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Fix plumtree link (#10755)

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Co-authored-by: publish-docs.sh <maintainers@solana.com>
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Dan Albert
2020-06-23 17:35:35 -06:00
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docs/src/validator/gossip.md
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@ -82,7 +82,9 @@ Just like _pull message_, nodes are selected into the active set based on weight
## Notable differences from PlumTree
The active push protocol described here is based on [Plum Tree](https://haslab.uminho.pt/jop/files/lpr07a.pdf). The main differences are:
The active push protocol described here is based on
[Plum Tree](https://haslab.uminho.pt/sites/default/files/jop/files/lpr07a.pdf).
The main differences are:
* Push messages have a wallclock that is signed by the originator. Once the wallclock expires the message is dropped. A hop limit is difficult to implement in an adversarial setting.
* Lazy Push is not implemented because its not obvious how to prevent an adversary from forging the message fingerprint. A naive approach would allow an adversary to be prioritized for pull based on their input.