Download CCNA Security Exam Cram (Exam IINS 640-553) by Eric Stewart PDF

By Eric Stewart

  during this publication you’ll tips on how to: construct a safe community utilizing protection controls safe community perimeters enforce safe administration and harden routers enforce community safety guidelines utilizing Cisco IOS firewalls comprehend cryptographic companies install IPsec digital deepest networks (VPNs) safe networks with Cisco IOS® IPS guard change infrastructures safe endpoint units, garage zone networks (SANs), and voice networks   WRITTEN through a number one specialist: Eric Stewart is a self-employed community defense contractor who unearths his domestic in Ottawa, Canada. Eric has greater than twenty years of expertise within the info know-how box, the final 12 years focusing totally on Cisco® routers, switches, VPN concentrators, and protection home equipment. the vast majority of Eric’s consulting paintings has been within the implementation of significant defense infrastructure tasks and architectural studies with the Canadian Federal govt. Eric is a professional Cisco teacher instructing Cisco CCNA, CCNP®, and CCSP® curriculum to scholars all through North the USA and the realm.   CD positive aspects MeasureUp perform Questions! This e-book features a CD-ROM that includes: perform checks with whole insurance of CCNA® defense examination subject matters precise factors of right and fallacious solutions a number of examination modes Flash Card layout An digital replica of the ebook ISBN-13: 978-0-7897-3800-4 ISBN-10: 0-7897-3800-7   U.S. $39.99 CAN. $43.99 internet U.K. ?25.99  

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Hardware and Software. Use hardware and software that can mitigate risk to an appropriate level. Physical Controls Physical controls include the following: . Physical Access. Limit physical access to systems to a select few and only those who need it. Environmental. Equipment should be in a controlled environment with regulated temperature, power, and ventilation. 47 Exam Prep Questions Exam Prep Questions 1. Which of the following constitutes the elements in the C-I-A triad? ❍ A. Consolidation, Integration, Authentication ❍ B.

Opportunity. Were the individuals available to commit the crime? Means. Did the individuals have the ability to commit the crime? 26 Chapter 1: Network Insecurity Computer Crime Complications Then there’s the complication of dealing with both gathering evidence and maintaining its integrity. This is not an easy chore, particularly with computers and leads to certain complications: . A virtual world. The virtual nature of computers means evidence is not physical—it cannot be held and touched. Data integrity.

How do you recover compromised data? So many questions! Adding to this complexity is the whole quagmire of the law, law enforcement agencies, and the question of legal and ethical responsibilities in both reporting a breach, as well as whether we may be somehow responsible for the breach because of bad network design and a lack of due diligence. Let’s look at answering these questions in two different contexts: . Incident response . Laws and ethics Incident Response So it’s happened. Someone has hacked into your network and either accessed your confidential data or denied access to your network by authorized users.

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