344 Emerging risks and new challenges
– Regarding information sharing: A common categorization of cyber in-
cidents would help better measuring of the impacts of attacks and better
understanding of their evolution. Furthermore, nancial authorities could
engage bilaterally in Memoranda of Understanding (MOUs) with authori-
ties with whom they share mutual trust.
– Regarding cyber crisis management: Large- scale exercises should be con-
ducted regularly, some guiding key principles drawn from them, while en-
larging their conduct beyond the G7 remit.
11.2.2 Crypto assets
Whereas Bitcoin was launched only in September 2008, at the end of May 2019
there were globally more than 2,000 types of CAs, for a total market capitaliza-
tion of around € ...