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Questions tagged [decentralization]

systems, such as Bitcoin, that lack any single central authority to validate their operations and which have to use other means to determine the validity of operations.

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Is routing approach of Bitcoin Lighning Network “decentralized” and “trust-less”?

From the Bitcoin Lightning Network: it is possible to find a path across the network similar to routing packets on the internet. Is routing approach of Bitcoin Lighning Network performed in a "...
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Why can't an ISP ban access to a blockchain network? [duplicate]

I read that blockchain sits on top of the internet and is decentralised. We still have to access the blockchain network via an ISP. Without ISP, we can't access the internet so why can't an ISP block ...
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Is there a decentralized zk-SNARK (zero-knowledge Succinct Non-Interactive ARgument of Knowledge)?

Normally, in zk-SNARK, we need to generate two public keys: one for prover and one for verifier. However, the input parameter of this generator algorithm must be secret, meaning that it must be hidden ...
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67 views

Is blockchain always “public”?

Is the following definition of blockchain by its wikipwdia page correct? Where it is mentioned: A blockchain is a decentralized, distributed and public digital ledger ... Cannot we have a ...
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30 views

“Centralized Relational Databases” vs. “Decentralized Blockchain ” : Which one is really more scalable?

There are many research papers on problem of scalability of blockchains: Just as an example : An Overview of Blockchain Technology: Architecture, Consensus, and Future Trends However, (usually by ...
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20 views

“Augur” vs. “Oraclize” : What is the main difference? [closed]

Can we say that "Augur" is a decentralized Oracle against "Oraclize" as a centralized model?
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17 views

What is the “Oracle Problem” definition exactly and briefly?

What is the Oracle Problem definition exactly and briefly? Does it mean "trusting on a centralized Oracle" ? Or "How to reach a consensus between a group of Oracles" ? Is the matter "centralization" ...
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53 views

Other people mining my coin without my permission, how to avoid this?

I have created an altcoin and i wanted to solo mine all coins myself. I disabled generate function in wallet, hidden the source code as private in github. I run one main node and i mine in my laptop. ...
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Is it logical to use “Proof-of-Authority” for a “public” blockchain?

According parity.io website: Proof-of-Authority is a replacement for Proof-of-Work, which can be used for private chain setups. And also: The chain has to be signed off by the majority of ...
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1answer
480 views

Ripple validator nodes

Are ripple validation nodes appointed by central authority? If not, what prevents 51% attack through validator nodes? Why ripple.txt file contains validation nodes list? Who maintains this list? What ...
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Why can't Bitcoin transactions be stopped like SWIFT transfers?

As I know, most BTC hacking happens at digital wallet (but in blocks). I believe the hacker use normal BTC transaction to transfer those stolen BTC to other block addresses. Why can't we stop the ...
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Is it possible to get rid of mining pools and therefore get a truly decentralized bitcoin?

There are some criticism that PoW of bitcoin and ethereum protocol suffers from the centralization of mining pools, and dPos such as EOS claimed to be more decentralized in practice than bitcoin and ...
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Are Bitcoin and Ethereum really de-centralized? Or is federated a better term?

By looking at the bitcoin and ethereum mining pool hashrate distribution I feel that only 5-10 relevant full nodes exist. So it's more like a federated system among those. Am I seeing something wrong ...
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What are the tangible benefits of decentralisation?

What are the tangible benefits of decentralisation? This question was posed to me by my parents. Under that this question might incur a lot of wrath from this community. When my parents lose their ...
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134 views

Is it possible to create a Dapp on top of Bitcoin?

Is it possible to create a dapp on top of bitcoin similar to how it can be done with ethereum? Can it be just as capable as ethereum?
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Is there such a coin?

I am working on an idea that I think could benefit from blockchain technology and a crypto coin. I am looking for help to figure out if something that meets my requirements, which I describe below, ...
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1answer
284 views

Is Bitcoin centralized by mining pools?

Before going to my question, I want to make sure the difference between a full node and a miner. Below definition might be too simple, but it is enough to ask my question. A full node is to store ...
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How to not miss out on forks

When the bitcoin cash fork happened, Kraken supported this. However, they are not consistently supporting other forks (e.g. super bitcoin, bitcoin gold). I don't want to go into specifics of ...
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When or how does one becomes a part of Bitcoin P2P network

I am new to bitcoins and got a question raised in my mind recently. I learnt that every person doing a transaction is a node in btc p2p network and that when he/she joins the network he/she gets a ...
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Even though Blockchain is tagged as “ Decentralized”, wouldn't the organization actually implementing the Blockchain like Ethereum control it?

For example, If I were a business that would want to use the Ethereum Blockchain technology to shift my business to Blockchain, wouldn't Ethereum be in control of the actual underlying Blockchain ...
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525 views

The idea of Blockchain compression [closed]

Bitcoin's blockchain is large. By accident, I discovered a way to reduce it (on the disk), but I wonder why it was not implemented by someone else. I wrote a short documentation here: http://194.28....
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2answers
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Assumed, I hash the next bitcoin block. Whom do I tell if it's decentralized?

The bitcoin network is decentralized, right? Assumed, I do hash a little bit and get a hash that starts with 20 Zeros.. What do I do than? I need to send the block to someone but who is that? It's ...
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596 views

Bitcoin is becoming CENTRALIZED and is INSECURE [closed]

I'd like someone to tell me if I'm wrong: More than 50% of the mining is done by Chinese pools. That means that they control the network - who's transactions get in, who's transactions are left out. ...
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Would a memory bound POW facilitate decentralization?

Today I was musing on the complaints that Bitcoin network is too energy greedy and centralized (let's not discuss if this is actually true) and the suggestions that memory bound POW would be ...
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2answers
444 views

What makes bitcoin decentralized?

I want to understand the defense mechanism of the Bitcoin price control. A rich company can buy a large portion of Bitcoins from different people in different exchanges. Then they can hold on to ...
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3answers
138 views

Is mining essentially just a way to randomly select the next winning miner?

I know it's not really a completely random selection because some miners have more hashing power so their odds are increased. But let's assume for a moment that all miners are about equal in hashing ...
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Why isn't bitcoin itself its own ledger?

Sorry if I'm asking a very daft question here, bitcoin newbie. When I first heard of bitcoin, I thought bitcoin itself kept a record of who had spent it and when. I didn't know the blockchain was a ...
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Where to find the data to compare the decentralisation of mining for different cryptos?

I'd like to compare the centralisation of BTC's mining / nodes / pools for BTC and other alts. Where can data be found on this? Thank you! David
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661 views

Geographical distribution of mining power/work

Is there any information on how the mining power is distributed geographically? I.e. where the computers are located that do the work. This is important as one measure of centralization of the system,...
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6answers
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Why did Satoshi design Bitcoin to be mineable only on specialized hardware, if the goal was decentralization?

GPU-mineable cryptos are arguably more decentralized. Did he simply miss this design aspect or does this sound fishy to you?
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2answers
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Bitcoin - not so democratic future? [closed]

Bitcoin's goal is a decentralized democratic value system. But miners and platforms are already consolidating into bigger more powerful entities. What's to stop it? I feel a crypto will only be ...
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1answer
106 views

SharedCoin vs JoinMarket, Pros and Cons of each

Can someone please clearly specify the differences between SharedCoin and JoinMarket. What are the advantages and disadvantages of each? How is SharedCoin centralized while JoinMarket decentralized?
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1answer
403 views

Is BItcoin the only truly decentralized cryptocurrency?

Is Bitcoin (and likewise Bitcoin Cash)the only truly decentralized cryptocurrency? It appears that all the other altcoins are connected to companies or individuals who control them.
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1k views

If bitcoin is decentralized then who keeps track of computers in network

I keep hearing that bitcoin is decentralized i.e. no single entity owns it. And each computer which is part of bitcoin network keeps the copy of ledger. My question is who keeps track of all ...
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How to estimate the amount of transactions that belong to exchanges?

Can we estimate how many transactions (both incoming and out) belong to exchanges? This can either transactions per time unit (block, day, month ...) or transactions/total
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2answers
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Why can't timestamps be a substitute for blockchain?

I'm super fascinated by the entire concept of proof of work and how it allows for a trustless, decentralized system. Despite knowing that proof of work (or proof of stake) can be an inevitable ...
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1answer
131 views

What is the trend in Mining Pools?

According to Greg Maxwell mining pool consolidation had reached the point of 22 large pools, as of the Bitcoin FDTN. conf. Nov. 2015. What is the state of the current situation? Has there been a ...
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1answer
71 views

What if the bitcoin blockchain grows to the point it cannot be decentralized anymore?

I read the bitcoin white paper and am in the process of readin ethereum's. The second paper reads at one point : "Currently, this is viable for some desktop computers and not phones, and later on in ...
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Does Stratum cause mining to be more centralized than getBlockTemplate would?

I read the question "I don't understand the "51% attack" problem. Why does a mining pool have power with a 51% share?" and its anwers. That made me wonder that since the GBT protocol is ...
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1answer
317 views

What concerns arise from the heavy miner concentration in China? [duplicate]

As per an Business Insider article last year, approximately 73% of the hash power comes from China. Over 50% just by the top 3. If coordinated, they could cause havoc. Is that a concern to anyone?
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448 views

Are the bitcoin miners decreasing in quantity and increasing in size?

From what I am learning about bitcoin, the mining process is becoming exponentially difficult and hence exponentially more expensive (or at least more expensive), as people need more physical ...
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1answer
708 views

How does one node connect to other nodes

I am wondering how does one client connect to whole blockchain system if there is no centralized node which connecting other nodes together? So for example if I want to create my own decentralized ...
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1answer
176 views

Which coins offer a 2 factor authentication feature built into the blockchain without a centralize authority?

Which coins have the ability to offer a 2 factor authentication feature where it requires a secondary approval mechanism in order to spend from an address?
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240 views

Is the Bitcoin Core software managed by a central authority?

Is the Bitcoin Core software managed by a central authority? It is in the context, that once a transaction is broadcast by a user, then is it centrally published at the application level (i.e Bitcoin ...
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0answers
152 views

Why do people expect Bitcoin Unlimited to cause miner centralization?

I've seen the argument that Bitcoin Unlimited will cause mining to centralize further. Can you please explain why people expect that to happen?
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3answers
3k views

Is Lightning Network a risk for Bitcoin security since it reduces miner fees?

does LN represent a risk for the Bitcoin ecosystem since it will reduce miner fees (the only income they'll have in a post-btc-minting world) and displace them into second layers? I couldn't find any ...
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3answers
2k views

How is Bitcoin truly decentralized?

Whenever Bitcoins are discussed, one generally reads how "Bitcoins are decentralized. No company nor state controls them". My question is, how is this statement true when you read about how Bitcoin ...
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1answer
423 views

How does bitsquare sell/buy fiat currencies when it is decentralized?

I noticed that on bitsquare you can sell your BTC for fiat such as usd or euro. But my question is how is that decentralized when you want to cash out with USD or EUR? Who is the middle man that ...
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Have there been a Bitcoin or Cryptocurrency related lottery app or website that was successful?

Doing some research on decentralized gambling and we all know about the dice sites, but has there been any lottery applications or websites that take in users funds and then redistribute them back out ...
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Can more transactions be processed within a centralized bitcoin exchanges than in the rest of the bitcoin network?

I've heard that centralized exchanges are more efficient, and that a centralized bitcoin system as a whole would allow for more transactions to be processed. Does that mean that within centralized ...