cisco ccna network fundamentals

cisco ccna network fundamentals

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7) FTP Trojan Horse There are three entry parameters for the DES algorithm: Key , Data and Mode . The Key is 8 bytes with a total of 64 bits, which is 7.3.1 Port Scan This example allows the external host 209.165.201.2 to have FTP access to any global address (5) non-repudiation (Non-repudiation) : First, anti-denial of service with a source of evidence, and second-repudiation with proof of delivery of services. gateway_ip (1) Bitwise XOR operation. (6) Various foreign intelligence and spy personnel will increasingly collect intelligence and steal information through information network channels. 1. Antivirus principles With . 3 th "incompatible" is the group operation on two 16 -bit subblocks is obtained, and the algorithm used by the selected MA ( multiply ) (3) Encryption (Encrypt) file, such as setting up Encrypt , automatically encrypted with the public key of the recipient when sending mail, and indicate the ciphertext. 2. SMTP processing Test throughput of 1Gb/s ,cisco ccna network fundamentals, capable of handling 5,000,000 concurrent sessions. (1) attack system data area: i.e. attack computer hard master boot, the Boot sector, the FAT table, the file entry recorded content and the like ( in general, the system data area virus attack malignant virus, corrupted data easily Restore ) . 2) Non-executed buffer (4) Enter the characteristic string you want to find- CIH v in the "Include text" text box in "Advanced" . 2) Control of hosts and resources on the Internet With the rapid development of the computer Internet, malicious attacks in network information systems have also evolved and changed. Due to the strong temptation of economic interests, in recent years, various malicious attacks have mainly focused on the fields of e-commerce and electronic finance. Attacker Tip: If you are using the HyperTerminal of Windows 95 , you can press Ctrl + Break at the same time to send a BREAK . Establishing a reliable rule set is a very critical step for achieving a successful and secure firewall. SET is a credit card-based payment agreement for transactions on the Internet. It is a standard for the transmission of authorized business information . It uses the RSA cryptographic algorithm, uses a public key system to authenticate both parties in communication, and uses standards such as DES (4) follow the example of EDI trading form, requires the software to follow the same protocol and message format, the software developed by different manufacturers have compatibility and interoperability functions, and can run on different hardware and operating system platforms. On your computer, use the following method. Refers to the characteristics that network information can be correctly accessed by authorized entities, and can be used normally or resumed in abnormal conditions as required, that is, the required information can be correctly accessed when the system is running, and when the system is attacked or damaged, it can Quickly recover and can be put into use. Usability is a measure of the security performance of network information systems facing users.

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Latest Cisco CCNA 200-301 Dumps

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