Afghanistan, Nov. 1 -- The Trump White House announced new rules restricting reporters' unscheduled access to senior communications offices, citing security concerns and the need for tighter coordination.

The White House has issued new restrictions barring journalists with press credentials from entering the offices of senior communications staff without prior appointments. The directive, confirmed in a memo released Friday, marks a significant tightening of access for members of the Washington press corps.

The National Security Council (NSC) said the measure was designed to "protect sensitive information" and improve coordination between the NSC and the White House communications team. Officials said the move reflects a broader effort to...