DEF CON Forums - Defensive 5G - Eric Mair, Ryan Ashley A 4.5G/5G test infrastructure using COTS hardware and OS software. https://forum.defcon.org/ In this work we developed a 4.5G/5G network using only commercial off the shelf (COTS) hardware and open-source software to serve as test-infrastructure for studying vulnerabilities in 5G networks. en Sat, 02 May 2026 16:35:32 GMT vBulletin 60 https://forum.defcon.org/images/misc/rss.png DEF CON Forums - Defensive 5G - Eric Mair, Ryan Ashley A 4.5G/5G test infrastructure using COTS hardware and OS software. https://forum.defcon.org/