By Eric Maiwald

Safeguard Smarts for the Self-Guided IT Professional

Defend your community opposed to quite a lot of present and rising threats. Written by means of a qualified info structures protection specialist with greater than twenty years of expertise within the box, Network defense: A Beginner's Guide, 3rd version is absolutely up to date to incorporate the newest and most suitable defense strategies.

You'll know about the 4 easy sorts of assaults, how hackers make the most them, and the way to enforce info protection prone to guard info and structures. Perimeter, tracking, and encryption applied sciences are mentioned intimately. The ebook explains how one can create and set up a good protection coverage, deal with and determine threat, and practice audits. details safeguard most sensible practices and criteria, together with ISO/IEC 27002, are lined during this functional resource.

Network protection: A Beginner's Guide, 3rd variation features:

  • Lingo--Common safeguard phrases outlined in order that you're within the comprehend at the job
  • IMHO--Frank and suitable evaluations in accordance with the author's years of experience
  • Budget Note--Tips for buying safety applied sciences and strategies into your organization's budget
  • In real Practice--Exceptions to the foundations of defense defined in real-world contexts
  • Your Plan--Customizable checklists you should use at the task now
  • Into Action--Tips on how, why, and whilst to use new talents and methods at work

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Additional resources for Network Security: A Beginner's Guide (3rd Edition)

Example text

No intrusion detection or prevention system is foolproof, and neither can replace a good security program or good security practice. They will also not detect legitimate users who may have inappropriate access to information. Intrusion prevention systems that support automatic protection features may be also used to generate additional security problems. Imagine a situation where the system is configured to block access from an attacking address. Then you find that a customer is generating traffic that is falsely identified as an attack.

Indd 15 8/27/12 5:02 PM Secure Beginner’s Guide / Network Security: A Beginner’s Guide, 3rd Edition / Eric Maiwald / 570-7 / Chapter 1 16 Network Security: A Beginner’s Guide As with other strong authentication methods, for biometrics to be effective, access to a system must be attempted through a correct entry path. If an attacker can find a way to circumvent the biometric system, there is no way for the biometric system to assist in the security of the system. Intrusion Detection and Prevention Intrusion detection or prevention systems (also called IDS or IPS) were once touted as the solution to the entire security problem.

Vendors advertise the assurance level but rarely mention the protection profile or the security target. It is important for anyone wanting to purchase an evaluated product to investigate what the product was actually evaluated against. In the end, computer system technology moved too fast for certification programs. New versions of operating systems and hardware were being developed and marketed before an older system could be certified. The Common Criteria still exists and some applications require certified systems, so it does pay to be aware of these criteria.

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