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3) Scanner function 2) Retina recognition technology (1) Restrict visitors from entering a strictly controlled point. Hardware security refers to the protection of computer system hardware safety, including the electrical characteristics of the computer,ccna training book download pdf, anti-electricity and anti-magnetic, and the safety of computer network equipment. It is physically protected from destruction and loss, ensuring its own reliability and providing basic security for the system mechanism. ② The client sends the HE8 command to identify the identity of the sender, and the client sends the MAIL command to the server , hoping to respond with OK to indicate that it is ready to receive. ! Enable both interfaces as 10Mb , half duplex: Figure 5.6 Typical firewall structure static (inside , outside)192.168.50.101 10.0.0.10 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 Just use a simple parameter ($DATA) to see the original ASP program. (4) Obtain super user authority. The DES algorithm is used for mutual authentication and MAC verification of financial transaction data packets . However, unlike link encryption, node encryption does not allow messages to exist in plaintext on network nodes. It decrypts the received message first, and then uses a different key to encrypt it. This process is performed on the node. In the security module. Figure 8.6 shows the actual result of the cracking. The server certificate of the heart and the client certificate of each online banking user in the browser. With these three certificates, an SSL connection can be established between the browser and the bank's online banking server . In this way, there is a secure encrypted channel between the browser and the bank's online banking server . Certificates can make with each other you communicate verify your identity ( you really are what you claim to that one you ) . Similarly, you can also use certificates partner of communication with you to verify his identity ( he is indeed what he claimed that He ) , and this verification process is automatically completed by the system.

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Latest Cisco CCNA 200-301 Dumps

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