that file.
A typical Linux installation sets/tmp to mode 1777, which means it has a sticky bit set and can be read, written, and executed by all users. In most cases, this is as secure as it is set, primarily because the/tmp directory is only a directory, not a file system of its own. The/tmp directory depends on/partition, so it must also follow its mount options.
A more
In the actual product service publishing environment, Linux servers generally prohibit the use of remote root account login, only allow the least privileged remote account using SSH login, and then switch accounts to achieve the purpose of Management Server. Let's summarize how to create a secure SSH login account."Operating Environment"Centos,openssh1. Generate the certificate key pair on the client, the g
To establish a secure Linux server, you first need to understand the meaning of the configuration files that are related to the network service and how to configure them securely in the Linux environment. In a Linux system, TCP/IP networks are configured with several text files, and you may need to edit these files to
SSH is a security protocol based on application layer and Transport layer, and SSH protocol can prevent information leakage between computer communication.The SSH protocol commonly used under Linux is SSH command, and SCP command, there is no security key for SSH, SCP. is password-based security authentication, the use of remote commands to enter a password, although this is a secure connection, but also th
A reasonable use of the shell History command logging functionUnder Linux, the History command allows you to view all of the user's historical operations records, while the shell command action record is saved by default in the. bash_history file in the user directory, which allows you to query the execution history of the shell command. Help operations personnel to conduct system audits and troubleshooting, while the server has been hacked, you can a
A reasonable use of the shell History command logging functionUnder Linux, the History command allows you to view all of the user's historical operations records, while the shell command action record is saved by default in the. bash_history file in the user directory, which allows you to query the execution history of the shell command. Help operations personnel to conduct system audits and troubleshooting, while the server has been hacked, you can a
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