Diplomacy and security in the Tudor period relied on intelligence gathering and saw the construction of spy networks and the development of code techniques
The defeat of the Spanish Armada depended in part on the information provided by spies across Europe with secret information encoded in innocent looking documents
Several traitorous plots were uncovered during Elizabeth's reign due to the domestic spy network and skill in breaking codes.
We have gathered together a number of documents relating to Elizabethan spies and developed some exercises for classes in encoding and decoding secret messages using a variety of techniques