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Results tagged with rlpx
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user 2541
For questons about RLPx, a cryptographic peer-to-peer network and protocol suite which provides a general-purpose transport and interface for applications to communicate via a p2p network.
3
votes
1
answer
596
views
geth inter-node communication (devp2p/rlpx) encryption
Update
From https://github.com/ethereum/devp2p/blob/master/rlpx.md (thanks Richard Horrocks for pointing to it):
The RLPx handshake is considered 'broken crypto' because aes-secret and mac-secret … The two sides of a RLPx connection generate two CTR streams from the same key, nonce and IV. If an attacker knows one plaintext, they can decrypt unknown plaintexts of the reused keystream. …
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