical threat hunting playbook covering hypothesis building, data sources, SIEM query examples, MITRE ATT&CK hunt hypotheses, and documentation templates.
This playbook provides operational guidance for detecting, triaging, investigating, containing, and remediating endpoint communications involving known malicious or suspicious IP addresses (Indicators of Compromise — IOC IPs).
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