The global impact of the Ed Snowden revelations, or ‘NSAgate’, is becoming clearer as a major summit hosted by Brazil on Internet governance approaches and US technology providers such as Cisco, Amazon and Microsoft report a discernable effect on their business in some overseas markets. But the long lasting affect is still unclear, not least because confusion reigns both inside the US and outside over what the response to NSAgate should be. The US government has naturally been desperately seeking to limit damage both to the country’s reputation and commercial interests, with the most tangible outcome being publication by the Obama Administration in March 2014 of plans to relinquish the longstanding unilateral US oversight over ICANN (Internet Corporation for Assigned…