Cyber Briefing Chuck Campbell, a Naval Surface Warfare Center Dahlgren Division cyber engineer, briefs USS Secure and cyber capabilities at the second DOD Lab Day at the Pentagon, May 18, 2017. USS Secure is a multi-enclave test environment that enables the Navy's development, evaluation and testing of cyber security concepts and technologies to defend mission critical systems at sea and ashore. SHARE: Download: Full Size (0.21 MB) Credit: Photo courtesy of Naval Surface Warfare Center Dahlgren Division VIRIN: 170519-N-XI753-005.JPG Photo Gallery