Boris Johnson has said an examination is required into the wellspring of spilled archives on UK-US exchange arrangements posted on Reddit.
Work says the archives show the NHS would be in danger under a post-Brexit economic accord with the US.
On Friday, discussion site Reddit said unredacted records were transferred as “a major aspect of a battle that has been accounted for as starting from Russia”.
It has suspended 61 records that indicated an “example of coordination”.
The administration said it was investigating the issue with assistance from the National Cyber Security Center.
Talking on Saturday, Mr Johnson said “we do need to get to the base” of the break however said he had seen “no proof of any effective obstruction by Russia in any majority rule occasion in this nation”.
What do the spilled papers really state?
UK-US exchange archive release ‘connected to Russia’
The Culture Secretary Nicky Morgan said this all pointed towards outside inclusion: “I comprehend based on what was being put on that site, the individuals who appear to think about these things state that it appears to have every one of the signs of some type of obstruction.”
Work’s shadow transport secretary Andy McDonald repeated his call for Mr Johnson to discharge a knowledge report into Russian undercover activities in the UK, which No 10 has been blamed for smothering until after the political race.