Learning recommendations for beginners?

I just began an investigator role in a computer forensic job. I regularly use GrayKey and Cellebrite amongst other tools in the office. I’m fortunate because my agency is sending me to a TON of training.

However, I wanted to throw out the question and see if anyone had any recommendations for an absolute beginner to help me learn? I’ve started messing around with Python coding on the side but I have very little knowledge of the system, other than …

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