Alibaba Cloud's CloudMonitor can not only monitor ECS instances in a secure and efficient way, but also monitor HTTP sites of clients' servers in data centers However, in the latter case, Alibaba Cloud does not provide monitor agent so users need to develop their own scripts to collect data
If a user has multiple ECS instances on Alibaba Cloud but has no professional O&M team or is unwilling to put efforts in O&M, the user can activate Alibaba Cloud Security Center which provides security expert services like manual security checking, Trojan removing and hosted service monitoring.
Alibaba Cloud Security Center provides patch management service, where are the patches published from?
Alibaba Cloud ECS instances are common targets of hacker attacks. There are many types of attacks against ECS instances. Which of the following attacks specifically target the operating system of an ECS instance? (Number of correct answers: 3)
Border Gateway Protocol (BGP) is mainly used for interconnection between autonomous systems (AS) on the Internet It. Controlling route transmission and selecting the best route Alibaba Cloud uses a BGP multi-line access mechanism for all its IDCs in China. Which of the followings are advantages of a BGP multi-line IDC? (Number of correct answers 2)
Alibaba Cloud Anti-DDoS Premium can be used only when the origin site IP address is in Alibaba Cloud.
Alibaba Cloud WAF is a security protection product based on Alibaba Group's web security defense experience accumulated over more than a decade By defending against common OWASP attacks, providing patches to fix vulnerabilities, and allowing users to customize protection policies for website services, WAF can successfully safeguard the security and availability of websites and web applications. Which of the following types of security configurations does WAF provide? (Number of correct answers 3)
You have set an alert policy for the disk usage of an ECS instance by using Alibaba Cloud CloudMonitor Each measurement cycle lasts for 5 minutes, during which the average disk usage is measured If the average disk usage exceeds 80% for five consecutive measurement cycles, an alert will be reported After your average disk usage exceeds 80%, how long will it take to receive an alert with the best case scenario?
Which of the following configurations is NOT a feature provided by Alibaba Cloud Web Application Firewall product?
More than one CNAME record is generated for the same domain name when Alibaba Cloud Anti-DDoS Premium Service Instance is purchased for load balancing purpose.