52°19′48″N 5°49′26″E / 52.33°N 5.824°E / 52.33; 5.824
Hacking At Random 2009, security.nl, 26 August 2009. Archived on 20 July 2023. https://www.security.nl/posting/26031/Hacking+At+Random+2009 ↩
"Home". paasheuvel.nl. http://www.paasheuvel.nl/ ↩
Eliot (July 22, 2008). "Hacking At Random 2009". Hackaday. Hacking At Random 2009 has recently been announced. It's brought to you by the same people who held the outdoor hacking event What The Hack, which we covered in 2005. https://hackaday.com/2008/07/22/hacking-at-random-2009/ ↩
"HAR2009: Hacking at Random". Archived from the original on 2011-07-26. Retrieved 2009-07-15. https://web.archive.org/web/20110726142020/https://har2009.org/program/ ↩
Hackear7.com https://hackear7.com/ ↩