Physical security has been an interest of mine for almost all my life. Apart from being a world champion lock picker, I have taught many the basics of physical security in workshops and lectures. I have also written a best-selling book about lockpicking.
Professionally, I have done assignments involving physical security testing and social engineering, either as a stand-alone assignment or as part of red or purple teaming exercises. One of the assingments involved critical infrastructure.
I have capabilities in the area of mechanical physical security but also electronics (NFC, bluetooth, and so on).
What clients say
"Walter is the best!" (feedback on a physical security training)
Finding Rationality in Technological Nebulosity (FRTN) B.V.
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