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Questions tagged [decentralization]

Without any central instance or authority; distributed over less concentrated areas.

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Is there a more “decentralized” way to verify an Ethereum account owns a particular Twitter handle?

Is this something fulfilled by a project like uPort? Basically, I need a way in my contracts to verify that a particular Ethereum address (0xasdf...) and a particular Twitter handle (@user) are ...
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Can we use Ethereum Swarm to store normal data other than blockchain or dapp data.

I want some basic data to be stored like name and city phone no etc.So just want to ask can I use ethereum swarm just to store file and make several node to create decentralized storage.
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Proper way to design a descentralized game

Let's say I'm designing a multiplayer game, where players can fight each other in different battles. As a result of each battle, players get a punctuation. Suppose I'm using a sidechain. Which should ...
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40 views

Sustainable business models for decentralized applications

I have following questions in my mind regarding decentralized application - How to monetize the efforts of the organization who are creating decentralized applications? Let us consider an example of ...
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What is best deployment practice for block-chain nodes?

What is the best practice for the deployment of block-chain/peers node? Is it best to have all the node in single cloud server or it should be decentralized and co-located on different server at ...
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45 views

Concept of Decentralized Identity

Current digital identities, such as passports, rely mainly on a centralized process that involves a personal claim (individual assertion) backed up by a proof (a valid document) which is then ...
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209 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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29 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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60 views

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

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

Can we say that "Augur" is a decentralized Oracle against "Oraclize" as a centralized model? I mean can we consider Augur as a decentralized Oracle and on the other hand, Oraclize as a centralized ...
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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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Introducing a Decentralization Index (D%)

Since decentralization is not a binary option - decentralised or centralised - therefore a decentralisation should be introduced? E.g., Ethereum - PoW: 31%, Ethereum - PoS: 72% The numbers are not ...
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Smart Contract for Decentralized Identities (DIDs), decentralized public key infrastructure (DPKI) and shards of one private key and/or password

I am trying to develop a Smart Contract to store Decentralized Identities (DIDs), build a decentralized public key infrastructure (DPKI) and shards of one private key and/or password. Idea is to have ...
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264 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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decentralization vs disintermediation

I see decentralization vs disintermediation used interchangeably. I see decentralization as technically inclined while disintermediation as business inclined. Any other subtle differences between ...
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178 views

Does Using Infura Breaks Decentralization?

Decentralized applications have a philosophy: they are immutable,secure and trustless applications. You can connect to Blockchain and be sure about that features. Infura is a great tool when ...
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How do the ethereum components work together

hy i have been reading about the ethereum project and its components, i understand that there are 3 major components (EVM, swarm, whisper) Swarm is a peer to peer data sharing network in which ...
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577 views

What parts of the IDEX decentralized exchange is centralized and decentralized?

Doing some research on decentralized exchanges, particularly on IDEX. https://idex.market IDEX mentions its a decentralized exchange, but is there a way to interact with this DEX without going to the ...
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In Proof of Stake, how can we prevent party owning large portion of stake want to attack?

In Proof of Work, there is this so called 51% attack. But lets say, in Proof of Stake, one day, Google and US government teamed up and owns 75% of the stake. Then they can do whatever they want right?...
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Where do the funds go when we loose the stake in PoS (Casper Update)?

In PoS, we know that if the validator try to mess with the blockchain, they loose their funds...where that fund goes ??? tell me please
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118 views

Which ethereum dapps are 100% decentralized and not semi-decentralized (centralized)?

Correct me if I'm wrong here, but I see dapps as independent solo code that you can download to you computer and it interacts with the Ethereum blockchain. Looking at crypto kitties, you have to ...
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21 views

How much hash power is acutally used for dapp on the ehereum network

In any given block you can see 3 eth is rewarded to the miner who found it, and 0.??? is rewarded for process transactions. Both operations require computation and storage power, but clearly finding ...
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Extend of Decentralization in Bitcoin and Ethereum Networks and Practical Steps on Keeping it Decentralised?

I studied Decentralization in Bitcoin and Ethereum Networks in https://arxiv.org/pdf/1801.03998.pdf "On average, 61% of the weekly power was shared by only three Ethereum miners. These observations ...
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Tracking orders on 0x network

How are the various 0x network order trackers sourcing on-chain settlement data? My first assumption was that they were utilising the Etherscan API, however Etherscan have their own tracker, found at ...
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455 views

P2P file sharing nodes using blockchain?

I want to make a p2p file sharing program where there are hosts (nodes) and renters. Files are stored on the hosts' PCs. I could just have a central server providing the lookup information as to which ...
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How does blockchain and decentralization work?

Does every node or computer keep track of all of every user's transactions every single dollar as a separate unit or do they group together units in transactions? (eg. transfer of 5 dollars would be ...
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Why is there a possibility to increase block gas limit?

As I know, in Bitcoin block size is limited to 1MB. This limits the number of transactions in a block and thus the transaction throughput and blockchain size growth rate. This in turn prevents ...
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108 views

Problem verifying a contract on Etherscan

I wrote an Ethereum contract according to official example. When verifying it, on etherscan.io, I'm getting an error "missing constructors arguments". What wrong and how can I correct the issue? ...
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How do we ensure access to the decentralized Web for those with low access to money?

If I understand correctly, every transaction on the Ethereum network must be paid for by the sender. Which means the ability to use a dApp is contingent on access to money. If this is correct, given ...
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Creating decentralized identity

I did read some questions like How does Ethereum enable self sovereign identity? but I was wondering if someone could advise me how to get started with the technical aspects of creating a ...
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323 views

Deploying a smart contract using DApp

I am new to the development of DApps on ethereum blockchain. I want to make a contract Management System in which users can generate their own tokens and crowdsale using my web application. I am able ...
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131 views

Decentralized storage interacting with ethereum smart contract

What would be the current best option for decentralized storage interacting with ethereum smart contract ? I have taken notice of IPFS, Swarm, Storj and Sia. So each of them got their own specificity,...
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349 views

Mapping takes an insane amount of gas

I am building out an Ethereum smart contract that allows users to create listings. Here is part of my contract, the part thatis the culprit of the gas usage: struct LiveListing { uint id; ...
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How will centralized portions of the Ethereum space (Infura, EtherScan) respond to huge increases in throughput?

Two forthcoming improvements to Ethereum are Casper and Sharding. While FFG Casper won't decrease the 14-second block time (because it's hybrid POS/POW), full-fledged Casper promises to. Sharding ...
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Are CMSes (Content Management Systems) against the principles of Ethereum?

Let's say I want to build an online clothing store on blockchain. For every entry I upload, each is marked as authentic through a randomly created hash through blockchain. So if I uploaded a tshirt, I ...
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298 views

Will not a PoS implementation converge in a much less wealth equally distributed system?

With the current trends of prices in crypto and the long term vision supported by the community (HODL!), the implementation of Proof of Stake could eventually derive in big ETH stakeholders getting ...
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Is the mining model the right model?

it seems to me that the mining model has it "flaws" too since it tends to concentrate mining power with very few (which might be a risk). I understand the incentive of it but .... somehow we end up ...
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private ethereum blockchain node sync and contract propagation [duplicate]

How to sync two different private ethereum nodes. I want to know how two different computers can act as peers and deploy the smart contract application on one and then make sure the contract ...
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119 views

Explain the multi-sig wallet loss by deletion of “code”? [duplicate]

In recent news about the potential loss of 300M USD. Could someone please explain how it is possible to "kill" a number multi-sig wallets by removing code? As a programmer I fail to understand how ...
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180 views

Is etherDElta exchange decentralized or semi-decentralized?

Is etherDelta truely decentralized that lives on the blockchain itself or is it prone to a single point of failure? Obviously the website itself is centralized, but what if I wanted to fire up my own ...
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1answer
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Decentralized applications which not every full node has to execute

Are there any approaches to or any research on having decentralized applications in such a way that not every full node has to execute them? I'm not asking specifically about the Ethereum Project but ...
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Is distribution of an Ethereum blockchain necessary?

Background I downloaded the Ethereum wallet client software and when opening, it downloads the entire blockchain of 4 million+ blocks which takes up several GB of storage. This is fine for me, but ...
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Ethereum selection of peer nodes and centralization

How does Ethereum select peer nodes when it starts ? I guess there should be a set of nodes hardcoded in geth that it tries to connect to and then gets list of other nodes from them. How many of those ...
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106 views

Domain registration for decentralized application

I have a question I can not find any answer to. I understand that through blockchain, ethereum, some decentralized applications can be made. My question is, how can these applications be accessed? If ...
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1answer
885 views

Django, Ethereum, Sqlite

I am creating blockchain application in django with 6 main entities .By entities I mean to say these 6 entities will replicate data or you can say consensus mechanism will evolve around these entities ...
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1k views

Degree verification process using blockchain

This question is specifically related to blockchain use case. I want to implement degree verification process using blockchain . I just need to know whether I am approaching my objective in a right ...
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6answers
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What are Storj and Sia and how different are they from Swarm and IPFS

I have recently discovered some blockchain based storage technologies like Storj and Sia. I have vaguely understood that they rely on their own blockchain with their own cryptocurrency. But why are ...
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3k views

What elements of a Dapp's backend are usually stored in a decentralised location?

I'm unclear as to what elements of a Dapp's backend code are actually decentralised. The following link states that a Dapp's backend is stored entirely on the blockchain. However, if I was to create ...
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Architecture Design Dapp

I try to design a DApp and I need some help regarding the architecture design. My use case is a market place - where seller can sell their products and buyers can buy their products. The DApp should ...
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How to securely Interact with a contract on user's behalf from centralized server?

To explain myself, what I need is to be able to have a way so that the central server can only interact with the contract only with valid identification from a user? This identification provided by ...