By John R. Vacca
Network and method defense presents concentrated insurance of community and method safeguard applied sciences. Explores useful options to quite a lot of community and structures safety concerns. Chapters are authored via top specialists within the box and deal with the speedy and long-term demanding situations within the authors' respective components of craftsmanship. assurance contains development a safe association; cryptography; process intrusion; UNIX and Linux safeguard; web safeguard, intranet safeguard; LAN defense; instant community safety; mobile community safeguard, RFID safeguard, and extra.
* Chapters contributed by way of leaders within the box protecting foundational and sensible features of method and community defense, offering a brand new point of technical services no longer came upon elsewhere.
* finished and up-to-date insurance of the topic region permits the reader to place present applied sciences to work
* provides equipment of study and challenge fixing innovations, bettering the reader's snatch of the cloth and talent to enforce useful solutions
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When useful Unix safety used to be first released greater than a decade in the past, it turned an fast vintage. full of information regarding host protection, it kept many a Unix approach administrator from catastrophe. the second one variation additional much-needed web safeguard assurance and doubled the scale of the unique quantity. The 3rd variation is a complete replace of this highly regarded booklet - a significant other for the Unix/Linux method administrator who must safe his or her organization's process, networks, and internet presence in an more and more adverse world.
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Additional info for Network and System Security
Accept the risk. When the cost to remove the risk is greater than the risk itself, an organization will often decide to simply accept the risk. This is a viable option as long as the organization has spent the time required to evaluate the risk. Transfer the risk. Organizations with limited staff or other resources could decide to transfer the risk. One method of transferring the risk is to purchase specialized insurance targeted at a specific risk. Mitigate the risk. Most organizations mitigate risk by applying the appropriate resources to minimize the risks posed to their network.
One of the current trends in security is to add whole disk encryption to laptop computers. Although this is a highly recommended security process, it adds a second login step before a computer user can actually start working. Even if the step adds only one minute to the login process, over the course of a year this adds up to four hours of lost productivity. Some would argue that this lost productivity is balanced by the added level of security. But across a large organization, this lost productivity could prove significant.
As the Internet expanded in its reach across national boundaries and as the number of users increased, potential risk to the network grew exponentially. Over the past 10 years, ecommerce-related activities such as online shopping, banking, stock trading, and social networking have permeated extensively, creating a xxxii Introduction dilemma for both service providers and their potential clients, as to who is a trusted service provider and a trusted client on the network. Of course, this being a daunting task for security professionals, they have needed to design security policies appropriate for both the servers and their clients.
Network and System Security by John R. Vacca