Assessing Network Security by Kevin Lam, David LeBlanc, Ben Smith

By Kevin Lam, David LeBlanc, Ben Smith

Don’t stay up for an attacker to discover and take advantage of your defense vulnerabilities—take the lead through assessing the country of your network’s safeguard. This publication promises complex community checking out options, together with vulnerability scanning and penetration checking out, from contributors of the Microsoft protection groups. those real-world practitioners offer hands-on assistance on how one can practice protection tests, discover protection vulnerabilities, and follow acceptable countermeasures. The spouse CD beneficial properties time-saving instruments and scripts so that you can use to bare and support right protection vulnerabilities on your personal network.Sharpen and develop your defense overview abilities, together with the way to: observe vulnerabilities and practice penetration exams behavior and correctly document an IT protection audit locate hidden hosts through the use of DNS, WINS, and NetBIOS Sweep your community to investigate community topology, current hosts, and multi-homed platforms ensure the prestige of ICP and UDP ports by utilizing port scanning realize and aid counter universal community threats, together with: battle dialing, warfare using, and Bluetooth assaults Packet and community sniffing IP, e mail, and DNS spoofing Password cracking communique interceptions and alterations IDS and IPS attacker detection avoidance junk mail and different email abuses CD positive aspects: instruments for checking out email, databases, and internet servers Scripts for locating universal details leaks and different power safety concerns entire booklet in PDF layout A notice in regards to the CD or DVDThe print model of this publication ships with a CD or DVD. For these buyers procuring one of many electronic codecs during which this publication is out there, we're happy to provide the CD/DVD content material as a loose obtain through O'Reilly Media's electronic Distribution prone. To obtain this content material, please stopover at O'Reilly's website, look for the identify of this ebook to discover its catalog web page, and click the hyperlink under the canopy snapshot (Examples, significant other content material, or perform Files). be aware that whereas we offer as a lot of the media content material as we're capable through unfastened obtain, we're occasionally constrained by way of licensing regulations. Please direct any questions or issues to booktech@oreilly.com.

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User education can help prevent the human fac­ tor failure mode. Chapter 1 Introduction to Performing Security Assessments 7 The human factor also comes into play as a major failure mode outside of the scope of technology. One of these areas is physical security; the other is social engineering. In terms of physical security, people often leave doors open or unlocked, leave their workstations unattended and unlocked, and leave their laptop computers in the back seat of their cars while they stop at the grocery store.

Vague Security policies that are vague can result in situations in which developers and administrators take the path of least resistance to comply or experience a general state of confusion about compli­ ance. ” The policy does not say who should do the review, what should be done with the results, what is being reviewed against, and so on. The path of least resistance would be a developer reviewing his own code the day before the product releases. Can’t you just hear the developer proclaiming, “Yes!

What would happen if I conducted a penetration test on my organi­ zation’s network without permission? A. You could go to prison. Seriously—don’t do this. Get permission in advance. Q. How do I get management to understand the benefits of security assessments? A. Keep reading. This is discussed later in the book. Q. Why do security assessments have to be performed regularly? A. A security assessment might reveal some scary possibilities, but the real benefit of security assessments to the organization (and to you) is improving security.

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