Related Clues:

• Things broken by Alan Turing
• Systems of signals
• Implements some website design, say
• Creates a routine, e.g
• Builds a program from scratch, say
• Cryptography creations
• Hotel repositories
• Cryptographers' studies
• Does a tech job
• Secure spots
• Systems for transmitting secret messages
• Valuable places?
• Secret writings and fragments from Morocco destroyed
• They're cracked by crooks
• Storage units of a sort