Hatfield, Joseph M (June 2019). "Virtuous human hacking: The ethics of social engineering in penetration-testing". Computers & Security83: 354–366. doi:10.1016/j.cose.2019.02.012.
The story of HP pretexting scandal with discussion is available at Davani.„HP Pretexting Scandal by Faraz Davani“ (2011-yil 14-avgust). Qaraldi: 2011-yil 15-avgust.