US technology companies including Facebook, Alphabet's Google, Microsoft, and Twitter met with US intelligence agencies on Wednesday to discuss security strategies ahead of the November 2020 election.

The companies' security teams met representatives from the Federal Bureau of Investigation, the Office of the Director of National Intelligence, and the Department of Homeland Security at Facebook's headquarters in Menlo Park.

"The purpose was to build on previous discussions and further strengthen strategic collaboration regarding the security of the 2020 US state, federal, and presidential elections," Nathaniel Gleicher, Facebook's head of cyber-security policy, said in a statement.