Ruby Courses

Ruby Programming for Beginners - Hands-On Crash Course and Interview FAQs
Automation Step by Step via YouTube

Setup OS X development environments
Udemy

CheckPlease - Payload-Agnostic Sandbox Detection
BSidesLV via YouTube

Reversing Web Applications
LASCON via YouTube

A New Framework to Automate MSTG and MASVS in Your CI/CD Pipeline
OWASP Foundation via YouTube

Practical Static Analysis for Continuous Application Security
OWASP Foundation via YouTube

Sinking Your Hooks in Applications
OWASP Foundation via YouTube

Troubleshooting Tips from a Docker Support Engineer
Docker via YouTube

Gradual Typing of Ruby at Scale
Strange Loop Conference via YouTube

Defibrilating Web Security
Hack In The Box Security Conference via YouTube