Kazakhstan and Georgia are among countries imposing excessive restrictions on how people use the Internet, a new report says, warning that regulations are having a chilling effect on freedom of expression.

“Governing the Internet,” issued Thursday by the 56-nation Organization for Security and Cooperation in Europe, called the online policing “a bitter reminder of the ease with which some regimes — democracies and dictatorships alike — seek to suppress speech that they disapprove of, dislike, or simply fear.”