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CCSDS SDLS Sequence numbers

CCSDS SDLS protocol incorporates anti-replay protection through the use of sequence numbers. Increased sequence numbers can also permit the detection of unauthorized messages sent to the Resource. [1]

ID: M2004
Version: 1.2
Created: 27 September 2022
Last Modified: 21 April 2023
Space Layer
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Techniques Addressed by Mitigation

Domain ID Name Use
T2008 Direct Attack to Space Communication Links
.006 Record and replay TC/TM or mission specific packets

References

  1. CCSDS. (2022, July). CCSDS RECOMMENDED STANDARD FOR SPACE DATA LINK SECURITY PROTOCOL, CCSDS 355.0-B-2. Retrieved April 19, 2023.