CompTIA SY0-201 Security+ Exam Guide phần 8 potx

... to look for any systems accepting connections on port 80 . To match this signature, the IDS must analyze all attempted connections to port 80 and then be able to determine which connection attempts ... in the interest of promoting better security for everyone. Information is also gathered through examination and forensic analysis, often after a major incident has already occurred and in...

Ngày tải lên: 10/08/2014, 10:21

... SY0 - 201 Leading the way in IT testing and certification tools, www.testking.com - 58 - Physical Security Physical security is an important topic for businesses dealing with ... 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. O...

Ngày tải lên: 10/08/2014, 10:21

... (demilitarized zone), 89 FTP over SSH (Secure Shell), 59, 1 78 ports, commonly used, 75 remote access, 170, 177-1 78 versions, 1 78 ssh utility, 177-1 78 SSL (Secure Sockets Layer), 185 , 292-293 browser ... (Transport Layer Security), 57- 58, 292-293 questions (practice exams) exam 1, 365- 387 exam 2, 411-437 R RA (registration authority), 152 radio frequency interference (RFI), 35...

Ngày tải lên: 14/08/2014, 18:20

... 3600s and 46 080 00kb, spi= 0x 385 219F(59056543), conn_id=101, keysize=0, flags=0x4 4w0d: IPSEC(create_sa): sa created, (sa) sa_dest= 7.12.1.20, sa_prot= 50, sa_spi= 0x2 381 08A4(5956 589 16), ... confirm that IPSec is being used. 226 Version 1.1c Advanced Security Services spi= 0x2 381 08A4(5956 589 16), conn_id=100, keysize=0,flags=0x4 4w0d: IPSEC(initialize_sas): , (key e...

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 ... Switches 8. Routers 9. Firewalls 10. Wireless 11. Modems 12. Telecom/PBX 13. RAS 14. VPN 15. Intrusion Detection Systems 16. Network Access Control 17. Network Monitoring/Diagnos...

Ngày tải lên: 10/08/2014, 10:21

... testing and certification tools, www.testking.com - 18 - recommendations relating to a policy. The key term in this case is recommendation— guidelines are not mandatory steps. Procedures are the ... financial institutions, for example, require that certain security measures be taken. Other standards may be set by the organization to meet its own security goals. Guidelines are SY0 - 2...

Ngày tải lên: 10/08/2014, 10:21

... does have two longer versions, however. SHA- 384 SHA- 384 is also similar to SHA-1, but it handles larger sets of data. SHA- 384 will accept 21 28 bits of input, which it pads until it has several ... 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 employer...

Ngày tải lên: 10/08/2014, 10:21

... 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’s head, visible only when ... adapted the X.509 standard to the more flexible organization of the Internet, as specified in RFC 3 280 , and is commonly referred to as PKIX for Public Key Infrastructure (X.509). SY0 - 2...

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 ... connected to the Internet may be configured to allow traffic only on port 80 for HTTP and have all other ports blocked, for example. An e-mail server may have only necessary ports for e-mail op...

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