10 votes
Accepted

Why is the length of the transport messages on the lightning network encrypted?

TCP and other stream based protocols do not have a 1-to-1 correlation of application level messages and IP packets. If you call send() 3 times, it might result in sending a single IP packet over the ...
Mark H's user avatar
  • 3,334
5 votes
Accepted

Do pools distribute "jobs" to miners based on "failed" solutions which have already been submitted?

I've read simplistic descriptions of mining as simply incrementing the nonce until a solution is found, but I've also read much more detailed explanations which would imply much more is involved. Even ...
Ava Chow's user avatar
  • 70.4k
4 votes

Are Satoshi's satoshis less secure than they should be?

Most early transactions including rewards for early blocks go to P2PK outputs and we don't know who owns them, Satoshi or others. In these output scripts (unlike the common ones today) we use the ...
Coding Enthusiast's user avatar
4 votes

Who store seed phrases data

who store the private key adresses of these seed phrases, The private-keys are generated from the seed-phrase by a mathematical function. There is no need to store a list of seed-phrases and ...
RedGrittyBrick's user avatar
3 votes
Accepted

Who store seed phrases data

The private keys are not stored, they are deterministically generated from the seed data. The seed encodes up to 256 bits of random entropy in a human readable form with a checksum attached to it. ...
Mark H's user avatar
  • 3,334
3 votes
Accepted

Which data should be used in order to detect addresses to be used for fraud?

Fraud and money laundering are two different things. Fraud, or accepting or spending money under false pretenses, would be very difficult to detect on the blockchain because it requires outside ...
Jestin's user avatar
  • 8,812
3 votes
Accepted

What's the point of Multi Signature Addresses?

When an attacker has access to the private key of the wallet, he can dump the private keys of every address used for the multisign address(es). In the case of multisig addresses, there are multiple ...
Pieter Wuille's user avatar
2 votes

Is it possible to realize MitM attack between bitcoin full node and listener of this node?

No, just changing the output value would invalidate the transaction's signatures, which the application can easily verify. But since the application is not a fully validating node, what the attacker ...
Vojtěch Strnad's user avatar
2 votes

How to verify the Bitcoin core software?

The verification you are referring to applies to the installer file you downloaded. The verification instructions for Windows can be found here. The instructions for other operating systems are on the ...
sipsorcery's user avatar
1 vote

As the Bitcoin price skyrockets, how to avoid getting malware through freeware/FOSS software's updates?

Unfortunately, good security isn't always easy. In this case, your worry is not unjustified, and it is why most security-conscious users will recommend never having privkeys touch an online device. ...
chytrik's user avatar
  • 18.3k
1 vote

How to verify the Bitcoin core software?

If you get here like I did, trying to remember where the signatures of the various releases are stored/attested-to, it's at https://github.com/bitcoin-core/gitian.sigs There, you'll find the manifests ...
jhfrontz's user avatar
  • 113
1 vote
Accepted

Is a digital wallet created by blockchain?

The writer of that sentence did a poor job explaining things. A blockchain (the data structure) does not create a wallet. It is the data that a wallet uses to determine the state of the money it ...
Jestin's user avatar
  • 8,812

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