Code breakers deciphered 57 encrypted letters sent by Mary, Queen of Scots during her years as a prisoner in England.
Notes on verification
Confirmed by multiple independent, high-quality sources (CNN, PopSci, Live Science) and based on peer-reviewed research published in Cryptologia (2023) by Lasry, Biermann, and Tomokiyo. [cascade flags: aggregator_dropped_primary_exists | tier=silver indep_score=0.875 clusters=2 claim_tier=notable]
Sources
- 117 Fascinating Finds Revealed in 2023 - Smithsonian Magazine (seed:history_and_archaeology)
- https://www.cnn.com/2023/02/07/world/mary-queen-of-scots-lost-letters-scn/index.html (corroboration)
- https://www.popsci.com/science/mary-queen-of-scots-letters-code/ (corroboration)