7
votes
Accepted
How does bitcoin prevent DDoS amplification via the `addr` p2p message type?
For a long time, there was a restriction to strongly prefer connecting to addresses with port 8333. This restriction was recently removed in PR 23542 and PR 23306, although a list of "bad ports&...
- 421
1
vote
How does bitcoin prevent DDoS amplification via the `addr` p2p message type?
This specific DDoS vulnerability was exploited in 2021, which lead to an emergency patch. PR #22387 is how Bitcoin prevents DDoS, clients running a version older than v22 may still be used to amplify ...
- 323
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