Actions required for Ubuntu Server Management

I. Partial security settings for FTP

1. Installing VSFTP

Install vsftp using the Apt-get command

#apt-get Install Vsftpd-y

3. Add FTP Account and directory

Check the position of the nologin first, usually under/usr/sbin/nologin or/sbin/nologin.
Create an account using the following command, which specifies the home directory where/alidata/www/wwwroot is the user pwftp, and you can define your account name and directory yourself:

#useradd-D/alidata/www/wwwroot-s/sbin/nologin pwftp
#passwd pwftp

Modify permissions for the specified directory

#chown-R Pwftp.pwftp/alidata/www/wwwroot

4. Configure Vsftp

Edit the Vsftp configuration file with the following command:

#vi/etc/vsftpd.conf

Change "Anonymous_enable=yes" in the configuration file to "Anonymous_enable=no"
Remove the comment symbol before the following configuration:

Local_enable=yes
Write_enable=yes
Chroot_local_user=yes
Chroot_list_enable=yes
Chroot_list_file=/etc/vsftpd.chroot_list

Save exit

Edit the/etc/vsftpd.chroot_list file, add the FTP account name, save the exit

5. Modify the shell configuration
VI Edit/etc/shells, if there is no/usr/sbin/nologin or/sbin/nologin in the file (depending on the current system configuration) is appended

6. Restart the VSFTP service and test the login

To start the VSFTP service with a command:

#service vsftpd Restart

Then use the Account PWFTP test whether you can login ftp. The directory is/alidata/www/wwwroot.

Ii. between different users

chmod 700 (directory name) you can change it to only your own access. Write a shell

Actions required for Ubuntu Server Management