<blockquote>
<p>How bitcoin daemon search nodes to connect? What file in github
responsible for this? How they often change?</p>
</blockquote>
<p>Bitcoin use peer discovery to find nodes to connect to, some are hard coded in the file bitcoin/src/chainparams.cpp of the bitcoin core client available on <a href="https://github.com/bitcoin/bitcoin" rel="nofollow noreferrer">github</a>.
You can find more information here:
<a href="https://stackoverflow.com/a/19956156/1616622">https://stackoverflow.com/a/19956156/1616622</a></p>
<blockquote>
<p>How is the veracity of the data of these nodes checked?</p>
</blockquote>
<p>There is no need to check them manually that is the beauty of decentralized blockchain, if someone try to trick other nodes by using wrong data like a wrong blockchain the other nodes will see it because of the bitcoin protocol and ban him</p>

CC BY-SA 4.0
2021-04-09T08:16:40.527Z
2021-04-09T08:16:40.527Z
Saxtheowl
<p>How bitcoin daemon search nodes  to connect? What file in github responsible for this? How they often change? How is the veracity of the data of these nodes checked? Bitcoin daemon have function not save blockchain data on device?</p>

<full-node>
How bitcoin daemon search nodes to connect?
Gavril2007
# How bitcoin daemon search nodes to connect?

(Asked by: username_0 on 2021-04-09)

How bitcoin daemon search nodes to connect? What file in github responsible for this? How they often change? How is the veracity of the data of these nodes checked? Bitcoin daemon have function not save blockchain data on device?

**Tags:** full-node


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## 1 answers

### Answer by username_1 on 2021-04-09. Score: 0 | Accepted answer

> How bitcoin daemon search nodes to connect? What file in github
> responsible for this? How they often change?

Bitcoin use peer discovery to find nodes to connect to, some are hard coded in the file bitcoin/src/chainparams.cpp of the bitcoin core client available on [github](https://github.com/bitcoin/bitcoin).
You can find more information here:
<https://stackoverflow.com/a/19956156/1616622>

> How is the veracity of the data of these nodes checked?

There is no need to check them manually that is the beauty of decentralized blockchain, if someone try to trick other nodes by using wrong data like a wrong blockchain the other nodes will see it because of the bitcoin protocol and ban him


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