XSLT Courses
Udemy Learn XML Crash Course: Discover Essential XML Fundamentals
Udemy XSLT XPATH and XQuery Fundamentals
Udemy Creating an InDesign Booklet Using XML
LinkedIn Learning XML Essential Training
LinkedIn Learning Practical Transformation Using XSLT and XPath (5-hour free preview; 24 hours total)
Udemy XML | Short Course | Step by Step for Beginners
Udemy Offensive XSLT - Nicolas Gregoire - Hack in Paris
Hack in Paris via YouTube Nearly Generic Fuzzing of XML Based Formats
nullcon via YouTube Attacking XML Processing
Hack in Paris via YouTube