Security Articles
Browse Security guides, tips, and insights.
CVE-2026-22719: VMware Aria Operations Command Injection Flaw Exposes Enterprise Infrastructure
Broadcom's VMSA-2026-0001 advisory discloses a high-severity unauthenticated command injection vulnerability in VMware Aria Operations, putting enterprise cloud and telecom environments at serious risk.
Read Article →CVE-2026-21385: Qualcomm Android Vulnerability Under Active Exploitation
Google confirms limited targeted exploitation of Qualcomm vulnerability affecting millions of Android devices. Patch available in March 2026 security update.
Read Article →CVE-2025-68461: Roundcube SVG Zero-Day Enables Silent Email Account Takeover - Now in CISA KEV
CISA confirms active exploitation of a high-severity XSS vulnerability in Roundcube Webmail - weaponizable as a one-click account takeover via a malicious email. Patch to 1.6.12 or 1.5.12 immediately.
Read Article →CVE-2021-44228: Log4Shell The Most Critical Java Vulnerability Ever (CVSS 10.0)
Log4Shell is a remote code execution flaw in Apache Log4j that scored a perfect 10.0 CVSS. Here's what it does, who's still affected, and how to fix it.
Read Article →CVE-2026-2749: Critical Path Traversal in Centreon Open Tickets (CVSS 9.9)
Centreon Open Tickets has a path traversal flaw allowing authenticated users to write or delete arbitrary files. Affects monitoring infrastructure globally. Patch immediately.
Read Article →CVE-2026-1731: BeyondTrust Remote Code Execution Actively Exploited (CVSS 9.9)
Critical unauthenticated RCE in BeyondTrust Remote Support and Privileged Remote Access. Attackers actively exploiting. CISA added to KEV. Patch now.
Read Article →What Is a Zero-Day Vulnerability?
Zero-day vulnerabilities are security flaws attackers know about before the software maker does. Here's what makes them dangerous.
Read Article →How to Check if an IP Is Blacklisted?
Learn what IP blacklists are, how they impact email and web deliverability, common causes of listing, and the fastest ways to verify and fix a blacklisted IP.
Read Article →How Open Port Scanning Works
Learn how port scanning detects open services, the most common scan types, what results mean, and how to scan safely using reliable tools.
Read Article →Is Your VPN Really Safe?
You use a VPN to protect your privacy, but how do you know it's actually working? Many users get a false sense of security, assuming that just "turning it on"...
Read Article →How to Use tcpdump with Port Filtering
Learn how to use tcpdump to capture and inspect network traffic, specifically focusing on filtering traffic by port for focused analysis.
Read Article →Understanding DNS Leaks
When you use a VPN, your DNS requests (which translate domain names like google.com into IP addresses) should also go through the encrypted VPN tunnel. If they...
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