Mastering Custom SELinux Policies: A Practical Guide for Linux Users
SELinux (Security-Enhanced Linux) is a powerful security framework that enforces fine-grained access controls on Linux systems. While its default policies offer strong protection, modern administrators often encounter situations where applications…
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Ext4 vs Btrfs vs XFS vs ZFS: A Linux File System Comparison for Beginners
Linux offers a variety of file systems, each with unique strengths. For beginners, comparing Ext4 vs Btrfs vs XFS vs ZFS can be confusing. Do you pick the tried and…
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Getting Started with SELinux on CentOS, Fedora, and Debian: Advanced Guide for Secure Linux
Security-Enhanced Linux (SELinux) is a powerful Linux kernel security module that provides Mandatory Access Control (MAC) for system processes and resources. For advanced Linux administrators, mastering SELinux can significantly harden…
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Anthropic’s Claude-Written Blog: Why It Was Shut Down Weeks After Launch
Anthropic’s Claude-written blog was a short-lived experiment in AI-generated content. In early 2025, the AI startup launched a blog called “Claude Explains”, featuring posts ostensibly written by its AI model…
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Is Airplane Mode During Flights Still Necessary?
Is airplane mode still necessary during flights? For years, airline passengers have heard the familiar instruction to switch their devices to airplane mode. This practice originated out of safety concerns,…
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Future-Proofing Security: How to Create Quantum Safe Cryptographic Ciphers
The need for quantum safe cryptographic ciphers has never been more urgent. With the rapid advancement of quantum computing, traditional encryption methods are under threat. Quantum computers promise breakthroughs in…
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Secure Browsing for All: Setting Up DNS Over TLS with Unbound on OPNsense (and Why Cloudflare’s DNS Blacklists Matter)
DNS is the phone book of the internet, but traditional DNS requests aren’t encrypted, leaving them open to eavesdropping or manipulation. That’s where DNS over TLS (DoT) comes in, encrypting…
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Inside the Ivanti Storm: Understanding the Ongoing Connect Secure Vulnerabilities
Enterprise VPNs are meant to be the gatekeepers of remote access, but when their security is flawed, they can become the very entry point attackers need. The widespread issue of…
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Booking.com phishing campaign – ClickFix Campaign Spoofs Booking.com for Malware Delivery
Phishing attacks keep evolving, and so do the tactics cyber criminals use to trick even the most vigilant users. The recent ClickFix campaign, detailed by Cofense, highlights how attackers are…
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Choosing the Right Encryption Protocols: A 2025 Guide to Staying Secure
With data breaches, ransomware, and surveillance threats at an all time high, choosing secure encryption protocols is more critical than ever. Whether you’re protecting personal data, business communications, or customer…
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