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A Study on Integrated Airworthiness Certification Criteria for Avionics Software Safety and Security

항공소프트웨어 안전과 보안을 위한 통합 감항 인증기준 개발 연구

  • Han, Man-Goon (Department of Aerospace Software Engineering, Hanseo University) ;
  • Park, Tae-Kyou (Department of Aerospace Software Engineering, Hanseo University)
  • Received : 2017.09.27
  • Accepted : 2017.12.04
  • Published : 2018.01.01

Abstract

As the use of software is increasing in aircraft system, an exposure to the threat of safety and security also continues to grow. Although certification criteria for software safety such as DO-178C have already been established, specific certification criteria for software security have not yet been included. Recently DO-326A, DO-356 and DO-355 have been published separately for aircraft and system airworthiness security certification criteria. However, to comply individual certification criteria and procedures, it requires the additional cost and effort. Therefore, this paper proposes the efficient integrated certification criteria saving cost, effort and time by combining the certification criteria for software safety and security.

항공기 시스템에서 소프트웨어의 사용이 증가 추세에 있어 안전 및 보안 위협에 대한 노출이 점차 증대되고 있다. 소프트웨어 안전에 관한 인증기준은 DO-178C가 발표되었으나, 소프트웨어 보안을 위한 인증기준은 포함되어 있지 않다. 한편 최근 항공기 및 시스템 감항 보안 인증기준으로 DO-326A, DO-356 및 DO-355가 별도로 발표되었다. 그러나 안전과 보안의 인증을 위해 각각의 기준과 절차를 준수함으로써 별도의 비용과 노력이 요구되는 실정이다. 따라서 본 논문에서는 안전과 보안을 위한 각각의 인증기준을 하나로 통합하여 비용, 노력 및 시간 등을 감소시킬 수 있는 효율적인 통합인증 방안을 제시하고자 한다.

Keywords

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