CompTIA SY0-201 Security+ Exam Guide phần 9 doc

... of its true nature. A good example of a Trojan is Back Orifice (BO), originally created in 199 9 and now offered in several versions. BO can be attached to a number of types of programs. Once ... or game, for example. Once it has been copied and is inside the system, the Trojan will perform its hidden purpose with the user often still unaware of its true nature. A good example of a ....

Ngày tải lên: 10/08/2014, 10:21

... Routers operate by examining each packet, looking at the destination address, and using algorithms and tables to determine where to send the packet next. This process of examining the header ... to detect changes was first developed by Gene Kim and Eugene Spafford at Purdue University in 199 2. The concept became the product Tripwire, which is now available in commercial and open source...

Ngày tải lên: 10/08/2014, 10:21

... make a file called WORK .DOC a read-only file. Which command do you use to accomplish this? A. ATTRIB +R WORK .DOC B. ATTRIB +RO WORK .DOC C. ATTRIB WORK .DOC D. READONLY WORK .DOC 4831xc14.fm Page ... the application you wonder about and print something. For example, open up Microsoft Word, type in some gibberish (or open a real document if you want), and print it out. If you are run...

Ngày tải lên: 10/08/2014, 12:21

... Service Tools”, CERT Incident Note IN -99 -07, CERT Coordination Center, Software Engineering Institute, 199 9. available at: http://www.cert.org/incident_notes/IN -99 -07.html [7] “Topic: TCP SYN Flooding ... Cisco Systems, 199 9. available at: http://www.cisco.com/warp/public/707/4.html [5] “Denial of Service Attacks”, CERT Coordination Center, Software Engineering Institute, 199 7....

Ngày tải lên: 14/08/2014, 18:22

... in IT testing and certification tools, www.testking.com - 1 - CompTIA SY0-201 Security+ Exam Guide Version 2.0 SY0 - 201 Leading the way in IT testing and ... that of the availability of the systems and information when users want them. Since the late 199 0s, much has been published about specific lapses in security that has resulted in the...

Ngày tải lên: 10/08/2014, 10:21

... as the network itself constantly changes, the policies, standards, guidelines, and procedures should be included in living documents that are periodically evaluated and changed as necessary. ... procedures, standards, and guidelines that specify what users and administrators should be doing to maintain the security of the systems and network. Collectively, these documents provide the guid...

Ngày tải lên: 10/08/2014, 10:21

... or Proposed Encryption Cipher, in 199 0, and it was modified to improve its resistance to differential cryptanalysis and its name was changed to IDEA in 199 2. It is a block-mode cipher using ... example, were all of the employee’s rights protected? An actual example pertains to the rights of privacy regarding employees’ e-mail messages. As the number of cases involving employers examini...

Ngày tải lên: 10/08/2014, 10:21

... standard. X.5 09 is a standard of the International Telecommunication Union (www.itu.int). The IETF’s Public-Key Infrastructure (X.5 09) , or PKIX, working group has adapted the X.5 09 standard to ... steganos meaning covered. Invisible ink placed on a document hidden by innocuous text is an example of a steganographic message. Another example is a tattoo placed on the top of a person...

Ngày tải lên: 10/08/2014, 10:21

... organization for individual certificates and for the service of maintaining these certificates. Some examples of public CAs are VeriSign (including GeoTrust and thawte), Entrust, and Go Daddy. One ... precautions and procedures the outsourced CAs provide, and the surrounding legal issues need to be examined before this type of agreement is made....

Ngày tải lên: 10/08/2014, 10:21

... Unguided Media Electromagnetic waves have been transmitted to convey signals literally since the inception of radio. Unguided media is a phrase used to cover all transmission media not guided ... ability to examine the data traffic the host was generating and receiving. Most HIDS focus on the log files or audit trails generated by the local operating system. On UNIX systems, the exam...

Ngày tải lên: 10/08/2014, 10:21