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#"linux security"

All articles tagged with "linux security"

#"linux security"

The Death of the Perimeter: Architecting Zero-Trust Infrastructure in 2025

Perimeter security is a failed concept. In this guide, we dismantle the 'castle-and-moat' fallacy and deploy a rigorous Zero-Trust architecture using mTLS, WireGuard, and strict identity enforcement on bare-metal KVM. Learn why low-latency hardware is the hidden requirement for encrypted meshes.

Zero-Trust Architecture on Linux: Beyond the Firewall in 2025

Perimeter security is dead. Learn how to implement a true Zero-Trust model on Norwegian VPS infrastructure using WireGuard, nftables, and mTLS to satisfy Datatilsynet and defeat lateral movement.

Zero-Trust Infrastructure: Why Your VPN Concentrator is a Single Point of Failure

Perimeter security is dead. Learn how to architect a true Zero-Trust environment using WireGuard mesh networking, mTLS, and SSH Certificate Authorities on Norwegian infrastructure to satisfy Datatilsynet without sacrificing latency.

Container Security is a Lie: Hardening Kubernetes in a Hostile Environment

Default container configurations are a security disaster waiting to happen. We dismantle the myth of isolation, covering immutable infrastructure, eBPF runtime filtering, and why your host kernel choice determines your survival under GDPR pressure.

Zero-Trust Architecture on Bare Metal: Hardening Linux Infrastructure in Post-GDPR Norway

Perimeter security is dead. A battle-hardened guide to implementing mTLS, WireGuard meshes, and SSH Certificate Authorities on Linux servers. Learn why sovereignty matters as much as encryption.

Kill the Perimeter: A Practical Zero-Trust Implementation Guide for Linux Infrastructure

The old 'castle-and-moat' security model is dead. Learn how to implement true Zero-Trust architecture on Linux using WireGuard, nftables, and mTLS to satisfy strict Norwegian compliance standards.

Kill the VPN: Implementing True Zero-Trust Architecture on Linux Infrastructure

The perimeter is dead. Learn how to implement mTLS, WireGuard mesh networking, and strict nftables segmentation to satisfy Datatilsynet and secure your Nordic infrastructure.

Zero-Trust Architecture: Why "Firewall & Forget" is Suicide in 2024

The 'Castle and Moat' security model is dead. Learn how to implement mTLS, WireGuard micro-segmentation, and SSH CAs to build a true Zero-Trust environment on your Norwegian VPS.

Zero-Trust Implementation Guide: Hardening Linux Infrastructure in Post-Perimeter 2024

The perimeter is dead. Learn how to implement a true Zero-Trust model using mTLS, WireGuard, and strict KVM isolation on Norwegian soil. No buzzwords, just config.

Automating GDPR Compliance on Linux: A CTO’s Guide to Infrastructure Security in 2018

It is August 2018. The GDPR grace period is over. Learn how to use Ansible and OpenSCAP to automate compliance on Norwegian VPS infrastructure without breaking the bank.

Kill the VPN: Implementing Zero Trust Architecture on Linux in 2018

The 'Castle and Moat' security model is dead. Learn how to implement Zero Trust principles using Nginx mTLS, IPTables, and KVM isolation to satisfy GDPR and secure your Norwegian infrastructure.

Linux Server Hardening: The 2012 Survival Guide for Norwegian Systems

In an era of increasing automated attacks, default configurations are a death sentence. Here is the battle-tested roadmap to securing your Norwegian VPS, from iptables to SSH keys, strictly adhering to the Personal Data Act.

Lock It Down: The Essential Guide to Hardening Linux Servers in 2012

Don't become a statistic. From configuring iptables to securing SSH keys, this guide covers the mandatory steps to harden your CentOS and Debian servers against modern threats. Featuring specific configurations for Norwegian compliance.

Kill Port 21: The Definitive Guide to SFTP Chrooting on CentOS 6

FTP sends passwords in cleartext. Stop exposing your infrastructure. This guide covers `internal-sftp` configuration, permission lockdowns, and compliance with Norwegian data laws.

FTP is Dead: Securing Your Norwegian Infrastructure with SFTP Chroots

Sending passwords in clear text over Port 21 is professional negligence. Learn how to configure a secure, chrooted SFTP environment on Linux to satisfy Datatilsynet requirements and sleep better at night.

Stop Broadcasting Passwords: Why Your Norway VPS Needs SFTP Now

FTP is a security relic that exposes credentials in plain text. Learn how to implement chrooted SFTP on CentOS 6 and Debian 6 to satisfy Datatilsynet requirements and secure your infrastructure.

Paranoia is a Virtue: The 2011 Guide to Locking Down Your Linux VPS

In an era of LulzSec and automated botnets, default settings are a death sentence. Here is the battle-hardened guide to securing your CentOS and Debian servers, optimized for Norwegian infrastructure standards.

Lock Down Your Linux Box: Essential Server Hardening for 2011

Default installations are dangerous. From securing SSH to configuring iptables and Fail2Ban, here is the battle-tested guide to hardening your Linux VPS against brute-force attacks and exploits.

Fortress Norway: The Definitive Linux Server Hardening Guide (2011 Edition)

Stop relying on 'security through obscurity'. From configuring rigid iptables to navigating Norwegian privacy laws, this guide covers the mandatory steps to secure your VPS against modern botnets and brute-force attacks.

FTP is Dead: Why Smart SysAdmins in Norway are Locking Down Port 21

Sending credentials in cleartext is professional suicide in 2011. We analyze the risks of legacy FTP, demonstrate how to implement a chrooted SFTP environment using OpenSSH, and discuss why Norwegian data privacy laws demand better encryption standards.

Linux Server Hardening: Essential Security Steps for Norwegian Systems (2010 Edition)

Botnets don't sleep. Secure your CentOS and Ubuntu servers with these battle-tested hardening techniques. From iptables to SSH keys, here is how to keep your data safe in compliance with Datatilsynet standards.

Automated Backups or Die Trying: A SysAdmin’s Guide to Data Survival

RAID is not a backup. In this deep dive, we explore scripting robust, automated offsite backups using rsync, mysqldump, and cron to satisfy Datatilsynet requirements and save your sanity.

Centralized Git Server Deployment on Ubuntu 10.04: Secure Team Collaboration in Norway

Ditch Subversion. Learn how to deploy a secure, private Git server using SSH and git-shell on a high-performance VPS. Optimized for Nordic teams requiring low latency and strict data control.

Lock It Down: Essential Linux Server Hardening for Norwegian Enterprises

The default Linux installation is not secure. From locking down SSH to configuring iptables, here is the battle-tested guide to securing your VPS against the rising tide of automated botnets targeting European infrastructure.

VPS vs Shared Hosting: The Architecture of Reliability in 2010

Is your shared host throttling your growth? We analyze the technical chasm between shared environments and Virtual Private Servers, focusing on kernel isolation, I/O contention, and the Norwegian Personal Data Act.

Fortifying the Keep: Essential Linux Server Hardening for Nordic Deployments

A battle-tested guide to locking down RHEL/CentOS and Debian systems in 2010. From accurate iptables chains to kernel tuning against SYN floods, we cover what actually works in the Norwegian threat landscape.

Building a Bulletproof OpenVPN Gateway on CentOS 5: A Guide for Norwegian Sysadmins

Secure your team's communications against sniffing and interception. A battle-hardened guide to deploying OpenVPN 2.1 on Linux, managing PKI with easy-rsa, and configuring iptables for secure routing in the Norwegian hosting landscape.

Lock Down Your Box: The Definitive Guide to Linux Server Hardening (2009 Edition)

Stop script kiddies cold. A battle-hardened guide to securing your CentOS and Debian servers using iptables, SSH keys, and common sense. Written for the paranoid admin.