Shulou(Shulou.com)06/02 Report--

Today, I will talk to you about the security measures of CVM, which may not be well understood by many people. In order to make you understand better, the editor has summarized the following contents for you. I hope you can get something from this article.

CVM security protection is an indispensable measure in our daily management. Different protection methods can be taken for different systems.

Windows system security

1.windows hosts install security dogs, cloud locks and other anti-intrusion products.

two。 It is very important to enable the automatic update feature of the CVM system and patch the system regularly.

3. It is recommended to disable unwanted services, such as server, worksation and other services.

4. Uninstall the file sharing function in the network card properties. Disable 445 in the firewall and disable port 137 138 139.

5. Enable TCP/IP filtering, close dangerous ports, and prevent remote scanning, worms, and overflow attacks. For example, port 1433 of mssql database, if remote connection is generally not needed, it is recommended that it be blocked and only local connection is allowed.

6. If used for website services, it is recommended to install the operating system template of the pre-installed website Administration Assistant, which has been securely hardened and is more secure than the pure version. It is strongly recommended to create a new website with a website management assistant. The websites created by this system will be isolated from each other to prevent one website from being invaded and other sites will be affected.

Linux system security

1. If you use php, disable the dangerous functions disable_functions = passthru, exec, system, shell_exec, proc_open, popen in php.ini

two。 Upgrade base openssl-devel curl-devel openssh-server periodically for CVM

3. Internal cloud services try to monitor 127.0.0.1, or you can try to use security software, such as cloud locks.

4. If you have a panel that uses a third party, you should keep an eye on the upgrade.

After reading the above, do you have any further understanding of the security measures of the CVM? If you want to know more knowledge or related content, please follow the industry information channel, thank you for your support.

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