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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Looking for whitepapers on pool-resistence mining

I have seen several cryptocurrencies list the feature of decentralization of mining through ASIC-resistance and pool-resistance. However, I have not yet found any whitepapers which explain how the ...
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0answers
19 views

PBFT vs. Proof-of-Authority?

based on this answer: https://bitcoin.stackexchange.com/a/79402/41513 : PBFT (Practical Byzantine Fault Tolerance) is a voting based consensus algorithm in which every node must send messages to ...
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1answer
244 views

Can someone please explain how Lightning paths are working and what effect large centralized hubs have?

Can someone please explain how Lightning paths are working and what effect large centralized hubs have? Dear community, I have read some stuff about lightning and i am really interested to ...
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2answers
53 views

Proof for “Is an immutable, decentralized blockchain possible without economical incentives?”

Bitcoin is immutable because of economical incentives. Those who are able to 51% the network can't do it, because it'll result in the value of the currency to drop tremendously, which causes waste of ...
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3answers
545 views

Is there any benefits to a distributed computing architecture outside of cryptocurrencies?

I was recently talking to a German start-up that was in an accelerator programme. They are building a product which is a distributed database that they are proposing will have efficiency benefits over ...
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1answer
237 views

Removing “hub-and-spoke” property of Lightning Network?

Lightning Network is based on this idea: "Near-zero fee transactions with hub-and-spoke micropayments" (Link to the article) proposed by Peter Todd. An article entitled: "Mathematical Proof That the ...
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1answer
34 views

How does Bitcoin use its communication protocol and its database model?

In terms of Bitcoin's communication protocol, how does Bitcoin allow nodes to communicate between each other? Is Bitcoin's communication protocol the same as IPFS(InterPlanetary File System) and if ...
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1answer
53 views

Implementing an “ad-hoc-like network of payment channels” on top of Bitcoin network?

If we define an ad-hoc network as follows: "An ad hoc network is a network that is composed of individual devices communicating with each other directly." [1] ad-hoc networks do not rely on ...
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1answer
66 views

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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41 views

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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1answer
37 views

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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3answers
72 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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1answer
46 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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1answer
27 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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0answers
38 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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1answer
67 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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2answers
106 views

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
849 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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2answers
44 views

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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2answers
137 views

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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1answer
56 views

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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3answers
199 views

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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0answers
163 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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1answer
302 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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1answer
67 views

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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3answers
134 views

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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0answers
628 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
67 views

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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1answer
661 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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0answers
59 views

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
466 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
163 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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2answers
73 views

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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1answer
27 views

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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1answer
776 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
11k views

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
88 views

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
152 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
425 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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3answers
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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1answer
29 views

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
904 views

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
132 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
72 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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0answers
241 views

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
321 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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2answers
457 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
786 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
179 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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2answers
255 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 ...