GPS As a Key Distribution Platform
ID: e1876087-f2fc-55d9-8110-fbcf3bb7f5f1
STIX ID: report--e1876087-f2fc-55d9-8110-fbcf3bb7f5f1
Feed Name: Schneier on Security
This short report outlines Steven Murdoch's finding that U.S. military GPS satellites broadcasted sentinel signals used to distribute cryptographic keys (OTAD/OTAR) around May 26, 2011; the observed timeline matches declassified documents and implies automated over-the-air rekeying of military GPS receivers rather than manual key distribution.
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