Foreign observers have expressed confidence in Kenya's electoral process, despite opposition leader Raila Odinga's claim of massive fraud. <br/><br/>African observers described Tuesday's poll as credible, while former US Secretary of State John Kerry said its integrity remained intact.<br/><br/>The European Union said candidates should accept losing as natural. Mr Odinga alleges that results of the presidential poll have been rigged to give incumbent Uhuru Kenyatta victory. <br/><br/>On Wednesday, he said that the IT system of the Independent Electoral and Boundaries Commission had been hacked and Kenya is witnessing the worst voter theft in its history.