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(1) Understand the role of digital signature and CA certification. Agency Service This is the most basic way of hiding. (11) Interference with the printer: intermittent printing, changing characters, etc. 3.4.3 End-to-end encryption 4) Authenticode technology and signature Specify the number of hops to gateway_ip . If we are not sure, just enter 1 . Our WAN administrator can provide this information,new ccna course material, or we can use the traceroute command to get the hop count. If you do not specify a metric , the default is 1 (5) Packet filtering: The device selectively controls and operates data flows ( packets ) entering and leaving the network . It is usually to filter packets from the external network to the internal network. Users can set a series of rules to specify which types of data packets are allowed ( or denied ) to flow into ( or flow out ) the internal network. (1) Firewall technology. A firewall is the internal network and the Internet ( or general extranet ) between the security policy requirements of access control protection, is a kind of system or group of systems protection technology to prevent the immune function, its core is the idea of control over the package filtering technology. Discarded in the city of Troy, let the enemy drag it into the city as a trophy. Soldiers in the Trojan horse crawled out of the Trojan horse when the enemy was celebrating victory at night and relaxed their vigilance, and joined forces outside the city to capture Troy. Described above (5) Enter the city business decentralized code, and write the business decentralized code into the city business master control key fob. The city business master control key fob stores the business decentralized code in ciphertext binary format. 6.2.2 How the virus spreads (2) Enterprise ( server ) credentials (Server ID) : It usually provides credentials for a certain Web server on the Internet, and has Deny Registry security settings of the operating system 2. Theoretical basis of practical training -Introduction to the "Glacier" Trojan Horse Program Morris , 23 years old, was a graduate student studying for a degree at Cornell University. As a security administrator, you need to transform security policies into a security architecture. Hidden communication is also one of the methods often used by Trojan horses. Any Trojan horse must communicate with the attacker after running, or through an instant connection, such as the attacker directly accesses the host planted with the Trojan horse through the client, or through indirect communication. For example, through e-mail, the Trojan sends sensitive information that has penetrated the host to the attacker.

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Latest Cisco CCNA 200-301 Dumps

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