In a briefing with reporters on Tuesday, U.S. intelligence officials said Russia is the most active U.S. adversary seeking to influence American politics.

But it falls short on a very key point, says a lawmaker who has been heavily scrutinizing spy agency purchase of commercial bulk data.

The Farm and Food Cybersecurity Act aims to identify vulnerabilities in the sector through an annual exercise and regular threat assessments.

Over-classification, a deluge of data and insufficient human and technological resources all hinder the sharing of threat data.

U.S. intelligence agencies expect election interference to shift from targeting of voting systems to influencing social media.

Cybersecurity officials also issued new guidance on open source software through secure-by-design practices.

The clock is running down on reauthorization of Section 702 of the Foreign Intelligence Surveillance Act set to sunset later this year.

China is stepping up efforts to influence U.S. public opinion, which increasingly resemble Russian operations. 

Inglis's trip reflects Japan's status as an increasingly important ally on cybersecurity, particularly as the administration focuses more on China.

The prospect of an executive order limiting use of spyware within U.S. intelligence unleashes potentially even more debate in Washington.