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How to protect the CVM from security? Many novices are not very clear about this. In order to help you solve this problem, the following editor will explain it in detail. People with this need can come and learn. I hope you can gain something.

Now cloud servers are gradually widely used products for enterprises, among which Ali cloud servers occupy the largest market share. So what preventive measures can be used to effectively improve the degree of security?

Update the system or install patches

No matter what operating system it is, there are loopholes, and it is easier to invade through these vulnerabilities. Therefore, timely updating the system or patching is the most basic requirement in security protection.

Protect account password

In either case, do not easily disclose your password, including telling unrelated people, clicking on unknown links or downloading virus software, otherwise all security measures are furnishings. Second, the password is as complex as possible, do not repeat with other account passwords, and update regularly.

Shut down unused services and ports

During the operation of the CVM, some unused services are also running. For these unneeded services that take up system resources, it will also increase the risk of intrusion. Therefore, services that will not be used for a period of time can be turned off, including ports that do not need to be opened.

Log check

The log will generate reports on a regular basis. We need to check the reports to check whether there is any exception in the system. When there is an exception in the CVM lease, you can check the operation records of the day according to the report to identify the source of the problem.

Regular backup

In order to prevent unexpected system failures or server security measures can not be effective, it is necessary to back up the whole system once a month, especially for the modified data. Secondly, important files can be stored separately on different servers to facilitate recovery in the event of a system crash.

Install firewalls and antivirus software

Firewall is the first line of defense that intruders must cross, which can prohibit access from unknown sites in order to block the communication of intruders. Through the comparison of our own network environment, we can also set the firewall to achieve a better protection effect. Secondly, antivirus software can effectively control the invasion and spread of viruses. Most importantly, antivirus software also needs to be updated in time to ensure that it can identify updated viruses.

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