email credentials since January but that they had failed to compromiseAttack.Databreachany campaign data . Macron 's party , known as `` En Marche ! '' or `` Onwards '' , said it had been hitAttack.Phishingby at least five advanced "phishing" attacksAttack.Phishingthat involved trying to trickAttack.Phishinga broad number of campaign staff members to click on professionally-looking fake web pages . The latest attacks were confirmed by security firm Trend Micro , whose researchers found links to a cyber espionage group it has dubbed Pawn Storm , the Macron team noted . Other experts link the group , also known as `` Fancy Bear '' or `` APT 28 '' , to Russian military intelligence agency GRU . Russia has denied involvement in attacks on Macron 's campaign . Macron , an independent centrist who has been critical of Russian foreign policy , faces far-right leader Marine Le Pen in France 's presidential runoff on May 7 . Le Pen has taken loans from Russian banks and has called for closer ties with Moscow . `` Emmanuel Macron is the only candidate in the French presidential campaign to be targeted ( in phishing attacksAttack.Phishing) , '' his party said in a statement , adding this was `` no coincidence '' . In mid-February , an En Marche ! official told a news conference the party was enduring `` hundreds if not thousands '' of attacks on its networks , databases and sites from locations inside Russia and asked the French government for assistance . The Macron campaign said on Wednesday it had carried out counter-offensive actions against the fake web sites , which were designed to trickAttack.Phishingcampaign workers into divulging their user credentials . As a further precaution , it also said En Marche ! does not use email to share confidential information .