Security+ Guide to Network Security Fundamentals
Language: English
Pages: 656
ISBN: 1111640122
Format: PDF / Kindle (mobi) / ePub
Reflecting the latest developments from the information security field, best-selling Security+ Guide to Network Security Fundamentals, 4e provides the most current coverage available while thoroughly preparing readers for the CompTIA Security+ SY0-301 certification exam. Its comprehensive introduction to practical network and computer security covers all of the the new CompTIA Security+ exam objectives. Cutting-edge coverage of the new edition includes virtualization, mobile devices, and other trends, as well as new topics such as psychological approaches to social engineering attacks, Web application attacks, penetration testing, data loss prevention, cloud computing security, and application programming development security.
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Ways, information security is by its very nature complex. The more complex something becomes, the more difficult it is to understand. A security guard who does not understand how motion detectors interact with infrared trip lights may not know what to do when one system alarm shows an intruder but the other does not. In addition, complex systems allow many opportunities for something to go wrong. In short, complex systems can be a thief’s ally. The same is true with information security. Complex.
Technical security equipment. Within these two broad categories there are four generally recognized security positions. These are summarized in Table 1-7. Title Position in Organization Responsibilities Average Salary Chief Information Security Officer (CISO) Reports directly to the CIO (large organizations may have more layers of management between); other titles “Manager for Security” and “Security Administrator” The assessment, management, and implementation of security $140,000.
Are programs available that can check for a rootkit. However, these programs might not always detect its presence, because the rootkit could hide itself from these detection programs as well. One way to detect a rootkit is to reboot the computer not from the hard drive but instead from clean alternative media, such as a rescue CD-ROM or a dedicated USB flash drive, and then run the rootkit detection program. This may work because a rootkit that is not running cannot hide its presence. Most.
Time while surfing to see if they are known to contain driveby downloads. For many years, network security was synonymous with information security. The basic thinking was that if the perimeter (network) was secure, then the server and desktop systems within that perimeter would likewise be secure. An impenetrable network that resisted all attacks would keep all systems secure. Because of that philosophy, in the area of information security, most attention was directed toward hardening the.
With. The server reads the code and if it recognizes that a message has been tampered with, it does not respond. Using a replay attack, an attacker could capture the message sent from the network device to the server. Later, he could send that original message to the server and the server may respond, thinking it came from the valid device. Now a trusted relationship has been established between the attacker and the server. Because the attacker knows that he will receive a response from the.