ISO/TS TECHNICAL SPECIFICATION 15638-4 First edition 2020-02 Intelligent transport systems - Framework for cooperative telematics applications for regulated commercial freight vehicles (TARV) Part 4: System security requirements Systemes intelligents de transport - Cadre pour applications telematiques collaboratives pour vehicules de fret commercial réglementé (TARV) - Partie 4: Exigences des systemes de sécurité Reference number ISO/TS15638-4:2020(E) os1 @ IS0 2020 IS0/TS 15638-4:2020(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2020 - All rights reserved