Posted 09 April 2005 - 10:28 AM
Efficient - No...one more step in the boot process
Effective - Yes...protects the BIOS
The bottom line - every password can be defeated given time and resources.
Resetting the board (removing the battery,moving the jumper) will clear
CMOS and the password.
Also most desktop systems have a backdoor feature which allows for
admin access (in case you forget the password).These passwords
are readily available on the net.
Laptops tend to be more secure in this area as there is no backdoor.
Current systems: WHAT OS, BackTrack-raw, PCLinuxOS, Peppermint OS 6, Kali Linux
and a custom Linux From Scratch server hosting a bunch of top secret stuff.