added to sources.list
Code:
deb     http://deb.torproject.org/torproject.org squeeze main

Input
Code:
gpg --keyserver keys.gnupg.net --recv 886DDD89
Output
Code:
gpg: requesting key 886DDD89 from hkp server keys.gnupg.net
gpg: key 886DDD89: "deb.torproject.org archive signing key" not changed
gpg: Total number processed: 1
gpg:              unchanged: 1

Input
Code:
gpg --export A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 | sudo apt-key add -
Output
Code:
OK

Input
Code:
apt-get update
Output
Code:
Hit http://source.repository.backtrack-linux.org revolution Release.gpg
Ign http://source.repository.backtrack-linux.org/ revolution/main Translation-en_US
Get:1 http://deb.torproject.org squeeze Release.gpg [489B]                     
Ign http://source.repository.backtrack-linux.org/ revolution/microverse Translation-en_US
Ign http://source.repository.backtrack-linux.org/ revolution/non-free Translation-en_US
Ign http://source.repository.backtrack-linux.org/ revolution/testing Translation-en_US
Hit http://source.repository.backtrack-linux.org revolution Release            
Ign http://deb.torproject.org/torproject.org/ squeeze/main Translation-en_US   
Hit http://source.repository.backtrack-linux.org revolution/main Packages      
Hit http://source.repository.backtrack-linux.org revolution/microverse Packages
Hit http://source.repository.backtrack-linux.org revolution/non-free Packages  
Hit http://source.repository.backtrack-linux.org revolution/testing Packages   
Get:2 http://deb.torproject.org squeeze Release [2,227B]                       
Ign http://deb.torproject.org squeeze/main Packages                            
Ign http://deb.torproject.org squeeze/main Packages                            
Get:3 http://deb.torproject.org squeeze/main Packages [3,887B]                 
Hit http://32.repository.backtrack-linux.org revolution Release.gpg            
Ign http://32.repository.backtrack-linux.org/ revolution/main Translation-en_US
Ign http://32.repository.backtrack-linux.org/ revolution/microverse Translation-en_US
Ign http://32.repository.backtrack-linux.org/ revolution/non-free Translation-en_US
Ign http://32.repository.backtrack-linux.org/ revolution/testing Translation-en_US
Hit http://32.repository.backtrack-linux.org revolution Release
Hit http://32.repository.backtrack-linux.org revolution/main Packages       
Hit http://32.repository.backtrack-linux.org revolution/microverse Packages
Hit http://32.repository.backtrack-linux.org revolution/non-free Packages   
Hit http://32.repository.backtrack-linux.org revolution/testing Packages    
Hit http://all.repository.backtrack-linux.org revolution Release.gpg           
Ign http://all.repository.backtrack-linux.org/ revolution/main Translation-en_US
Ign http://all.repository.backtrack-linux.org/ revolution/microverse Translation-en_US
Ign http://all.repository.backtrack-linux.org/ revolution/non-free Translation-en_US
Ign http://all.repository.backtrack-linux.org/ revolution/testing Translation-en_US
Hit http://all.repository.backtrack-linux.org revolution Release               
Hit http://all.repository.backtrack-linux.org revolution/main Packages         
Hit http://all.repository.backtrack-linux.org revolution/microverse Packages   
Hit http://all.repository.backtrack-linux.org revolution/non-free Packages     
Hit http://all.repository.backtrack-linux.org revolution/testing Packages      
Fetched 6,603B in 10s (607B/s)                                                 
Reading package lists... Done

Input
Code:
apt-get install tor tor-geoipdb
[Error] Output
Code:
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
  tor: Depends: libssl0.9.8 (>= 0.9.8m-1) but 0.9.8k-7ubuntu8.6 is to be installed
E: Broken packages

BackTrack 5
GNOME
32-bit
VM (.vdi)

from
https://www.torproject.org/docs/debian.html.en
Option two