When users log on to ECS instances through SSH or remote desktop from public Internet, Alibaba Cloud Security Center will monitor the log on behaviors If an IP address uses incorrect password to log on to an ECS instance for too many times, an alert "ECS instance suffers brute force password cracking" will be prompted If you receive this alert, which of the following is the safest way to handle this alert?
A. Update the system user password immediately for the ECS instance, and enable the security group firewall to allow only specified IP addresses to connect to the ECS instance
B. This alert does not matter and can be ignored.
C. Inform all users on the service platform of changing their passwords, and eliminate simple passwords using technical measures
D. Log on immediately to the ECS instance and check the logon logs If no abnormal logon success record is found ignore this alert.
正解:A
質問 2:
The ScheduleKeyDeletion function lets you schedule a time to delete Key Management Service (KMS) keys.
How far in the future can a key deletion event be scheduled?
A. 60 days
B. 30 days
C. 15 days
D. 7 days
正解:C
質問 3:
Alibaba Cloud Anti-DDoS Premium can be used only when the origin site IP address is in Alibaba Cloud.
A. False
B. True
正解:A
質問 4:
Various profit-oriented hacker groups exist on the Internet. They control a large number of server resources and can launch network attacks against a target server at any time Among those, one type of attack is common and destructive, which completely consumes resources of the target server so that normal customers cannot connect to the server Which of the following belongs to this type of attack?
A. DDoS attack
B. Webshell attack
C. XSS attack
D. SQL injection
正解:A
質問 5:
After you install the Alibaba Cloud Security center agent on a non with your Alibaba Cloud account*?
A. The installation verification key generated on the console
B. Your account ID
C. Your AccessKey
D. The user name and password
正解:C
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一叶 -
ACP-Sec1教科書という感じが少なく読みやすさは抜群です。合格しました。
Pass4Testさん、ありがと