SAC073 was published on 5 October 2015. All SSAC publications can be found at

Recommendation DescriptionCurrent Phase
Recommendation 1In this Advisory the Security and Stability Advisory Committee (SSAC) addresses the following topics:
- Terminology and definitions relating to DNSSEC key rollover in the root zone;
- Key management in the root zone;
- Motivations for root zone KSK rollover;
- Risks associated with root zone KSK rollover;
- Available mechanisms for root zone KSK rollover;
- Quantifying the risk of failed trust anchor update; and
- DNS response size considerations.