PDB meaning in Governmental ?

The President's Daily Brief (PDB), sometimes referred to as the President's Daily Briefing or the President's Daily Bulletin, is a top-secret document produced and given each morning to the president of the United States, and is also distributed to a small number of top-level US officials who are approved by the president, and includes highly classified intelligence analysis, information about covert operations of the US Central Intelligence Agency (CIA) and reports from the most sensitive US sources or those shared by allied intelligence agencies. At the discretion of the president, the PDB may also be provided to the president-elect of the United States, between election day and inauguration, and to former presidents on request.

The PDB is produced by the director of national intelligence, and involves fusing intelligence from the Central Intelligence Agency, the Defense Intelligence Agency, the National Security Agency (NSA), the Federal Bureau of Investigation (FBI), the Defense Department, Homeland Security and other members of the U.S. Intelligence Community.