IDS/IPS Archives - ITFROMZERO - Share tobe shared!

Installing and Optimizing Suricata on Linux: A Battle-Tested Guide to Deploying IDS/IPS

By IT From Zero October 31, 2026

A battle-tested comparison of Snort, Zeek, and Suricata under heavy traffic. Step-by-step guide to deploying Suricata IDS/IPS on Linux, tuning AF_PACKET ring buffers, and blocking threats in real time.

Security

Installing and Configuring CrowdSec on Linux: A High-Performance Fail2ban Alternative to Block Botnets

By IT From Zero October 30, 2026

Real-world experience replacing Fail2ban with CrowdSec on Linux: mitigating distributed brute-force attacks, installing Security Engine, configuring Firewall Bouncer, and monitoring malicious IPs.

Security

How to Install and Configure Suricata IDS/IPS on Linux: Real-Time Network Traffic Monitoring and Intrusion Prevention

By IT From Zero October 19, 2026

A detailed comparison of passive IDS and inline IPS architectures for Suricata on Linux. Learn how to configure Suricata with NFQUEUE, tune rulesets, and test real-time threat prevention.

Network

A Guide to tcpreplay on Linux: Capture, Modify, and Replay Packets to Test Firewalls and IDS/IPS

By IT From Zero October 14, 2026

A practical guide to using tcpreplay and tcprewrite on Linux to replay pcap files, rewrite packet headers, and benchmark or validate Firewalls, Snort, and Suricata.

Security

Snort 3 Installation Guide on Ubuntu: A Comprehensive IDS/IPS Shield for Your Server

By IT From Zero July 30, 2026

A detailed guide on installing Snort 3 on Ubuntu from source code. Optimize IDS/IPS performance with multi-threaded architecture to protect your server from modern cyber attacks.