Anonymous is rickrolling ISIS as part of its plan to defeat terrorism

The hacktivist collective's war on ISIS is being panned as a failure, but they're never gonna give, never gonna give, give (you) up.

Anonymous are now 'rickrolling' Isis

Islamic State: Anonymous declares 'Troll Isis Day

Anonymous hijack ISIS Twitter feeds with Rick Astley's Never Gonna Give You Up video

Islamic State heads replaced by rubber ducks, courtesy of 4chan

4chan - Wikipedia

Anonymous hijack ISIS Twitter feeds with Rick Astley's Never Gonna Give You Up video

DOJ Takedowns Terrorism Financing with Blockchain Analysis

Subresource Integrity

Analysis: Defeating ISIS Remains Daunting Task - USNI News