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TWP: Comment out the network merging section until the details are more thoroughly explored.

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Mike Hearn 2019-07-08 17:59:17 +02:00
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docs/source/whitepaper/corda-technical-whitepaper.tex
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@ -1857,30 +1857,30 @@ such a requirement.
% TODO: Nothing related to data distribution groups is implemented. % TODO: Nothing related to data distribution groups is implemented.
\subsection{Merging networks} %\subsection{Merging networks}
%
Because there is no single block chain, it is theoretically possible to merge two independent networks together by simply %Because there is no single block chain, it is theoretically possible to merge two independent networks together by simply
establishing two-way connectivity between their nodes then configuring each side to trust each other's network operators %establishing two-way connectivity between their nodes then configuring each side to trust each other's network operators
(and by extension their network parameters, certificate authorities and so on). %(and by extension their network parameters, certificate authorities and so on).
%
This ability may seem pointless: isn't the goal of a decentralised ledger to have a single global database for %This ability may seem pointless: isn't the goal of a decentralised ledger to have a single global database for
everyone? It is, but a practical route to reaching this end state is still required. It is often the case that %everyone? It is, but a practical route to reaching this end state is still required. It is often the case that
organisations perceived by consumers as being a single company are in fact many different entities cross-licensing %organisations perceived by consumers as being a single company are in fact many different entities cross-licensing
branding, striking deals with each other and doing internal trades with each other. This sort of setup can occur %branding, striking deals with each other and doing internal trades with each other. This sort of setup can occur
for regulatory reasons, tax reasons, due to a history of mergers or just through a sheer masochistic love of %for regulatory reasons, tax reasons, due to a history of mergers or just through a sheer masochistic love of
paperwork. Very large companies can therefore experience all the same synchronisation problems a decentralised %paperwork. Very large companies can therefore experience all the same synchronisation problems a decentralised
ledger is intended to fix but purely within the bounds of that organisation. In this situation the main problem to %ledger is intended to fix but purely within the bounds of that organisation. In this situation the main problem to
tackle is not malicious actors but rather heterogenous IT departments, varying software development practices, %tackle is not malicious actors but rather heterogenous IT departments, varying software development practices,
unlinked user directories and so on. Such organisations can benefit from gaining experience with the technology %unlinked user directories and so on. Such organisations can benefit from gaining experience with the technology
internally and cleaning up their own internal views of the world before tackling the larger problem of %internally and cleaning up their own internal views of the world before tackling the larger problem of
synchronising with the wider world as well. %synchronising with the wider world as well.
%
When merging networks, both sides must trust that each other's notaries have never signed double spends. When %When merging networks, both sides must trust that each other's notaries have never signed double spends. When
merging an organisation-private network into the global ledger it should be possible to simply rely on incentives %merging an organisation-private network into the global ledger it should be possible to simply rely on incentives
to provide this guarantee: there is no point in a company double spending against itself. However, if more evidence %to provide this guarantee: there is no point in a company double spending against itself. However, if more evidence
is desired, a standalone notary could be run against a hardware security module with audit logging enabled. The %is desired, a standalone notary could be run against a hardware security module with audit logging enabled. The
notary itself would simply use a private database and run on a single machine, with the logs exported to the people %notary itself would simply use a private database and run on a single machine, with the logs exported to the people
running a global network for asynchronous post-hoc verification. %running a global network for asynchronous post-hoc verification.
\subsection{Privacy upgrades}\label{subsec:privacy-upgrades} \subsection{Privacy upgrades}\label{subsec:privacy-upgrades}