http://www.cyberciti.biz/tips This is a Linux sys admin journal by Vivek about sys admin work, Linux tips & tricks, hacks, news and more. Fri, 03 Feb 2012 22:45:35 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 http://www.cyberciti.biz/tips/how-do-i-secure-grub-boot-loader.html http://www.cyberciti.biz/tips/how-do-i-secure-grub-boot-loader.html#comments Wed, 19 Oct 2005 01:14:00 +0000 Vivek Gite http://www.cyberciti.biz/tips/how-do-i-secure-grub-boot-loader.html You can set a password for the GRUB bootloader. This prevents users from entering single user mode or changing settings at boot time. When your system is rebooted, grub presents the boot option menu. From this menu one can easily login into a single user mode without the password which might result into compromise system security. For example, anyone can access the data or change the settings. However you can setup a password for grub with password option. This option forces grub to ask for a password before making any changes or entering into single user mode. You need to type p followed by password.]]> http://www.cyberciti.biz/tips/how-do-i-secure-grub-boot-loader.html/feed 5