ccna book list

ccna book list

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Default mode after login The DES algorithm is used for mutual authentication and MAC verification of financial transaction data packets . Among the above three types of certificates, the first two types are commonly used certificates, and the third type is used for more special occasions. Most certification centers provide the first two types of certificates. It is not common for certification centers to provide various types of certificates. There are two options when setting up address translation (NAT) on the PIX firewall . The internal address can be translated into a specified global address, which is called static address translation. The second option is when the data traverses the PIX firewall, the (5) Prepare a clean system boot disk, copy the commonly used tool software to the floppy disk, and save it. Afterwards, once the system is invaded by a virus, we can use the disk to boot the system, and then perform operations such as checking and anti-virus. (5) Upgrade of Cisco PIX 515 firewall. E-commerce security legislation is a restriction on e-commerce crimes. It uses national machinery to pass security legislation to reflect the national will to fight crime. S04 2. Classification of denial of service attacks The bank public key is used to fill out the payment slip and digital signature. (3 ) Modulo 216+1 multiplication operation, 0 corresponds to 216 . The dual-homed host can only provide security control services by means of proxy services or by allowing users to directly register on the dual-homed host. In addition, this structure requires users to register on the dual-homed host every time, which will make users feel inconvenient. The security structure of the firewall is shown in Figure 5.2 . The applicant requires a connection to the extranet. In the same situation, it is very difficult to achieve this control with a packet filtering system. Of course, to make full use of the many other potential advantages of dual-homed hosts, its development workload is very large. 6) Proxy Trojan Horse Enter enable at the prompt pixfirewall> The American Trusted Computer Security Evaluation Standard (TCSEC) is the first official standard for computer system security evaluation, which has epoch-making significance. TCSEC divides the security of computer systems into 4 levels and 8 levels. And the like are given here only the basic features of the division stage subsequent content to meet the needs of this chapter. Run the anti-virus software in the Windows environment, check the file types, and pay attention to selecting all file types! Then check all partitions to confirm that the virus has been completely removed. Usually the payment system used is indicated on the website, such as SSL , SET , but is this reliable? How can I know exactly whether a certain website supports SET transactions? (6) Information about the name of the certificate user and its public key. There are three types of digital certificates. (4) Capture screen: view the screen of the monitored terminal ( equivalent to executing "control commands" → "capture screen " → " view screen " command in the command console ) . The use of network or computer resources without prior consent is regarded as unauthorized access, such as abnormal use of network equipment and resources, unauthorized expansion of authority or unauthorized access to information, etc. It mainly includes: counterfeiting, identity attacks, illegal users entering the network system to perform illegal operations,ccna book list, and legitimate users performing operations in an unauthorized manner.

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