Download CCNA Security 640-554 official cert guide by Keith Barker PDF

By Keith Barker

CCNA safety 640-554 legitimate Cert advisor provides you with an geared up try education regimen by utilizing confirmed sequence components and strategies. “Do i do know This Already?” quizzes open each one bankruptcy and make it easier to come to a decision how a lot time you must spend on every one part. examination subject lists make referencing effortless. Chapter-ending examination education initiatives assist you drill on key ideas you need to comprehend completely.

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If a threat exists, but proper countermeasures and protections are in place (it is your goal to provide this protection), the potential for the threat to be successful is reduced (thus reducing the overall risk). Countermeasure A countermeasure is a device or process (a safeguard) that is implemented to counteract a potential threat, which thus reduces risk. Classifying Assets One reason to classify an asset is so that you can take specific action, based on policy, with regard to assets in a given class.

Current patches on servers 10. In relation to production networks, which of the following are viable options when dealing with risk? ) a. Ignore it b. Transfer it c. Mitigate it d. Remove it 8 CCNA Security 640-554 Official Cert Guide Foundation Topics Understanding Network and Information Security Basics Security is important, and the lack of it risks financial implications. This section covers some of the concepts, terms, and methodologies used in preparing for and working with secure networks.

More recently, many more attacks and threats revolve around actual theft of information and damage with financial repercussions. Perhaps that is a sign of the economy, maybe it is just an evolution of who is computer literate or incented to be involved. Attackers may also be motivated by government or industrial espionage. Attack Methods Most attackers do not want to be discovered and so they use a variety of techniques to remain in the shadows when attempting to compromise a network, as described in Table 1-4.

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