People of this caliber are avaliable here: https://ctftime.org/ https://ctftime.org/ Here you have a list of decade of performance of experts/top competitors

People of this caliber are avaliable here: https://ctftime.org/ https://ctftime.org/ Here you have a list of decade of performance of experts/top competitors in: security, reverse engineering, crypto, low lvl, malware analysis, OS internals, memory corruption some of them even work at Google Project Zero :)