1. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Robert Moskowitz, Verizon Slide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: Technical Decisions for KMP transport Date Submitted: July 17, 2013 Source: Robert Moskowitz, Verizon Address 1000 Bent Creek Blvd, MechanicsBurg, PA, USA Voice:+1 (248) 968-9809, e-mail: rgm@labs.htt-consult.com Re: Key Management over 4e Multipurpose Frames Abstract:Technical decisions for KMP transport Purpose:To refine our understanding of the transport mechism Notice:This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.

2. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Robert Moskowitz, Verizon Slide 2 Technical Decisions for KMP Transport Robert Moskowitz Geneva, CH July 17, 2013

3. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 3 Robert Moskowitz, Verizon Slide 3 Item 1: Address Format SHOULD use long addresses Short address MAY be used to update existing SAs Why? Short addresses may have been defined is a 'secure' manner? Change to MAY or add additional text?

4. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 4 Robert Moskowitz, Verizon March 2013 Slide 4 Item 2: ACK no proof of process The receiver could drop the packet after sending the ACK – eg buffer full ACK is indication of receipt, not processing ACTION: ?

5. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 5 Robert Moskowitz, Verizon Inbound Frame Processing Per Src addr Dup to prior Src Addr, Seq, IE No Yes 1 Chaining flagMulti-purpose Drop Append KMP Start KMP assembly Error 98 2 to 96 Append to list and complete Multi-purpose Complete KMP 98 2 to 95 Error 0 2 to 96

6. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 6 Robert Moskowitz, Verizon March 2013 Slide 6 Item 3: MACFrameCounter Recommended to rekey at 100 < max Recommend a MLME SAP to set a PIB entry for this threshold ACTION: MACRekeyThreshold will be value

7. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 7 Robert Moskowitz, Verizon March 2013 Slide 7 Item 4: KMP documentation format Really not 'technical' but... KMP specific text might be best covered as informative annexes DISCUSS: How to organize KMP specific text

8. doc.: IEEE15-13-0442-00-0009-tg9-technical-decisions Submission July 2013 Slide 8 Robert Moskowitz, Verizon March 2013 Slide 8 Any other ITEMS ???? Open discussion