▁do ▁this ▁requires ▁a ▁detailed ▁map ▁of ▁the ▁network . ▁ ▁Jason ▁Eth ier ▁of ▁N ort he astern ▁University , ▁in ▁his ▁study ▁of ▁modern ▁social ▁network ▁analysis , ▁said ▁the ▁following ▁of ▁the ▁S cal able ▁Social ▁Network ▁Analysis ▁Program ▁developed ▁by ▁the ▁Information ▁A war eness ▁Office : ▁ ▁AT & T ▁developed ▁a ▁programming ▁language ▁called ▁" H an cock ", ▁which ▁is ▁able ▁to ▁s ift ▁through ▁enorm ous ▁databases ▁of ▁phone ▁call ▁and ▁Internet ▁traffic ▁records , ▁such ▁as ▁the ▁NS A ▁call ▁database , ▁and ▁extract ▁" comm un ities ▁of ▁interest " — groups ▁of ▁people ▁who ▁call ▁each ▁other ▁regularly , ▁or ▁groups ▁that ▁regularly ▁visit ▁certain ▁sites ▁on ▁the ▁Internet . ▁AT & T ▁originally ▁built ▁the ▁system ▁to ▁develop ▁" mark eting ▁leads ", ▁but ▁the ▁F BI ▁has ▁regularly ▁requested ▁such ▁information ▁from ▁phone ▁companies ▁such ▁as ▁AT & T ▁without ▁a ▁war rant , ▁and , ▁after ▁using ▁the ▁data , ▁stores ▁all ▁information ▁received ▁in ▁its ▁own ▁databases , ▁regardless ▁of ▁whether ▁or ▁not ▁the ▁information ▁was ▁ever ▁useful ▁in ▁an ▁investigation . ▁ ▁Some ▁people ▁believe ▁that ▁the ▁use ▁of ▁social ▁networking ▁sites ▁is ▁a ▁form ▁of ▁" part icip atory ▁surve ill ance ", ▁where ▁users ▁of ▁these ▁sites ▁are ▁essentially ▁performing ▁surve ill ance ▁on ▁themselves , ▁putting ▁detailed ▁personal ▁information ▁on ▁public ▁websites ▁where ▁it ▁can ▁be ▁viewed ▁by ▁corpor ations ▁and ▁govern ments . ▁In ▁ 2 0 0 8 , ▁about ▁ 2