Tag: security
My Valentine’s Gift Was a Subnet DDoS
How a subnet-rotating DDoS hit digi77.com on 14 February 2026, why CSF alone struggled, and the Bash defence that escalated from IP to subnet blocks.
Automate Cybersecurity News Monitoring with This Bash-Based RSS Feed Tester
A Bash script that tests cybersecurity RSS and Atom feeds with curl, prints the five latest headlines per feed, times each one and logs the results.
Lsyncd Demystified: Automate, Secure, and Scale Your File Transfers
Set up Lsyncd on Debian with one Bash script: a sync user, SSH keys and real-time inotify syncing between master and worker nodes, or a full mesh.
Automate DNS Management with a Bash Script: Complete Guide for Developers
Two Bash scripts that query, create and delete Porkbun DNS records through its API, with random subdomains, multiple IPs and a YAML map of the results.
Streamline Python Development with an All-in-One Bash Script
A Bash script that installs python3-venv, creates and activates a Python virtual environment and installs your pip packages in one step, with notes for 2026.
Effortlessly Secure Your Website with Let’s Encrypt SSL Automation
A Bash script that sets up Apache and a Let’s Encrypt wildcard certificate with Certbot on Debian, and how to make the renewal really automatic.