Related Clues:
- Things sometimes hidden behind paintings
- Heavy items dropped in cartoons
- Works on programs
- Common Vegas hotel room amenities
- Fixtures behind paintings
- Writes in Java, say
- They might be cracked
- System of letters etc for the purpose of secrecy
- Does some programming
- Writes in C , say
- Burglars' targets
- Writes an app, say
- Cracker boxes?
- Strongboxes commandos lined with iron
- Hotel's hiding places