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Security researchers have revealed Copy Fail, a serious Linux kernel vulnerability that allows a local attacker to gain root privileges. Specifically, an unprivileged user can write four controlled bytes into the page cache of any readable file and potentially leverage…
The Document Foundation has released LibreOffice 26.2.3, the third maintenance update in the 26.2 series that debuted in early February. It is now available for Windows, macOS, and Linux users. This update delivers a range of fixes in Writer, particularly…
Wireshark, a widely used free and open-source packet analyzer for network troubleshooting, analysis, and protocol development, has released version 4.6.5. The team says this update resolves numerous vulnerabilities, many of which stem from a growing wave of AI-assisted vulnerability reports.…
Setting up Samba file sharing on Ubuntu 26.04 enables seamless file exchange between Linux and Windows systems on your local network. Samba implements the SMB/CIFS protocol, allowing Ubuntu to act as a file server that Windows, macOS, and other Linux…
Introduction If you have been relying on UFW for years, it has probably served you well for basic scenarios. But the moment you need NAT, port forwarding, rate limiting with custom thresholds, or complex chain logic, you quickly hit a…
The SQL Server 2025 Unveiled: The AI-Ready Enterprise Database with Microsoft Fabric Integration by Bob Ward is a forward-looking guide to the next generation of database technology. Written by a key architect behind SQL Server, this book offers deep insights…
If you’re starting your journey into cloud security and Microsoft technologies, the Exam Ref SC-900 Microsoft Security, Compliance, and Identity Fundamentals (2nd Edition) by Yuri Diogenes, Nicholas DiCola, Mark Morowczynski, and Kevin McKinnerney is an essential resource. This official Microsoft…
The CCNA Security 210-260 Official Cert Guide by Omar Santos and John Stuppi is a comprehensive resource designed to prepare candidates for the CCNA Security certification exam. It focuses on essential network security concepts such as threats, VPNs, firewalls, and…
The Cisco Certified Support Technician (CCST) IT Support 100-140 Official Cert Guide by Mark Smith, David Bayne, and John Pickard is a comprehensive resource for individuals beginning their journey in IT support. It covers essential topics such as hardware, networking,…
Recent Fedora Enterprise Linux Next (ELN) meeting notes suggest that Microsoft is exploring the possibility of rebasing Azure Linux on Fedora’s package ecosystem. During the April 21 ELN SIG meeting, contributors discussed enabling Fedora package builds optimized for the x86_64-v3…
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