@book{2693,
	author = {Stewart, James Michael, and Kinsey, Denise, and O'Reilly for Higher Education (Firm),},
	title = {Network Security, Firewalls, and VPNs /},
	publisher = {Jones and Bartlett Learning,},
	year = {[2021].},
	series = {Information systems security and assurance series},
	address = {Burlington, MA :},
	edition = {Third edition.},
	url = {https://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=2643467}
}