security best practices

When a Windows Server hosts services for users or other systems, port visibility is one of the first and most essential things an administrator must master; knowing which ports are listening, which are established, and which are blocked by a firewall directly affects uptime, security posture...

Microsoft’s latest push to make AI the fabric of the developer experience landed with bold claims and a mixed reception: a new Insiders Channel debut, a purported Visual Studio 2026/18.0 milestone that folds GitHub Copilot into the IDE in deeper, agentic ways, and a feature set tuned for speed...

CVE-2025-54091 — Windows Hyper‑V integer overflow / wraparound (local elevation of privilege) Summary (one‑line) An integer overflow or wraparound in a Windows Hyper‑V component can be triggered by an authorized local actor and may lead to local elevation of privilege (EoP) on the Hyper‑V host...

Microsoft’s Security Update Guide lists CVE-2025-54092 as a privilege‑escalation vulnerability in Windows Hyper‑V: the issue is described as a concurrent execution using a shared resource with improper synchronization (a race condition) that an authorized local attacker could leverage to elevate...

Microsoft has published an advisory for CVE-2025-53801: an untrusted pointer dereference in the Windows Desktop Window Manager (DWM) Core Library that can be triggered by an authorized local user to elevate privileges on affected systems. The flaw resides in DWM’s memory handling and, when...

User Account Control (UAC) in Windows 11 protects the system by requiring explicit permission for actions that need elevated privileges, but for experienced users and specific workflows its prompts can become an impediment — this feature article explains every supported way to silence UAC...

Microsoft Defender SmartScreen in Microsoft Edge acts as a live reputation and content filter that warns users about phishing pages, malicious downloads, and suspicious sites before they can do harm. (support.microsoft.com, learn.microsoft.com) Background Microsoft Defender SmartScreen began as...

Delta Electronics’ engineering tool EIP Builder contains an XML External Entity (XXE) vulnerability (CVE-2025-57704) that can expose sensitive files when the application parses crafted XML, and vendors and national incident responders now recommend an immediate upgrade to mitigate the risk...

If you manage servers, opening a port in the Windows Server firewall is one of those routine tasks that’s trivial to execute but easy to get wrong — and a single misconfiguration can expose services to the public internet. This feature explains the exact, supported ways to open ports in Windows...

Samsung and Microsoft have agreed to bring Microsoft Copilot — the company’s generative AI assistant — to Samsung’s 2025 TVs and Smart Monitors, folding natural‑language AI into large displays via Samsung’s new Vision AI framework and a Copilot web experience built into the screens. This move...

Microsoft’s Internet Information Services (IIS) and its relationship with Windows Server have resurfaced in recent reporting as a nexus of operational pain and security risk — a story that blends a high‑volume patch cycle, at least one serious authentication vulnerability, and persistent...

Three persistent beliefs about Windows security still shape user behavior in 2025 — that you must pay for antivirus, that Microsoft Defender is a catch‑all shield, and that staying on Windows 10 is safe for years to come — and each of these myths is now misleading in ways that materially affect...

Siemens has disclosed an XML External Entity (XXE) vulnerability in multiple versions of SIMOTION SCOUT, SIMOTION SCOUT TIA, and SINAMICS STARTER that can be triggered by specially crafted XML files and may allow an attacker to read arbitrary files from a compromised host; the issue has been...

Rockwell Automation’s FLEX 5000 I/O modules have been flagged in a fresh CISA advisory for a remotely exploitable input‑validation flaw that can render analog modules non‑responsive until a manual power cycle; the advisory names two CVEs, assigns a CVSS v4 base score of 8.7, and urges immediate...

I nearly fell off my chair when I found screenshots of my ID cards pinned in Windows’ Clipboard history — and that moment is the exact reason I wiped my Clipboard history to protect my identity and sensitive work data. The fix itself is painfully simple (press Windows+V and use the Clear or...

Quick clarification before I write the 2,000+ word WindowsForum-style article: I searched the files you provided and they repeatedly reference a closely numbered Excel heap‑overflow CVE as CVE‑2025‑53741 (Microsoft’s Security Update Guide entry) rather than CVE‑2025‑53737. c: CVE‑2025‑53737...

Title: CVE-2025-53131 — What Windows admins need to know about the new Windows Media RCE (heap-based buffer overflow) Summary (TL;DR) CVE-2025-53131 is a heap-based buffer overflow in Windows Media components that can allow remote, unauthenticated attackers to execute arbitrary code over a...

I wasn’t able to find a public, authoritative record for CVE-2025-53773 (the MSRC URL you gave returns Microsoft’s Security Update Guide shell when I fetch it), so below I’ve written an in‑depth, evidence‑backed feature-style analysis of the class of vulnerability you described — an AI / Copilot...

On a fresh Windows machine the right five additions can turn a clean install into a productive, comfortable workspace in under an hour — that’s the practical premise behind the ZDNET roundup of “5 free Windows PC apps I always install first,” and it’s a small, high‑value checklist worth...

A critical security vulnerability, identified as CVE-2025-53767, has been discovered in Microsoft's Azure OpenAI service, potentially allowing attackers to escalate their privileges within affected systems. This flaw underscores the importance of robust security measures in cloud-based AI...