Questions tagged [uport]

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Creating DID (Decentralized ID) Document using Form - This is the Document that's tied to a DID

New to working with decentralized identities. I can't find a good resource that takes data elements from a form and makes a DID document. Any direction or link would be appreciated! I am working with ...
Mabel Oza's user avatar
0 votes
1 answer
37 views

Scalability of uPort for millions of users scenarios

I am currently working on a project using Ethereum, IPFS off-chain storage and uPort for identity management in a private Blockchain. I fail to find any study/project that analyzes the scalability of ...
AA05's user avatar
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1 vote
1 answer
67 views

Can't approve a transaction via uport though i have balance.what is the reason?

I am using rinkeby network. I am try to save a information to rinkeby network.but a popup apera to sign or approve the transaction via uport. i have balance but i can't sign the transaction. ...
Raonak Islam Niloy's user avatar
0 votes
1 answer
88 views

Is there a boilerplate dApp on Github which uses uPort, truffle and infura on the ropsten testnet?

I am developing a dApp using those technologies and facing difficult problems when trying to save information on Ropsten. I can't approve my transaction via uPort because the selected account balance ...
Raonak Islam Niloy's user avatar
3 votes
1 answer
119 views

Signing a transaction with uport can't approve as the selected account can't change.How can i change in uport selected account?

I am developing a dapp with uport verifications but when I go for saving information into ropsten network, a uport signing transaction appears on my screen and I can't approved the transaction. I ...
Raonak Islam Niloy's user avatar
3 votes
2 answers
299 views

Is web3.js an Ethereum blockchain client?

Reason is that I wanted to know what Ethereum blockchain client uPort uses and someone said it's web3.js. I haven't understood this concept enough since I was expecting something like eth, geth or ...
Aeriel's user avatar
  • 107
0 votes
1 answer
71 views

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 ...
pgorsira's user avatar
1 vote
1 answer
138 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 ...
Soham Lawar's user avatar
  • 2,567
2 votes
1 answer
363 views

Uport for private blockchain network

Can I use uport for authenticating users in a private blockchain network ? If yes, Are there any tutorials or implementations available for the same ?
Soham Lawar's user avatar
  • 2,567
2 votes
1 answer
248 views

How do I get access to uPort from a mobile Browser

I've developed a simple DApp that uses uPort and it works fine on Desktop - where I can login through uPort with the QR Code. On a mobile browser (Anrdoid Chrome) I'm auto directed to uPort where it ...
zerostatic's user avatar
0 votes
0 answers
120 views

Private BlockChain - Cons?

Plan to implement private chain based on PoA to overcome transaction speed and privacy issue. Q1. what is the expected TPS? any advice to increase it? Q2. Understand that we can still leverage tools ...
CryptoNinja's user avatar
2 votes
1 answer
170 views

Read uPort Persona from Registry

I'm trying to read a profile via uport-persona. In doc it sounds easy but I can't access to my persona. export function loginUser() { return function(dispatch) { web3.eth.getCoinbase(function (...
underdog's user avatar
  • 1,190
2 votes
0 answers
364 views

Different uPort provider

I'm trying to integrate uPort in one of my project and, the first thing that I noticed are the different ways to give a provider: from the official repository uPort-lib let web3 = uport.getWeb3() ...
underdog's user avatar
  • 1,190
4 votes
2 answers
162 views

Where find Uport mobile web app

some one knows where I can find the Uport mobile App. I only find this link https://uport.me/devbeta, but It seem no longer be active. Tks.
underdog's user avatar
  • 1,190
3 votes
1 answer
569 views

Why keep a private key in uPort?

Reading the uport whitepaper https://uport.me/library/pdf/whitepaper.pdf : The purpose of having a Proxy contract as the core identifier is defined as : The purpose of having a Proxy contract as ...
blue-sky's user avatar
  • 261
6 votes
3 answers
5k views

Build an application with Truffle + React + Redux

I'm looking for some examples about how to build a Dapp with Truffle + React + Redux. I'm able to only find this old tutorial https://www.youtube.com/watch?v=GPP6uAq15d8. Does anyone have some other ...
underdog's user avatar
  • 1,190