Indicating / Recording Systems — Unsecured Maintenance Ports
- Published
- Effective
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators of affected Bombardier BD-700-1A10 and BD-700-1A11 aircraft must install the specified locking features within six months of the directive's effective date, January 29, 2025. Installation must follow the procedures in the applicable Bombardier Service Bulletins listed in the directive. Credit is given for installations performed before the effective date per earlier versions of the service bulletins.
Summary
The Canadian Airworthiness Directive CF-2025-03 addresses unsecured maintenance ports on Bombardier Inc. model BD-700-1A10 and BD-700-1A11 aircraft, including Global 5000, Global 5500, Global 6000, and Global 6500 variants. This directive mandates the installation of locking features on network interfaces to prevent unauthorized physical access. It applies to specific serial numbers as identified in Bombardier Service Bulletins.
What changed
CF-2025-03 introduces a new requirement to install locking features on maintenance ports of affected Bombardier aircraft models. This is to secure network interfaces against unapproved physical access. The directive provides compliance instructions referencing specific Bombardier Service Bulletins dated July and August 2022 and 2024.
Why it matters
This directive enhances aircraft cybersecurity and physical security by preventing unauthorized access to critical indicating and recording systems. For operators and maintenance organizations, compliance ensures continued airworthiness and regulatory conformity. It reduces risks associated with potential tampering or cyber threats via unsecured maintenance ports.
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