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By David Vergun DOD News
For decades, the United States has had electromagnetic spectrum superiority over adversaries in all domains. But that superiority can no longer be taken for granted, said a Defense Department official.
China and Russia have invested heavily in ground-, air- and space-based technologies to use spectrum for themselves and deny it to others, Kelly Fletcher, performing the duties of DOD's chief information officer, told attendees of the Association of Old Crows 58th Annual Symposium and Convention in Washington. For instance, China has invested in sensors and jammers, and Russia is modernizing its spectrum-related equipment.
"Our adversaries know how important this technology is to us," she said. "We know we have some vulnerabilities, and our adversaries know about them, and they're going to try to take advantage of them. What really makes me concerned most, frankly, is that there are probably vulnerabilities that we don't know about and that our adversaries are trying to find."
Fletcher said that retaining electromagnetic superiority requires a whole-of-nation approach. That includes: