olemus
WWW sisu osa, mida ei indekseeri tavalised otsingumootorid ning mis ei ole seega tavalisele kasutajale kättesaadav; on tunduvalt suurem kui indekseeritav osa (näiteks 2006 a: lehti umbes 40 korda rohkem) ja kasvab kiiremini

ülevaateid
https://resilia.pl/en/blog/what-are-deep-web-dark-web-darknet-differences-contents/
https://danielmiessler.com/study/internet-deep-dark-web/
https://en.wikipedia.org/wiki/Deep_web
https://www.techtarget.com/whatis/definition/deep-Web
http://www.vldb.org/2011/files/slides/tutorials/tutorial3.pdf
https://quod.lib.umich.edu/j/jep/3336451.0007.104/--white-paper-the-deep-web-surfacing-hidden-value?rgn=main;view=fulltext
https://documents.trendmicro.com/assets/wp/wp_below_the_surface.pdf
https://www.cloudwards.net/the-deep-web/

näiteid
http://www.ranker.com/list/creepy-dark-web-stories/jenniferlennon
https://www.ranker.com/list/deep-web-scary-stories/christopher-shultz
https://vpnoverview.com/privacy/anonymous-browsing/dark-web-websites-worth-visiting/
https://www.purevpn.com/blog/best-dark-web-websites/

vt ka
- pimevõrk