To disable the touchpad, trackpoint or touchscreen of a laptop, use the tool xinput to list the devices currently known to the X window system.
blu@aptenodytes:~$ xinput list
⎡ Virtual core pointer […]
Devices encrypted with luks support more than one passphrase. Here an example with a normal 5MB file. Just replace the “crypt_file.img” with /dev/sdX or whatever device you have encrypted.
user@host:~$ dd if=/dev/urandom bs=5M count=1 of=crypt_file.img
1+0 records in
1+0 records out
5242880 bytes (5.2 MB) copied, 0.507585 s, 10.3 MB/s
sudo cryptsetup luksFormat crypt_file.img
This will overwrite data on crypt_file.img irrevocably.
You might have noticed the beeping sound in recent thinkpads (my friends thinkpad T61 had this and my just bought x301 seems to have this too). That high pitch noise appears when your Thinkpad is idle, as in has “nothing” to do. I noticed it disappear when I moved the mouse for example. That is […]