The Obama administration and U.S. intelligence community have released documents and other evidence that they contend show a high possibility (beyond a reasonable doubt) that hackers tied to the Russian government breached Democratic Party computers in an attempt to influence the outcome of last year’s presidential election. The lack of a smoking gun – absolute certainty – has some experts not entirely convinced that the Russians or their backers did it. At best, the Obama administration’s evidence shows the Kremlin was likely involved in the breaches.”]
Source: https://www.inforisktoday.com/blogs/beyond-reasonable-doubt-assessing-kremlins-role-in-hack-p-2353