most secure linux server distro

This article describes how to forget the password for logging on to mysqlroot on a linux server. Haha, this is much more troublesome than windows, but linux users may be quick. This article shares a solution to forgetting the mysql root logon password on a linux server. Haha

As we all know, Linux does not catch up with Windows popularity and ease of use on desktop applications, but it is precisely because of its seemingly troublesome command-line operations that make it more secure than Windows, which uses a graphical interface for ease of use, This makes Linux a very popular server, espec

after the User-Defined NFS is used, provided that the UID and GID exist in the/etc/passwd of the local machine.(Iii) File PermissionsThe write permission for an object must meet the following requirements:(1) user account, that is, UID-related identity(2) the NFS server allows write permission.(3) The file system does have W Permissions(4) Two commands① Use on the client:Showmount-e IP address or host nameView the mounted directory② Use on the server

while checking the log file, and you are sure that this user does not have an account on this host, you may be attacked. First, you need to lock the account immediately (in the password file or shadow file, add an Ib or other character before the user's password ). If the attacker has been connected to the system, you should immediately disconnect the physical connection between the host and the network. If possible, you need to further check the user's history to see if other users have been i

Tags: important inux Write customer PWD system Info Certified SambaI. Introduction of RSYNCrsync (remote sync) is the next magical data mirroring backup software for UNIX and Unix-like platforms, unlike FTP or other file transfer services that require full backup, and rsync can make differential (incremental) backups based on data changes. This reduces data traffic and increases productivity. You can use it for local data or remote data replication, and rsync can use SSH

ChronydTo ensure that Chrony does synchronize your system time with the time server, you may want to enter the following command two or three times to ensure that the time warp is as close to 0 as possible:# CHRONYC Tracking Synchronizing server time with Chrony Installing and configuring KerberosTo set up the KDC, first install the following package on the client and

Article Title: Linux Server Security Settings disable useless ports. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Currently, many small and medium users are constantly updating

Ext.: http://jiekeyang.blog.51cto.com/11144634/1774473I. System performance Analysis1. The performance of the system refers to the effectiveness, stability and responsiveness of the operating system to complete the task . The complete task of the operating system is related to the system itself, the network topology, the routing device, the routing strategy, the access device and the physical circuit . when the Linux

Description SVN (subversion) runs in two ways: One is based on Apache HTTP, HTTPS Web Access form; There is also a stand-alone server model based on Svnserve. SVN has two different ways of storing data: One is to store the data in the Berkeley DB Database, and the other is to store the data using a normal file FSFS. Since the Berkeley DB approach is likely to lock data in use, it is generally recommended that the FSFS approach be more

The company rented another Linux server and wanted to use Debian, but the management staff of the IDC would not install it, so they had to use rhel5 instead. Zend optimizer is used for the system. I installed v3.3 and the installation process went smoothly. After I restarted Apache, I found that the Zend optimizer module was not loaded, and no records were found in Apache error_log, execute the PHP-V comman

1. system security record filesRecording files in the operating system are important clues for detecting network intrusion. If your system is directly connected to the Internet, you find that many people try to Telnet or FTP your system, you can run "# more/var/log/secure greprefused" to check the system for attacks, so as to take appropriate measures, such as replacing Telnet/rlogin with SSH.Ii. startup and login security1. BIOS SecuritySet the BIOS

key authentication, and finally select the key file. 650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/57/FA/wKioL1SlTXbgYtB9AAFVgVUBcqM656.jpg "title=" 8.png " alt= "Wkiol1sltxbgytb9aafvgvubcqm656.jpg"/>Enter the passphrase for the passphraseyou created earlier, and you can log in to the server. 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/57/FA/wKioL1SlTZyxVjDHAAEtNoRoiBU794.jpg "title=" 9png.png "alt=" Wkiol1sltzyxvjdhaaetno

latter can only be used by anyone with a valid account on the FTP server. 　　 II. Introduction to ProFTPD 　　 Currently, free FTP server software commonly used in UNIX and LINUX is mainly Wu-FTP and ProFTP. Wu-FTP is widely used in many Unix and Linux systems. It is the default FTP