Secrecy Sensor

Device detecting lies and concealment.

Core Features

• Vibrates on secrets.
• Used for security.
• Dark Detector.

Artifact Connections

• Half-Blood Prince: Filch uses.
• Argus Filch: User.
• Hogwarts: Entrance check.
• Charms: Likely.
• Harry Potter: Scanned.
• Sneakoscope: Similar.
• Homenum Revelio (reveal)
• Staff: Security.
• War: Heightened security.
• Dolores Umbridge: Era.

Related Elements & Items

• Probity Probe (similar)
• Foe Glass (detector)
• Great Hall (near)
• Half-Blood Prince (book)
• Mrs Norris (Filch's cat)
• Dark Detectors (explanation)
• Specialis Revelio (reveal)
• Squib (Filch)
• Start of Term (event)
• Students (scanned)
• DADA (subject)
• Invisibility Cloak (bypasses?)