Huawei's USG000 product can identify the true type of common files and over-check the content. Even if the file is hidden in a compressed file, or change the extension The name of the exhibition can't escape the fiery eyes of the firewall.

• A.True
• B.False

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When the two-way SSL function is used to decrypt the HTTPS data packet, the value of the reverse proxy series represents the number of times which the data packet can be decrypted.

• A.False
• B.True

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Which of the following options describes the IntelliSense engine IAE incorrectly?

• A.Full English name: intelligent Awareness Engine.
• B.lAE's content security detection functions include application identification and perception, intrusion prevention, and Web application security.
• C.The security detection of the IAE engine is parallel, using a message-based file processing mechanism, which can receive file fragments and perform security checks.
• D.The core of C.IAE is to organically centralize all content security-related detection functions.

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Which of the following is the correct about computer virus?

• A.The computer virus is latent. It may be lurking for a long time. It will only begin to perform sabotage if certain conditions are met.
• B.Patching the system can completely solve the problem of virus intrusion
• C.All computer viruses must be parasitic in files and cannot exist independently
• D.The computer virus is contagious. It can spread through floppy disks and optical disks but it does not spread through the network.

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Why APT attacks are difficult to defend? Part of the reason is that they use zero-day loopholes to attack. This zero-day loopholes usually takes a lot of time to research and analyze and make corresponding defense methods.

• A.False
• B.True

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