Can you guess the value of 14 million bitcoin guessing game?
A recent picture of 310 BTCs in hiding has allowed hackers to scratch their hands and show how they can solve the mystery and take away the 14 million yuan worth of bitcoins to achieve wealth freedom ahead of time.
The mystery is posted on this website:
Https://bitcoinchallenge.codes/
It consists of 4 passes, the first pass 0.1 BTC (taken away), the second pass 0.2 BTC, the third pass 0.31 BTC, and the fourth pass is the ultimate prize: 310 BTCs.
The game was released on October 2, 2008. The 0.1 BTC of the first level was taken away by hackers on October 4, and the problem solving process was announced.
One of the most prominent tables in the diagram is a set of 18 hexadecimal digits, with a date on top of the table: 20181002.
Step one: all figures are reduced by 20181002, for example:
511B2033
- 20181002
--
Thirty-one million thirty-one thousand and thirty-one
After all 18 numerical treatments are completed, this is the case:
The second step:
The first line is 310, which coincides with the lucky number 310. It shows that the solution is correct. The following 12 digits are converted to decimal system and get:
4262528131535
1935160310681479
11687568781083
The third step:
A total of 12 digits, familiar with the Bitcoin wallet can associate 12 English word mnemonics, in the BIP39 specification can be found in all 2048 words.
Https://github.com/bitcoin/bips/blob/master/bip-0039/english.txt
Look up the list in turn, and get 12 words:
Cry buyer grain save
Vault sign lyrics rhythm
Music fury horror Mansion
The fourth step:
With these mnemonic words, it can be easily converted to private keys and bitcoin addresses.
You can use this tool website:
Https://iancoleman.io/bip39/? #english
Type 12 words in the column of BIP39
The corresponding private key and address can be found in the Derived Addresses below.
Private key: KzkZxdhRGxB7eX4u1skXkfJ7VB8JfPp7Nfos3jiF7PQUNMh2SHDE
Address: 1446C8HqMtvWtEgu1JnjwLcPESSruhzkmV
Check the money in that address, and it has been taken away by the master in October 4th.
Is the first hurdle difficult? The second pass 0.2 BTC, the third pass 0.31 BTC estimates more brain-burning, the fourth pass 310 BTC estimates to break through 310 pass to get.