Russian President Vladimir Putin is closer than ever to getting the internet he wants. In July the Kremlin announced it had chosen VK Co., a government-controlled social networking company, to be Russia’s national messaging service. The result is Max, a sprawling app billed as a way for users to communicate, manage their finances, access government services and even skip the lines at music festivals. On July 16, Putin also ordered the government to develop new restrictions on software and commun...