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Topic: Craig Wright? - signed Bitcoin message (Read 816 times)

member
Activity: 196
Merit: 67
August 25, 2022, 06:41:40 AM
#56
But here if they can post signatures, then they will be able to calculate Satoshi's block #0 address' private key 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa and that means that the creator of the OP list has Satoshi's private key.
Creating a random address then signing a message from it doesn't mean anything at all.
Read the website that was used as the message of that signature  Huh

Code:
-----BEGIN BITCOIN SIGNED MESSAGE-----
https://news.bitcoin.com/online-sleuths-believe-satoshi-nakamotos-bitcoin-stash-is-a-blockchain-treasure-hunt-meant-to-be-found/
-----BEGIN SIGNATURE-----
1s1wZLBTjFZJi8DrN1kogV9ZxRZxwvKQJ
HMoLqUcrjx22an/MrY4uy2z9Nowz4Ag9x3kzsbqz+FaNDSgkH+boXhWUyEkhq4bX8c24Ju+RHwWGltWKopRcg9k=
-----END BITCOIN SIGNED MESSAGE-----
legendary
Activity: 3472
Merit: 10611
August 25, 2022, 01:08:47 AM
#55
But here if they can post signatures, then they will be able to calculate Satoshi's block #0 address' private key 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa and that means that the creator of the OP list has Satoshi's private key.
Creating a random address then signing a message from it doesn't mean anything at all. People are doing it every single day (200k transactions per day are doing that). Maybe you should try reading that topic and understand the explanations given by others on how starer tried fooling those who don't understand how bitcoin works.
member
Activity: 196
Merit: 67
August 24, 2022, 02:38:45 PM
#54
Here in that thread the same:
https://bitcointalksearch.org/topic/m.60813049
Code:
-----BEGIN BITCOIN SIGNED MESSAGE-----
https://news.bitcoin.com/online-sleuths-believe-satoshi-nakamotos-bitcoin-stash-is-a-blockchain-treasure-hunt-meant-to-be-found/
-----BEGIN SIGNATURE-----
1s1wZLBTjFZJi8DrN1kogV9ZxRZxwvKQJ
HMoLqUcrjx22an/MrY4uy2z9Nowz4Ag9x3kzsbqz+FaNDSgkH+boXhWUyEkhq4bX8c24Ju+RHwWGltWKopRcg9k=
-----END BITCOIN SIGNED MESSAGE-----
But here if they can post signatures, then they will be able to calculate Satoshi's block #0 address' private key 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa and that means that the creator of the OP list has Satoshi's private key.
member
Activity: 196
Merit: 67
August 23, 2022, 05:58:01 PM
#53
Yes, they could have the private keys of 1C & 1W addresses too and that would prove nothing more than they (who created the list) own some "ancient" bitcoin, you are right.

But would be cool whoever owns them as they are very old and from the Patoshi pattern.

2 early mined blocks (2009):

1st Bitcoin address in the list
1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF
Bitcoin block 6629 (03/07/2009)

2nd Bitcoin address in the list
1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5
Bitcoin block 18111 (26/06/2009)
legendary
Activity: 1512
Merit: 7340
Farewell, Leo
August 23, 2022, 05:39:47 PM
#52
But then ... we can be sure that whoever created that list, has the private keys of the first 2 addresses too = has all private keys
No. Simplified equation again: (Bold parts are private keys that are owned by them, or can be calculated by them)

1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF's public key + 1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5's public key + 1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG's public key + 1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw's public key + 1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT's public key + 1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm's public key + 1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq's public key = 17mZRodKy5ufNqJVsyKg1bEt81AnRkkh9L's public key

==> 1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF's public key + 1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5's public key + 1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG's public key + 1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw's public key + 1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT's public key + 1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm's public key = 17mZRodKy5ufNqJVsyKg1bEt81AnRkkh9L's public key - 1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq's public key

==> 1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF's public key + 1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5's public key + 1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG's public key + 1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw's public key + 1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT's public key + 1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm's public key = 1LSpmoBBWydsTjanZK9Lk1j43PnSPhRRmL's public key*

They can only prove they own all the addresses listed in OP (or just those with the 50 BTC), if they sign a message from every address except 1. They might as well own 1r, 1i, 1g and 1h; if they don't provide a proof from either 1C or 1W, they don't own anything.

But, let's say they did. Yes. Let's take this hypothetical scenario wherein these fat, loser, no-life scumbags with no ethics did provide a signed message from these old 1C & 1W addresses, for the sake of Craig's majesty. So what? Does that provide a proof of anything other than they own some bitcoin?



*
Code:
(1cdced0646879da917d4d9eba9669329c8feb29425d5b192f722a00eebc0d216, a4969ce2061614087ba4a631618f322cbda3dddaf79205db95bba4d24939701e) - (876ca85b08d1adb23639410084ea4953cfda40c676f8e10be5dd08eefee50655, 27ff2580ee182aa46f1bde2fa3a3c80bde963e7fba24a1e60f4d81d1cf9a03ea) = (da2ab1d2001405f6777c44a2f42abdd454957db48a418acaf97ae7aa01666b59, c1c6badb50fae1358cc593581d645f1fe15f202dc9a1a6840d491e86fd43dccb)
member
Activity: 196
Merit: 67
August 23, 2022, 04:33:42 PM
#51
Assume they can calculate the private keys for the last 5 addresses in the list and post signatures, even then they couldn't calculate the first 2 addresses.

Also, what is this suppose to mean?
Code:
2nd chars of the addresses: CWright

1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF
1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5
1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG
1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw
1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT
1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm
1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq
But then ... we can be sure that whoever created that list, has the private keys of the first 2 addresses too = has all private keys
legendary
Activity: 1512
Merit: 7340
Farewell, Leo
member
Activity: 196
Merit: 67
August 23, 2022, 03:27:45 PM
#49
Signature:
Signed message:
CWright?
Bitcoin address:
17mZRodKy5ufNqJVsyKg1bEt81AnRkkh9L
Signature:
G/3yr8ouR8jhC+Bv5K+q/vGHuwX/hp9Kx7pQ6Coxt3a/Wmd2yif6e2nf8Srnx/dpR1rIFUpV8qf+rW6B+ktKjTk=

Code:
-----BEGIN BITCOIN SIGNED MESSAGE-----
https://news.bitcoin.com/online-sleuths-believe-satoshi-nakamotos-bitcoin-stash-is-a-blockchain-treasure-hunt-meant-to-be-found/
-----BEGIN SIGNATURE-----
1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq
HPzH/JMXVLvl3deEABqpKvwapl5+Wfh06dZURyoQ7fSjIONloxPdgQs0gVyC4jhGLzKunsLbDA6LM7mQlNLUMDA=
-----END BITCOIN SIGNED MESSAGE-----


Also, what is this suppose to mean?
Code:
2nd chars of the addresses: CWright

1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF
1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5
1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG
1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw
1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT
1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm
1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq
This means the creator can't sign from any of the addresses.
Someone was able to  Huh

Now, we have 2 signatures  Huh
newbie
Activity: 2
Merit: 0
August 23, 2022, 08:49:49 AM
#48
Code:
-----BEGIN BITCOIN SIGNED MESSAGE-----
https://news.bitcoin.com/online-sleuths-believe-satoshi-nakamotos-bitcoin-stash-is-a-blockchain-treasure-hunt-meant-to-be-found/
-----BEGIN SIGNATURE-----
1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq
HPzH/JMXVLvl3deEABqpKvwapl5+Wfh06dZURyoQ7fSjIONloxPdgQs0gVyC4jhGLzKunsLbDA6LM7mQlNLUMDA=
-----END BITCOIN SIGNED MESSAGE-----
full member
Activity: 233
Merit: 253
November 02, 2021, 05:02:05 PM
#47
Does it depend on different/same r?

I haven't confirmed their equation(s), but it seems it doesn't matter what the r values will be.

I found https://billatnapier.medium.com/ecdsa-revealing-the-private-key-from-four-signed-message-two-keys-and-shared-nonces-secp256k1-5758f1258b1d
and there we have two different r values and four signatures.
legendary
Activity: 1512
Merit: 7340
Farewell, Leo
November 02, 2021, 04:51:29 PM
#46
Does it depend on different/same r?

I haven't confirmed their equation(s), but it seems it doesn't matter what the r values will be.
full member
Activity: 233
Merit: 253
November 02, 2021, 04:46:23 PM
#45
...
These s, r and z are values that can be derived from an ECDSA signature. As I've said recently;
The signature is consisted of [r, s] and z is the hash of the message we want to sign. The s is created if you combine the message hash (z) and the private key (d).
...

Does it depend on different/same r?
legendary
Activity: 1512
Merit: 7340
Farewell, Leo
November 02, 2021, 04:39:30 PM
#44
For whoever didn't understand interiawp's post, I'll try to simplify it.

These s, r and z are values that can be derived from an ECDSA signature. As I've said recently;
The signature is consisted of [r, s] and z is the hash of the message we want to sign. The s is created if you combine the message hash (z) and the private key (d).

They say that if we have this kind of connection between 3 public keys AND a signed message from EACH public key, it'd be entirely possible to calculate their private keys. Same applies for my example. If I we had a signed message from all 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa, 1LZtnC7Ck37V9uLGGXFmaVkeaLyzFLvf6W and 1J2jrkkXrHp3To3VFDo6QVQKhWQt3L7nDG we could work out all's private keys.

The problem is that we only have one's private key.
full member
Activity: 233
Merit: 253
November 02, 2021, 04:38:42 PM
#43
no , in this way is enought perform Gauss - Jordan Reduction, lattice LLL and BKZ will not work

If in our case, there were signatures for all addresses, I would think that someone solved it the way you explain it and has the private keys. But we have no outputs. Now I understand your possibility argument with outputs.
full member
Activity: 233
Merit: 253
November 02, 2021, 04:27:05 PM
#42
it is difficult to explain, but I'll try
...
and if you know new K as integer you can recalulate back to the first k used in first pubkey

Is that what you mean
https://eprint.iacr.org/2020/1540.pdf
and
https://www.youtube.com/watch?v=6ssTlSSIJQE

but in our case we don't have all signatures.
full member
Activity: 233
Merit: 253
November 02, 2021, 03:57:27 PM
#41
...  you'll have to describe this better.

... Please tell us how you can determine their private keys.

I wanted to ask the same question, you were faster Smiley
legendary
Activity: 1512
Merit: 7340
Farewell, Leo
November 02, 2021, 03:56:02 PM
#40
if they are connected , and if and only iff there are in not less than one output on each address, you can recalculate all privatekeys belongs to them.
Assuming you mean that the public keys have this connection and we do know these public keys, then no. If you know that k1G + k2G = k3G and you know k3, it doesn't mean you also know k1 and k2. Only if you knew another k you could work out every private key.

yes, but I'm talking that there are possibilities take the first privatekey from the first addres, but only then if from rest address are minimal one output:)
This doesn't make a lot of sense and since we're discussing on a topic with proper formulation of every sentence, you'll have to describe this better.
legendary
Activity: 4354
Merit: 3260
November 02, 2021, 03:53:31 PM
#39
if they are connected , and if and only iff there are in not less than one output on each address, you can recalculate all privatekeys belongs to them.

yes, but I'm talking that there are possibilities take the first privatekey from the first addres, but only then if from rest address are minimal one output:)

What do the number of outputs have to do with it?

Don't leave us in suspense. Please tell us how you can determine their private keys.
legendary
Activity: 2030
Merit: 1189
November 02, 2021, 03:51:24 PM
#38
It's a trick, similar to the one in this thread: https://bitcointalksearch.org/topic/bitcoin-address-linked-to-bitcoin-genesis-address-5367558

I don't know how it is done, but the fact that the second characters of the addresses are "C", "W", "r", "i", "g", "h", "t" means nothing.
I agree. It is not legit and the fact that the addresses has 'C Wright' in it doesn't mean anything just as stated above.

If the guy was really the father of Bitcoin, trust me there wouldn't be the need for years and years to prove so but somehow he still has no definite proof of this. The guy is full of himself, he's a falsifier.
full member
Activity: 233
Merit: 253
November 02, 2021, 03:43:23 PM
#37
1C7X4UWpSa4GteWHaRBm49fMCC2SNvJQF
1W7PDetXCcAbXnN6YQyWmAdz65WZecJs5
1r7VRs5hwFNaqWSMdAGZVoQ7uQhsesRqG
1i7JYfJiXf5ARAysJaRaECLLcnrx1Gcuw
1g7nBFZkyET8TPXBoxzBYA83XPJzwDCVT
1h7djfQ2MjojsRJQdvn6jNuJZZB9oFYLm
1t7MqxnqwmwooDjKnvV9AFkiktqUvvxkq

if they are connected , and if and only iff there are in not less than one output on each address, you can recalculate all privatekeys belongs to them.

They are connected:
The public key sum (ECC calculation) of these addresses leads to the address 17mZRodKy5ufNqJVsyKg1bEt81AnRkkh9L.
And the creator pinned a valid signature to this address.
But pooya87 showed (see my previous post), that it is possible without knowing the private keys of that list.
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