Alibaba ACP-Sec1 Exam - Topic 2 Question 32 Discussion

Question

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?

Becky · Accepted Answer

D) 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

Becky · Answer

A) This alert does not matter and can be ignored.

Becky · Answer

B) Inform all users on the service platform of changing their passwords, and eliminate simple passwords using technical measures

Becky · Answer

C) Log on immediately to the ECS instance and check the logon logs If no abnormal logon success record is found ignore this alert.