Jos Weyers is a world-record holder in the field of lock impressioning, and a mainstay participant at LockSport events around the world. He is also president of TOOOL in the Netherlands and a key figure at the Hack42 hackerspace in Arnhem. Jos is the mastermind behind the beehive42.org initiative. Known to some as the "Dutch Kilt guy," he has been featured in the New York Times and was voted #2 in the category "Hackers and Security" of the 2015 Nerd101 list of VrijNederland.
Matt Burrough is a devoted locksport hobbyist, placing twice in the ShmooCon Lockpick Village competition, second in the 2019 TOOOL US LockFest safe manipulation competition, and getting first-round opens at every TOOOL NL LockCon since 2016. During the day, Matt is a professional red team operator, and is the author of Pentesting Azure Applications (2018, No Starch Press.) He holds a bachelor’s degree in networking, security, and system administration, a master’s degree in computer science, and a variety of industry certifications from GIAC (SANS), Microsoft, and Offensive Security.
Walter Belgers is an honorary member of TOOOL, the Open Organisation of Lockpickers and NLUUG, the Dutch UNIX Users Group. He has worked in IT security for all his life variously as a penetration tester, general hacker, and now security officer at Philips, and holds an M.Sc. in computing science. Belgers also co-invented a microcomputer without a microprocessor.
BandEAtoZ is a GSA-certified safe technician with years of experience opening safes around the world. He regularly publishes articles of interest in the locksmithing magazines Keynotes and Safe and Vault Technology. He is an active member in the Safe & Vault Technicians Association, the National Safeman’s Organization, and numerous professional forums.
Nigel K. Tolley was picking locks and subverting security as a schoolboy, long before he had ever heard of locksport. No, as a locksmith for over 17 years, Tolley has taught thousands to pick locks, including many other locksmiths. He has presented at everything from corporate ice-breaker events to lock meetups. He has also consulted with lock manufacturers and designers, and found many exploits for physical security devices. He is a dedicated maker of many things, especially tools.
