Enumeration Courses

Network Discovery and Enumeration with PowerShell
Pluralsight

Web Application Pentesting
Cyber Mentor via YouTube

Hands-on Penetration Testing Labs 2.0
Udemy

Learn Cyber Security From Scratch: Practical Guide
Udemy

Scanning, Enumeration, and Vulnerabilities
Cybrary

Swift 3 Tutorial
Derek Banas via YouTube

Beginner Web Application Hacking
Cyber Mentor via YouTube

Web App Testing - Enumeration, XSS, and UI Bypassing
Cyber Mentor via YouTube

Web App Testing - Enumeration
Cyber Mentor via YouTube

Zero to Hero Pentesting - Enumeration - Kioptrix & Hack The Box
Cyber Mentor via YouTube