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Use your USB drive to lock you screen

Posted: Sun Feb 03, 2013 2:01 pm
by webfork
This is very unlikely to be portable and no doubt requires Admin rights, but I've been looking for something that could use any spare USB drive you might have to lock a computer:

Password Booster Screen Lock
http://passwordbooster.com/Products/Pro ... nLock.aspx
After you login to your computer, Screen Lock quietly waits for you to insert your Password Booster or USB flash drive. Now, whenever you remove the device from the USB port, your computer login session is immediately locked. Only the device that was used to lock your computer can be used to unlock you computer. This is the locking device.

Re: Use your USB drive to lock you screen

Posted: Wed Feb 06, 2013 4:23 am
by Midas
If you have a bluetooth mobile phone, BTProximity would be even simpler (untested!)...
BTProximity is an application for Windows Vista and Windows 7 that can detect when your bluetooth-enabled phone has come into range, and unlock your computer. When the device moves out of range, the computer is automatically locked. This isn’t a fake lock window, the desktop is actually locked the same as if you pressed Win+L.
Image

http://www.daveamenta.com/products/btproximity/

Re: Use your USB drive to lock you screen

Posted: Wed Feb 06, 2013 4:28 am
by guinness
I used it (or something similar) back 4 years ago for a bit of fun, but because I'm energy efficient I turn off my PC when not in use.

Re: Use your USB drive to lock you screen

Posted: Fri Feb 15, 2013 7:41 pm
by webfork
Midas wrote:If you have a bluetooth mobile phone, BTProximity would be even simpler
Appears to lock just fine when the bluetooth device goes out of range, but didn't unlock when I came back. Tested using an iPhone which may not support the Microsoft broadcom/Widcom software mentioned in the config window.

Additionally, depending on where you are you might just leave the immediate area and the computer will not lock. Some bluetooth devices have remarkable range. So for example in offices where you might be upstairs or 100 feet away that might not be far enough to trigger a lock.

Thanks for posting, Midas.

Re: Use your USB drive to lock you screen

Posted: Tue Sep 02, 2014 5:41 pm
by webfork
Old thread update: another locking program, this one open source (but in beta):
The utility checks constantly the USB drives for the presence of a specific unlock file with encrypted content. If this specific file is found the computer stays unlocked otherwise the computer locks.
To release the system lock user must plug the USB with the file in any USB port.
Alternative the user can enable (or disable) two additional ways to unlock the system such is network messaging or password.

Features
• Automated USB lock and unlock function
• Lock file contents are encrypted
• Password to override lock (can be selected and enabled by user)
• Network command to override lock (can enabled by user)
• USB drive serial number
Home: http://sourceforge.net/projects/usbraptor/
Softpedia: http://www.softpedia.com/get/Security/L ... ptor.shtml

Re: Use your USB drive to lock you screen

Posted: Wed Sep 03, 2014 6:34 am
by Midas
Good find -- although USBRaptor appears to be DotNET dependent (according to the project's page at SF.net)...

Re: Use your USB drive to lock you screen

Posted: Sat Oct 04, 2014 10:43 am
by webfork
There's obviously a lot of these programs, but I dig that this one has a few power saving options included:

KeyLock
http://www.softpedia.com/get/Security/L ... onet.shtml

Re: Use your USB drive to lock you screen

Posted: Mon Jul 18, 2016 4:53 pm
by webfork
Old thread update:
I've been waiting for a solid release to come out but this program that's still putting out "Release Cantidates" is seeing fairly regular activity: http://www.softpedia.com/progChangelog/ ... 46916.html