When the license of Huawei USG6000 product expires, the RBL function will be unavailable, and users can only use the local black and white list to filter junk mail.

• A.False
• B.True

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Which of the following files can be detected by the sandbox? (Multiple choices)

• A.Picture file
• B.WWW documents
• C.Mail
• D.PE file

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Regarding the enhanced mode in HTTP Flood source authentication, which of the following descriptions are correct? Multiple choices

• A.The enhanced mode is superior to the basic mode in terms of user experience.
• B.Enhanced mode supports all HTTP Flood source authentication fields. " WWQQ: 922333
• C.Enhanced mode refers to the authentication method using verification code.
• D.Some bots have a redirection function, or the free proxy used during the attack supports the redirection function, which leads to the failure of the basic mode of defense Effective, enhanced mode can effectively defend.

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For the description of the Anti DDOS system, which of the following options is correct? C

• A.The management center mainly completes the processing of attack events, controls the drainage strategy and cleaning strategy of the cleaning center, and responds to various attack events and attack flows.
  View in categories and generate reports.
• B.The main function of the Green Washing Center is to detect and analyze DDoS attack traffic on the flow from mirroring or splitting, and provide analysis data to The management center makes a judgment.
• C.The firewall can only be used for inspection equipment
• D.The detection center is mainly to pull and clean the attack flow according to the control strategy of the security management center, and re-inject the cleaned normal flow back to the customer.
  User network, send to the real destination.

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Which of the following options is not cyber security threat posed by weak personal security awareness?

• A.Leaking corporate information
• B.Disclosing personal information
• C.Threat internal network
• D.Increase the cost of enterprise network operation and maintenance

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