Intrusion Detection

detecting-port-scanning-with-fail2ban helps configure Fail2ban to detect port scans, SSH brute force attempts, and reconnaissance, then ban suspicious IPs and alert security teams. This skill fits hardening and detecting-port-scanning-with-fail2ban for Security Audit workflows, with practical guidance for logs, jails, filters, and safe tuning.

detecting-attacks-on-scada-systems is a cybersecurity skill for spotting attacks on SCADA and OT/ICS environments. It helps analyze industrial protocol abuse, unauthorized PLC commands, HMI compromise, historian tampering, and denial-of-service, with practical guidance for incident response and detection validation.