People sit in front of computers in a room during the inauguration of the international police cooperation centre for the Euro 2016 in Lognes, on June 7, 2016. France has mobilised a huge security detail of 90,000 police and security guards to protect the 10 venues hosting football matches around the country. / AFP PHOTO / BERTRAND GUAYBERTRAND GUAY/AFP/Getty Images

A woman takes pictures by her smartphone at the Red Square in Moscow on June 1, 2016. A phone call interception system and a controversial face recognition app are just two of the new Russian technologies that are rattling the tech industry by pushing the limits of privacy. / AFP PHOTO / VASILY MAXIMOVVASILY MAXIMOV/AFP/Getty Images

This file photo taken on April 17, 2013 shows Clement Meric (C), a student at Paris' prestigious Institute of Political Science (Sciences Po) and a left-wing activist, wearing a bandana over his face as holding a banner reading "Homophobia kills". Some parisians commemorate on June 4 and June 5, 2016 the third anniversary of the death of young far-left activist Clement Meric who died in a fight with skinheads in central Paris in June 5, 2013. / AFP PHOTO / JACQUES DEMARTHONJACQUES DEMARTHON/AFP/Getty Images

This file photo taken on April 17, 2013 shows Clement Meric (C), a student at Paris' prestigious Institute of Political Science (Sciences Po) and a left-wing activist, wearing a bandana over his face as holding a banner reading "Homophobia kills". Some parisians commemorate on June 4 and June 5, 2016 the third anniversary of the death of young far-left activist Clement Meric who died in a fight with skinheads in central Paris in June 5, 2013. / AFP PHOTO / JACQUES DEMARTHONJACQUES DEMARTHON/AFP/Getty Images

BLETCHLEY, ENGLAND - JUNE 03: Valves on the Colossus computer, used during World War II to decypher German code at Block H, Bletchley Park pictured at The National Museum of Computing on June 3, 2016 in Bletchley, England. During World War II British codebreakers helped decypher the German Army's Lorenz cypher using the Colossus computer and Tunny machine at the Government Code and Cypher School's (GC&CS) main codebreaking centre, Bletchley Park. The machines at Bletchley Park's Block H, the world's first purpose-built computer centre, helped gather crucial intelligence for the British military during the war. (Photo by Jack Taylor/Getty Images)

BLETCHLEY, ENGLAND - JUNE 03: Former "Wrens" and Colossus operators at Bletchley Park, (sitting, L-R) Margaret Mortimer, Joanna Chorley, Shirley Wheeldon and Lorna Cockayne listen to Commercial Director at The National Museum of Computing Jacqui Garrad explain some of the processes of the Colossus computer, used for codebreaking during World War II, at The National Museum of Computing on June 3, 2016 in Bletchley, England. During World War II British codebreakers helped decypher the German Army's Lorenz cypher using the Colossus computer and Tunny machine at the Government Code and Cypher School's (GC&CS) main codebreaking centre, Bletchley Park. The machines at Bletchley Park's Block H, the world's first purpose-built computer centre, helped gather crucial intelligence for the British military during the war. (Photo by Jack Taylor/Getty Images)

CAPTION CORRECTION: The ID in image numbers 537925576, 537925074, 537925066, 537922542, 537922502, 537921454 . Please revise caption, we referred to the Wrens as codebreakers, this is incorrect and caption should read Colossus operators We apologize for any inconvenience. BLETCHLEY, ENGLAND - JUNE 03: Former "Wrens" - members of the Women's Royal Naval Service and codebreakers at Bletchley Park, (L-R) Irene Dixon, Lorna Cockayne, Shirley Wheeldon, Joanna Chorley and Margaret Mortimer pictured in front of a Colossus computer at The National Museum of Computing on June 3, 2016 in Bletchley, England. During World War II British codebreakers helped decypher the German Army's Lorenz cypher using the Colossus computer and Tunny machine at the Government Code and Cypher School's (GC&CS) main codebreaking centre, Bletchley Park. The machines at Bletchley Park's Block H, the world's first purpose-built computer centre, helped gather crucial intelligence for the British military during the war. (Photo by Jack Taylor/Getty Images)

BLETCHLEY, ENGLAND - JUNE 03: Former "Wrens" - members of the Women's Royal Naval Service and codebreakers at Bletchley Park, (R-L) Lorna Cockayne, Irene Dixon, Shirley Wheeldon and Margaret Mortimer listen to a talk at The National Museum of Computing on June 3, 2016 in Bletchley, England. During World War II British codebreakers helped decypher the German Army's Lorenz cypher using the Colossus computer and Tunny machine at the Government Code and Cypher School's (GC&CS) main codebreaking centre, Bletchley Park. The machines at Bletchley Park's Block H, the world's first purpose-built computer centre, helped gather crucial intelligence for the British military during the war. (Photo by Jack Taylor/Getty Images)