Questions tagged [p2p]

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15 questions with no upvoted or accepted answers
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1answer
71 views

Are there any downsides to banning node crawlers?

There are multiple entities and open-source software that crawl the Bitcoin P2P network to discover and monitor nodes for various purposes (statistics, surveys, academic papers etc.) Some of those I ...
2
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0answers
47 views

How to reliably check if your bitcoin onion node is reachable as advertised?

If getpeerinfo returns a good number of outbound onion peers but none show up as inbound:true, how do you check if your node is properly reachable as advertised? Several guides and forum answers ...
2
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1answer
45 views

Can a wallet/exchange provider ask for transaction details

My question has two parts, Am I obligated to share transaction details with my wallet/exchange provider for any payment I made to an individual, like subscription to a website? Irrespective of the ...
2
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0answers
50 views

Why should SPV nodes operate on the P2P network?

I understand there are advantages for the SPV client to acquire header-chain and subsequent inclusion proofs over the p2p network: Peer discovery P2P node interface is public Reuse of P2P messaging ...
1
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0answers
30 views

Is there such a thing as a decentralized stock market desktop application, in concept similar to Bisq?

Please note that I've already visited thousands upon thousands of slick websites with fuzzy claims about being "the future of money" and I consider them all to be vaporware at best, and ...
1
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0answers
73 views

Dandelion++ for Bitcoin

Dandelion BIP: https://github.com/bitcoin/bips/blob/master/bip-0156.mediawiki The article that I read about Dandelion++: https://www.monerooutreach.org/stories/dandelion.html It mentioned that ...
1
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0answers
35 views

Was bitcoin peer to peer network affected because of the recent BGP hijack incident?

Can someone ELI5 BGP hijacking, impact on Bitcoin, countermeasures and if there were any issues because of the recent incident? Related links: https://twitter.com/ProtonMail/status/1311013829514539011 ...
1
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0answers
22 views

About polluting the peer table

Is there a well-known method to pollute a specific user's peer table? Eclipse attack is not available anymore due to the patch after a paper was introduced. Can you give some keywords? Thank you!
1
vote
1answer
53 views

Bitcoin P2P API getBlocks always returns 500 inv items

I'm trying to build a mini full node so that I can understand exactly how they operate. I've managed to get a few parts of the P2P api working however I am stuck with basic things like 'getblocks' and ...
1
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0answers
39 views

Does finding neighbors in Bitcoin consider locality and hop count?

When the list of neighbors is being gathered by a new nodes in the network, does it consider the distance between the nodes to find closest possible, or it just takes some random nodes? In other words,...
1
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0answers
265 views

wireshark packet analysis missing checksum in version msg

I'm trying to send a raw bitcoin transaction through a raw socket connection in python. To debug I'm using wireshark to sniff the packets. Wireshark figures out that the packet is for Bitcoin and ...
0
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1answer
52 views

How can I obtain a better understanding of the P2P messages between my full node and its peers?

I am interested in how my full node interacts with its peers, what messages it exchanges (e.g. gossip about other nodes on the network, transactions, blocks) and why my full node disconnects with ...
0
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1answer
63 views

Why is JSON not used in the Bitcoin P2P protocol?

The Bitcoin P2P protocol uses its own serialisation format for the transferred data. Is this serialisation considered as more secure against DoS attacks than JSON?
0
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1answer
95 views

Is the Bisq API finally “live” now or what?

For many years now, I've been waiting for Bisq to implement its damn API so I can begin trading (between crypto currencies, since automation is impossible with fiat). Today, I again did a "round&...
0
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1answer
159 views

bitcoincore banned all peers and I can't to sync

I started downloading the chain and got to 14% and it just stopped and still shows 7% per hour but not moves. I checked and it banned all the peers and everytime I unban them they just get banned ...