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Topic: SuperCoin's SuperSend technology, the true p2p decentralized trustless system - page 2. (Read 2441 times)

sr. member
Activity: 504
Merit: 250
Completely open to collusion. All you need is a significantly large number of nodes accepting requests to be guarantors, and since there's no barrier to entry this is trivial.

The barriers are minimum coin holding requirements. So a cheater can't have many nodes there. Also, the whole idea is that most nodes are honest. If most nodes are bad, then you can't do anything whatsoever, and in which case the trusted centralized system is the only solution.

Moreover, guarantor doesn't do much, guarantor only gets involved if there's a disagreement between sender and mixer. If there's no disagreement (as should be in most cases), guarantor does not even participate the decision on distribution.
donator
Activity: 1274
Merit: 1060
GetMonero.org / MyMonero.com
Completely open to collusion. All you need is a significantly large number of nodes accepting requests to be guarantors, and since there's no barrier to entry this is trivial.
hero member
Activity: 938
Merit: 500
Yes I think the supercoin's trustless system is a good one
sr. member
Activity: 504
Merit: 250
I read the recent whitepaper from SuperCoin's thread, it looks to me that this is the true p2p decentralized trustless system. I don't see problems there. I welcome anyone to point out defects of this system, so we can understand better the trustless system and how to implement it.

I always believe that multisig tech is the only tech that will make the trustless system possible. And thanks to Supercoin dev, the trustless system is implemented and I am looking forward to testing it.

Below is the original post by supercoindev for references:

Here is the 2nd part of the whitepaper, which gives a high level in-depth view of the trustless algorithm we use. Please refer to the part 1 if you need to understand some terms. Part 1 is here:
https://bitcointalksearch.org/topic/m.8272890

==
The following diagram shows a high level description of the trustless system algorithm. It shows the “normal” case where everything goes as expected.




The next diagram shows the case where, after step 6, the Sender is not satisfied with the Mixer’s txid. This could happen if the Sender cannot verify Mixer’s transaction, or Mixer did not send enough funds to the destination. In which case Sender asks Guarantor to do the arbitration. The new scenario are marked in brown lines and explained in the diagram.



There are other possible scenarios, that we will describe in the next parts, where we will show details of the algorithm and steps. But from the above two cases you see why multisig is tightly linked with trustless system and how it creates a bonding among all parties where they have to follow the anonymous transfer rules.





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