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1 vote
1 answer
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How to compute ringct multisignature key images? (Disambiguation of MRL005)

I'm looking at the multisignature scheme provided by MRL005 Section 4.4, and some things are unclear to me. I've attached a picture below of the expression for which I'm seeking some clarification. ...
3 votes
2 answers
180 views

What is the size of the set of spent key images in Monero?

For research purposes, I want to know the following: What is the exact size of the set of already spent key images and how it can be checked? Do we need to download the Monero blockchain to get the ...