I will be the new security testing guy in my company. What to learn first?

Don't know if I am correct here but maybe someone can help.



I am developing test automation software for my company since \~5 years. Mostly C#, C++ and Java/Kotlin for Android Applications. The company needs someone to do the pentesting part of new products and I was willing to say yes because I am always eager to learn new things.



My question is:



What do I have to learn first to accomplish my new task? Does someone here have some …

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