olemus
puhvermälu vaheserveris, veebilehtede lokaalseks salvestuseks,
et kiirendada nende võttu
= a type of server cache that stores and delivers frequently accessed websites, images and/or objects on the Internet

ülevaateid
http://www.silicon-press.com/briefs/brief.webcaching/brief.pdf

https://www.websense.com/content/support/library/web/v773/wcg_help/proxy2.aspx

https://www2.cs.sfu.ca/~jcliu/Papers/SurveyStreamingCaching.pdf