Crossword Clue:

Keeper of confidential information

AnswerCrossword Clue
UNDERCOVERAGENTKeeper of confidential information
SWORNTOSECRECYLike a keeper of confidential information
UNDERCOVERAGENTKeeper or leaker of confidential information
KISSANDTELLReveal confidential information
DOPEConfidential information: Slang.
INTHELOOPPrivy to confidential information