@book{9018,
	author = {Engebretson, Patrick},
	title = {The basics of hacking and penetration testing},
	publisher = {Elsevier},
	year = {2013},
	address = {Amsterdam},
	url = {https://libgen.is/book/index.php?md5=6CE2FF48BC9E0FC29A046B4037C375B7}
}