CCSP CSI Exam Cram 2 (Exam Cram 642-541) by Annlee Hines

By Annlee Hines

The examination Cram approach to examine specializes in precisely what you must get qualified now.In this publication you will learn the way to:* determine the data resources in a community which has to be secure* realize which threats observe to which community resources* opt for a suitable know-how to mitigate a chance* follow community security in layers* opt for the right defense product to guard the community ingress from the net* DMZ* VPNs* Campus servers* administration community* Branches* safeguard community units from misuse through hackers* pick out substitute defense designs

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Second, not every port is vulnerable, whereas some ports are almost always open and putting the effort where the reward is likely to be found is as typical of a hacker as it is of anyone else. Commonly probed ports are those used for networking, for typically installed services, and for services left operating by default installations of operating systems or applications. The Internet Storm Center is one site that reports on attack statistics. As this is being written, its most commonly probed ports and associated protocols are as follows (this list rarely changes): Part II: Security Foundations 47 48 Part II: Security Foundations • 135 epmap • 1434 ms-sql-m • 137 netbios-ns • 80 www • 445 microsoft-ds • 1433 ms-sql-s • 554 rtsp • 139 netbios-ssn • 21 ftp • 1080 socks The proportion of probes for each of these ports in North America might be different from the proportion on other continents, but the same ports are generally probed everywhere.

A. Before beginning the SAFE implementation. • B. During the planning process, when technologies to implement are being chosen. • C. During the planning process, when the specific hardware and software choices are being budgeted. • D. During the physical installation, when devices are actually placed, with a bit of trial-and-error updating. • E. None of these is correct. A2: Question 3 Answer A is correct. The SAFE Blueprint assumes that management has already chosen how secure it wants the network to be and how easy to use it must be: This is described in the security policy.

This is where we look at what you're protecting those information assets from. Cisco breaks out threats by their origin and by their type. [ Team LiB ] [ Team LiB ] Origin Threats can originate from inside or outside your network. That is actually not always an easy line to draw, though, as we'll see. Internal Threats When the SAFE Blueprint discusses the origin of threats (internal versus external), it repeats the perception that most threats actually originate inside the network instead of penetrating your perimeter from the outside.

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