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Lock Linux user account with the following command: passwd -l {user-name} For unlocking the account use: passwd -u {user-name} -l : This option disables an account by changing the password to a value, which matches no possible encrypted value. Lock FreeBSD user account with the following command: pw lock {username} (more…)
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What Is Crontab ? A crontab is a simple text file that holds a list of commands that are to be run at specified times. These commands, and their related run times, are controlled by the cron daemon and are executed in the system’s background. More information can be found by viewing the crontab’s man page. We will run through a simple crontab example later. How Does It Work ? The system maintains a crontab for each user on the system. In order to edit or create a crontab, you must use the text editor that is specified by your system. The vi text editor is the default text editor on a Mandrake 10.0 Official system. This text editor must be opened with the command crontab using the -e option. To create a crontab open a term and type: crontab -e The vi text editor will open with a blank window
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Despite the advancements in interoperability between file systems, and the availability of file sharing services nowadays, hosting your own FTP server still offers advantages. FTP is easy to set up and use, and any files transferred via FTP stay securely within your network. With ProFTPD server, you can allow users to share files, and even allow people outside the corporate firewall to send files to you, easily and securely. As an FTP server, ProFTPD offers several advantages. For starters it’s controlled by a single configuration file. If you have configured an Apache web server (and what admin hasn’t) you’ll be at home with ProFTPD’s configuration file. It’s also lightweight and modular, meaning you can add extensions to it, for example to encrypt file transfers, or hook it up with a directory server. The server is available in the official software repositories of all major distributions,
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