The AIA Civil Aviation Cybersecurity Subcommittee AIA Cybersecurity Subcommittee has stood up a subgroup to analyze Change Impact Analysis (CIA) processes and to propose how to establish guidance for security Change Impact Analysis that is compatible with all other analyses performed for 14 Part 21.93 “Classification of changes in type design.” The subcommittee has collected guidance for other technical domains and discussed how to use these as a starting point for cybersecurity. This document contains a gap analysis of EASA, FAA, and standards bodies (e.g. RTCA and EUROCAE) alignment on aircraft certification as it pertains to cybersecurity.