Crossword Puzzle Security alert

Clue: Security alert

Sitcom security device that often defeated its own purpose (CONEOFSILENCE with 13 letters)
Breach of security (LEAK with 4 letters)
Leo's alert (ROAR with 4 letters)
Security Council function (PEACEKEEPING with 12 letters)
Govt.-issued security (TNOTE with 5 letters)
Actors' alerts (CUES with 4 letters)
Alert electronically (BEEP with 4 letters)
Security guard requests, briefly (IDS with 3 letters)
Security-exchange area (PIT with 3 letters)
Something to open for future security (IRAACCOUNT with 10 letters)