Early last year, Tobias Natterer, a copywriter at the ad agency DDB Berlin, began pondering how to evade Russian censors.
His client, the German arm of nonprofit Reporters Without Borders (RSF), was looking for more effective ways to let Russians get the news their government didn’t want them to see. RSF had been duplicating censored websites and housing them on servers deemed too important for governments to block—a tactic known as collateral freedom. (“If the government tries to shoot down the website,” Natterer explains, “they also have to shoot down their own websites which is why it’s called collateral.”)