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Questions tagged [cryptography]

Concerning the broad subject of cryptography and its narrow application in Bitcoin protocol and applications.

5
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2answers
475 views

Is it possible to discover the set of bitcoin addresses from a public key?

I'm trying to find the set of bitcoin addresses from a public key associated with a user just to analyse this user transaction. Is there any way to derive/find all the addresses that have been ...
0
votes
2answers
34 views

I am just wondering what are the methods which can hide all the transactions and also able to validate transactions in an block chain?

I am new to block chain and was looking at how block chain work mainly proof of stake based . They check validity by going through all the transactions which is something concerning as everyone can ...
0
votes
2answers
111 views

Do mining pools eliminate the need to store blockchain?

Suppose I want to design generic crypto currency miner starting from scratch . By generic I mean it can be configured to support a large number of available crypto currencies. This generic miner must ...
-1
votes
2answers
506 views

Litecoin formal description

Is there a paper with a formal description of a Litecoin? And a paper explaining what a miner does? I would like to understand how to mine "manually", I mean I dont need a tutorial on how to install ...
-3
votes
2answers
346 views

Payments without private key/address in wallet [OWN COIN]

currently I am creating/sharing an own crypto currency. Details about it are that it is a Scrypt Coin with Proof-Of-Work. But that's not really the question. I will build a website around the coin ...
4
votes
1answer
392 views

What are the weakest cryptographic guarantees in Bitcoin?

I read in this Github pull that Bitcoin relies on weaker cryptographic guarantees than SHA256. What are the weaker cryptographic guarantees being referred to? Could it be that RipeMD is 160 bits? ......
2
votes
1answer
65 views

Bitcoin Core Old Wallet.dat Vulnerability

Own a wallet.dat file from 2010-2011. Yesterday I saw there was a vulnerability which is makes attacking somewhat easier if your wallet is generated by old client and I'm pretty sure my wallet is ...
1
vote
1answer
227 views

Mycelium Backup Restore

Is there a way I can restore my mycelium Bitcoin wallet if I have forgotten the 12-word list? I have searched everywhere and no one describes a situation like this.
0
votes
1answer
353 views

How do I calculate the expected shares per minute for my pool

I am currently mining Zencash in a pool, and I'd like to be able to calculate the expected shares per minute for a given pool's hashrate. Let's say the pool's hashrate is 50 KSol/s. I think that the ...
0
votes
1answer
28 views

Can a cryptocurrency be liquid while it is in its pre-sale, or even ICO

I am planning to run a Coin's ICO for several years, not interested in the gains to be made from selling out ICO in 3 days NO, but interested in using the COin to end Global Poverty as i deem fit. So ...
0
votes
1answer
161 views

Does each miner in a bitcoin mining pool has a chance to win the block reward?

Suppose there is mining pool XYZ. 10 miners 1 through 10 are subscribed to it and miners have varying hash power, some have 10 GPU mining rig while others have just a single CPU running 24 hours a day ...
2
votes
0answers
67 views

Does Amit Sahai's indistinguishability obfuscator enable Autonomous Virtual Corporations or “Agents”?

Given that an "Agent" is described as Agents are autonomous programs that maintain their own wallet, which they use to buy server time. Money is obtained by the agent selling services. If demand ...
1
vote
0answers
97 views

Idioms of use/ bitcoin heuristic

I already know the answer of a) part which is Alice. Can anybody help me in finding answer of b) part.
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vote
0answers
38 views

Could a network described below function and how well?

I have an idea I am working on for some time, it would be using blockchain technology. However, although I know something about blockchain as it stands today, I am lacking a more deepened knowledge ...
1
vote
0answers
205 views

Ed25519 Successor to ECDSA in Bitcoin?

Bitcoin is currently using the secp256k1 curve. Understand that Ed25519 is technically superior -- i.e., offers better security than ECDSA and DSA, speed and most importantly, I think, resistance ...
1
vote
0answers
77 views

Tether on Bitcoin Blockchain

USD Tether is running on the Bitcoin Blockchain right? Is it like a 2nd layer solution or how does that work?
1
vote
0answers
201 views

Bitfinex API -> retrieve funding earnings for custom period

I am trying to retrieve my funding profit of the previous day via the Bitfinex API. But all I find is this API which only returns the profit of the last 30 days summed up (funding_profit_30d): https:...
1
vote
0answers
553 views

Cryptocurrencies based on RSA instead of ECDSA

Bitcoin is based on ECDSA. Does anyone know of cryptocurrencies based on RSA for authentication?
1
vote
0answers
550 views

Error While making windows.exe using gitian build?

Actually I'm making a logos windows exe (logosd and logos-qt) following the release process, which is mention on below path on any coin you can find that path, I'm working logos LGS Coin that's why I'...
1
vote
0answers
73 views

Signing data with a namecoin private key?

Consider the following scenario User A stores an image on a DHT and receives a SHA-256 hash in return. User A wants to prove ownership of the data has, so he registers a username on the namecoin ...
1
vote
0answers
104 views

Bitcoin-qt doesn't get a server connection?

I have created a new altcoin, and I run a server on one machine and connect bitcoin-qt on another machine. In this case it's blink the network connection, sometimes it shows one connection and after ...
0
votes
0answers
99 views

Would it be possible for an 8-bit microprocessor to create a bitcoin keypair?

Context for question: With the latest security breaches around modern CPU's (Spectre / Meltdown) I was wondering if we could generate ECDSA keypairs on cheap, small and/or simple air gapped (micro)...
0
votes
0answers
36 views

Error found while doing transaction in Ripple as [RippledError(noNetwork)], Although server_state is full

I am doing ripple transaction and found error as [RippledError(noNetwork)], although my server_state is full in mainnet.. Kindly help me in resolve this issue. Below is my server_info command output. ...
0
votes
0answers
28 views

Mining beginner asking for advice of what coin to mine

I am new to mining and have recently purchased the following equipment to create my first mining rig: Motherboard: Asrock H110 Pro BTC+ GPU: Nivida GTX1060 Windforce 6GB GDDR5 X6 PSU: Supernova G3 ...
0
votes
0answers
81 views

Practical application of Electrum's Encrypt/Decrypt message feature?

It's pretty clear how signing a message with a Bitcoin key can be useful in proving ownership of funds. However, it's far from clear how encrypting a message with a Bitcoin key can do anything useful....
0
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0answers
25 views

Bitcoin thech, mining the First BTC

how was the first bitcoin made? I read about the cryptocurrencies and about bitcoin, I understand that the miners try to decrypt the transaction with the blockchain for mining bitcoin. what about the ...
0
votes
0answers
70 views

I have created my own currency using litecoin fork. How to compile in linux?

I have created on my own coin using litecoin fork and it is working fine in my computer and it is generated 2 files. one in mindcoin-qt and second is mindcoind. But When i tried to run this 2 files in ...
0
votes
0answers
31 views

How generic miner connects to bitcoin or ethereum network and does it needs to store entire blockchain?

Suppose I want to design generic crypto currency miner starting from scratch . By generic I mean it can be configured to support a large number of available crypto currencies. How this miner knows to ...
0
votes
0answers
87 views

Can someone find out that several public keys belong to one owner?

"As an additional firewall, a new key pair should be used for each transaction to keep them from being linked to a common owner. Some linking is still unavoidable with multi-input transactions, which ...
0
votes
0answers
4k views

Electroneum Mining With Nvidia GPU in Laptop

I'm trying to mine Electroneum with my CPU and GPU on my Acer laptop on windows 10 with a Nvidia Geforce 710M GPU. my CPU is running and working but I'm trying to GPU mine with Awesome Miner. I set it ...
0
votes
0answers
149 views

Generating & Storing Private Keys

I'm now comfortable generating public and private keys for each user of a website. Is there any pro's / con's for generating the Private keys on the client in the browser or on the server? And once ...