An influential lawmaker in Moscow warned in February that authorities have on their radar dissident-friendly services such as Tor.
Russia has asked for the list, which includes names of 89 EU politicians, not to be made public.
The denial comes just one day after Russian President Vladimir Putin made information on Russian casualties in peacetime a secret.
Corruption allegations have marred Russia’s successful bid to host the event, particularly after the indictment of several FIFA executives this week.
More than 6,000 people have been killed in eastern Ukraine since April 2014 "in spite of successive ceasefires," the U.N. Human Rights Office has said.
The Russian president approved legislation Thursday that made information on peacetime casualties a secret.
A Russian interceptor plane shot down a cruise missile fired by a Russian bomber in a simulated mission in the country's Northwest.
Russian President Vladimir Putin said the arrests were carried out to interfere with Russia's plans to host the 2018 World Cup.
Europe says Russian President Vladimir Putin’s law banning “undesirable” groups is an assault on civil society.
One Ukrainian serviceman was killed and five wounded in clashes between government forces and Russian-backed separatists over the past 24 hours, despite a ceasefire.
The Russian president's rumored girlfriend Alina Kabaeva's dress and demeanor at a recent event sparked renewed pregnancy rumors in Russia.
Russia's media watchdog has written to Google, Twitter and Facebook warning them against violating Russian Internet laws and a spokesman said on Thursday they risk being blocked if they do not comply with the rules.
Eurovision 2015 organizers are preparing to use "anti-booing" technology if the audience heckles Russian contestants.
Western nations have expressed increasing apprehension at Russia’s increased military activity since the Kremlin ordered the annexation of Crimea in March 2014.
Moscow said the two men were not affiliated with the Russian army, although one of them admitted on tape that he was conducting espionage.
The two nations remain divided on the amount of compensation Russia will receive, as well as when the payment will occur.
Ramzan Kadyrov, one of Russia's most powerful figures, voiced his opinion on social media site Instagram.
The Hedgehog-2015 drills involve eight NATO nations, including the United States, United Kingdom, Germany and Poland.
The U.S. secretary of state traveled to Turkey, where NATO ministers also were to discuss instability in Syria and Iraq.
A Russian teen allegedly posted a pro-Nazi message to social media and could face steep consequences.
With a looming Iran nuclear deal deadline, a ceasefire in Ukraine barely holding and Syria in ruins, smiles and handshakes go a long way.
A meeting in Sochi, Russia, between the two officials is the U.S. envoy's first trip to the country since the annexation of Crimea.