a hacker who uses skills ethically to improve security
хакер, который использует навыки этично для улучшения безопасности (haker, kotoryj ispol'zuet navyki etichno dlya uluchsheniya bezopasnosti)
"White hats help companies identify and fix security flaws."
"Уайт хэтс помогают компаниям выявлять и устранять уязвимости безопасности." (**Uajt hets** pomogayut kompaniyam vyyavlyat' i ustranyat' uязvимости bezopasnosti)
to spend large amounts of money in a hasty or unwise way
to trust your own abilities and decisions
to accept or take responsibility for something
someone or something so good that it’s difficult to replace
to have a strong desire to learn or gain more knowledge
to prepare something for easy execution