Security – Page 5 – ITFROMZERO

Mastering Nuclei: The ‘Killer’ Tool for Automated Web and Infrastructure Vulnerability Scanning

By admin April 14, 2026

A guide to using Nuclei - the most powerful template-based vulnerability scanner today. Practical tips on installation and automated notification integration for IT pros.

Centos

ClamAV Installation Guide on CentOS Stream 9: Complete Server Malware Protection

By admin April 13, 2026

A detailed guide on installing ClamAV on CentOS Stream 9. Learn how to configure automated malware scanning, resolve SELinux errors, and optimize RAM for low-spec servers.

Development

Refresh Token Rotation: The Ultimate JWT Security Safeguard for Node.js

By admin April 13, 2026

Level up your Node.js security with Refresh Token Rotation. A detailed guide on preventing token abuse while maintaining a seamless user experience.

Security

Trapping SSH Hackers with Cowrie Honeypot: How I Caught Malware and Watched Intrusion Behavior Live

By admin April 12, 2026

Honeypots are a proactive way to trap attackers and study intrusion patterns. This article guides you through installing Cowrie on Linux to simulate SSH services, enabling you to collect malware and replay hacker sessions.

Security

CSP for Nginx & Apache: A Powerful ‘Shield’ Against XSS for Your Website

By admin April 12, 2026

Configuring Content Security Policy (CSP) is a vital step in protecting your website from XSS. Check out this detailed guide for Nginx and Apache to help your site achieve an A+ security rating.

Security

Building an Internal Certificate Authority with step-ca: Say Goodbye to LAN Security Warnings

By admin April 11, 2026

Say goodbye to red security warnings in your LAN. A detailed guide on building an internal Certificate Authority (CA) with step-ca and automating SSL via ACME.

Security

Mastering SOPS for Secret Encryption: Stop API Key Leaks on Git

By admin April 10, 2026

Stop leaking API keys on Git! Here is a detailed guide on using Mozilla SOPS to encrypt secrets in YAML/JSON files with PGP. The ultimate security solution for Devs and DevOps.

Security

Stopping Brute-force: Deploying Authelia as SSO and 2FA for Web Systems

By admin April 6, 2026

Secure your self-hosted web systems with Authelia. A detailed guide on setting up Single Sign-On (SSO) and 2FA to effectively stop brute-force attacks.

Docker

Does Docker ‘Bypass’ UFW? Essential Container Port Security for VPS

By admin April 6, 2026

Why does UFW fail to block Docker ports? Discover 3 practical solutions to resolve Docker firewall bypass issues and protect your VPS from hackers.

Security

REST API Security: Don’t Let Your System Crash Due to Basic Mistakes

By admin April 6, 2026

Don't let your API be a gateway for hackers. Learn how to properly implement JWT, RBAC, and Data Validation to protect your entire system.