Hybrid Space and Submarine Architecture to Ensure Information Security of Telecommunications (HEIST). - Nicolò Boschetti; Anurag Koyyada; Barrett Downs; William Rosenthal; Nathaniel G. Gordon; Hans Liwång; Alexander Marder; Johan Sigholm; Oskar Frånberg; Jonas Kindgren; Thomas Frisk; Bjarni Már Magnússon; et al. (IEEE Access, 2025)