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1answer
11 views

Install IRI full node on my PC Ubuntu: shows canceled

I want to install IRI full node IoTA on my PC with Ubuntu bionic 18.04 with core i3 and 8GB RAM. I entered the following command to install IRI: sudo bash < <(curl -s https://raw....
1
vote
0answers
10 views

Coordicide Whitepaper Jan 2020, Mana System, Averaged Mana

In coordicide whitepaper in section 3.3 the mana system is introduced. It is stated that an averaged version of mana will be used. While I think I understand the necessity to use the averaged mana I ...
0
votes
1answer
22 views

How do I know MAM data has been published?

I am running a code to publish random data on Tangle via MAM. If I don't fetch the data at the same time, and I just want to confirm if it has been published on Tangle, how do I do that? Also, is it ...
0
votes
1answer
42 views

Which algorithms do IOTA use?

Is there a high-level overview of the different algorithms used by IOTA available somewhere? My assumption is that there are different algorithms used for signing bundles, creating addresses, ...
1
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1answer
21 views

IoT sensor publish data to tangle with IoTA platform using MQTT and MAM

I have pulse sensor connected to NodeMCU. This sensor publishes data to Mosquitto by MQTT protocol. I want to receive data from broker and publish it to tangle using MQTT and MAM. Mosquitto broker is ...
1
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2answers
52 views

how to trace the iota tip from the milestone transaction when there is no reference to the future transactions

As written in multiple forums, IoTA tips are chosen using the random walk method starting at the milestone transaction. The milestone transaction will have the reference to the old transactions. Tip ...
0
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1answer
74 views

IOTA “C” version (CClient) and feasibility of signing transactions on ESP32?

An article recently has been published entitled "Running the IOTA "CClient" library on ESP32" (>>>Link to Article<<<). It is not clear to me if by using this C version of IOTA is ...
1
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1answer
15 views

How is Tangle Quantum Immune? [duplicate]

I was going through the iota tangle documentation and features and found one of the feature mentioned as Quantum Immune , so basically looking for resources to understand the quantum immune property ...
2
votes
1answer
70 views

Is it possible to extend IRI to answer to an HTTP GET?

There are some use cases where the distributed ledger is extremely useful to store security information in a decentralized storage. But those information need to be pulled out from the tangle by a web ...
1
vote
1answer
30 views

How is a MAM stream implemented on the Tangle?

What I am wondering is how the Merkle tree for a MAM stream is implemented in the Tangle. Is each set of new data in the stream basically a "leaf", and considered a separate transaction on the Tangle ...
0
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2answers
20 views

How do transactions reference each other in the Tangle?

How do transactions reference other transactions in the Tangle, is it through the Merkle root, or signature message fragment? And how can you make a transaction reference another chosen transaction. ...
8
votes
2answers
393 views

IOTA Light Wallet returns Request Error when sending funds

I am running IOTA Light Wallet 2.5.4 and am connected to my own full node that is in-sync with 4 healthy tangle connections. The minimum weight magnitude (MWM) is set to 14. When attempting to send ...
0
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1answer
39 views

Making An Offline Transaction At The NodeJS Console

I am making an offline wallet web app to use with my open source airgapped encrypted device - the PrivateKeyVault. The web app will be modeled after this one which is seen used in this video. The ...
15
votes
3answers
401 views

Is it possible to cancel a transaction?

I made a transaction from Android wallet to Exchange A of 10Gi. The transaction is in pending. I tried a few times to reattach, but the transaction is still in pending. I made a second transaction ...
2
votes
2answers
139 views

ZeroMQ subscription to address not working

is any of you able to subscribe to ZeroMQ with address as a topic? According to the documentation this should be possible by putting the public address as a topic in socket.subscribe(). I have no ...
1
vote
2answers
82 views

How many type of Proof-of-Work is used in IOTA?

In the following article about "IOTA CryptoCore", it is written: "IOTA core functions like address generation, signing, “Mini-Pow” and Proof of Work (PoW) need much computational power which ...
1
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0answers
17 views

Why is the async function not working while fetching MAM data?

I am making a simple MAM publish and fetch script. The first script is mam_publish which publishes the data. The other script is mam_receive which fetched the already published data. Now, the ...
1
vote
2answers
65 views

What is the correct way to write “Hello, World!” to the tangle?

How would a simple program look like, that, when run, writes the message Hello World to the tangle?
3
votes
1answer
34 views

How to send Health Data to Tangle via MAM?

I am trying to make a project to send Health data from my phone to Tangle via MAM. For this purpose, I have made a sample file that publishes sample health data to Tangle. When I am running the code, ...
1
vote
2answers
42 views

Sending data as input in IOTA

I am Muhammad, working with my way to use IOTA to fetch data from IDS/IPS. IOTA uses 2 transactions as input if I am not wrong. I want to send data of IDS to IOTA. I am using Grafana and mysql to ...
1
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0answers
15 views

Connecting another node to a private testnet

I´ve set up a private testnet following the one command tangle tutorial. It works properly (curl checked) When I try to connect another node to this private Tangle, I get: Dropping connection to ...
3
votes
0answers
27 views

Smart Contract for IOTA: Is it finally possible to deploy a contract in IOTA in practice? Or still underway?

I heard before that IOTA decided to add the possibility of developing and deploying the smart contract in IOTA (Like Ethereum) with a specific language called "Abra", and it was promised to be run at ...
0
votes
0answers
10 views

Alternative signature schemes for iota

Which post quantum signature scheme can be replaced with Winternitz signature scheme in iota?
1
vote
0answers
28 views

what is the Mathematical principle of the tangle

how do i get the probability of the douple-spending?
1
vote
1answer
45 views

Receiving JSON messages from ZMQ feed using an IRI fullnode

I am trying to use ZMQ feeds to monitor IRI nodes and addresses, but I am having trouble obtaining the "Message" in text and/or JSON. I am using this code: let zmq = require('zeromq') let sock = zmq....
1
vote
1answer
84 views

Trinity Wallet and Ledger Nano X how to restore the private key without a ledger nano

i have a question about the Trinity-Wallet in combination with Ledger Nano X. If i store my seed on the ledger nano and it gets lost i can restore my seed with a new ledger nano and the 24-word ...
6
votes
4answers
1k views

Is double spending possible in IOTA?

It is mentioned in Tangle's white paper (technology behind IOTA) that From the above discussion it is important to recognize that the inequality λ > μ should be true for the system to be secure. In ...
1
vote
1answer
32 views

balance equals to zero when reinstalling app

I tried to get my iotas in a new app isntance in another cell phone and the balance is zero, sync manually or snapshot transition does fix the issue, it loops in findings 0 iotas. I can see the ...
3
votes
1answer
56 views

How secure is storing IOTA in Ledger Nano S?

Is storing IOTA in Ledger Nano S completely secure? I am asking because IOTA doesn't use elliptic-curve cryptography. Does storing and using IOTA in Ledger Nano S may make it easier for an attacker ...
1
vote
1answer
29 views

How is IOTA´s transaction hash determined?

Ive been looking through documentation and articles but couldnt really find anything about it. I assume its the hash of all concatenated attributes? I am not talking about the bundle hash. And a ...
0
votes
1answer
78 views

toTrytes() does not work

I'm always getting this error without understanding why. TypeError: Cannot read property 'toTrytes' of undefined Code: // Require the use of IOTA library const Iota = require('@iota/core') // ...
0
votes
0answers
18 views

Can't See Funds at Address After Faucet Transaction

I am using the following code to generate an address: var repository = IotaRepositoryFactory.Create("https://altnodes.devnet.iota.org"); var nodeInfo = repository.GetNodeInfo(); ...
1
vote
1answer
20 views

What's the difference between getNewAddress and generateAddress?

What's the difference between getNewAddress and generateAddress? Don't see the diferences between them.
5
votes
1answer
296 views

How to attach an address to tangle programmatically?

Say I have a script to generate addresses automatically, how can I attach it to the tangle using the library? From the Javascript library I see that these are the parameters: * @param {string} ...
2
votes
0answers
14 views

Is there a step by step guide to setting up the IOTA Hub on AWS?

I am really struggling to figure out how to set up the HUB on AWS. I am rather nooby when it comes to dev so I really would appreciate as much detail as po
1
vote
1answer
9 views

How do I fetch the latest transaction without using Zero MQ stream on a specific address?

When I make a simple request like shown in the iota workshop: https://github.com/iota-community/javascript-iota-workshop - 2.2-fetch-hello.js the newest transaction is not fetched but a random one. ...
0
votes
2answers
29 views

Is “Crypto Core” a micro-controller (or FPGA) which is able to do Proof-of-Work completely?

Is "Crypto Core" a micro-controller (or FPGA) which is able to do Proof-of-Work completely ? As I heard that micro-controllers are not able to perform Proof-of-Work, because of power and energy ...
4
votes
0answers
127 views

How to connect cli-app with IOTA Javascript Library

I installed IOTA CLI Wallet and executing 'iota-cli' works after iri is executed. I get NodeInfo command run on iota-cli from my terminal also. So I guess a stand alone IOTA wallet core is now ...
6
votes
1answer
591 views

What are the expected advantages of Curl-P over Kerl algorithm?

The current hashing algorithm of IOTA is Kerl—a ternary version of Keccak algorithm. But the IOTA foundation is still researching on Curl to develop Curl-P. So, which major advantages does one expect ...
0
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0answers
15 views

how to put use require and iota/core in the html client

How could I go about using iota/core library in the client side to send transactions? I tried to use browserify but got error Unexpected character '�' (1:0) while parsing /node_modules/opencv4nodejs/...
1
vote
1answer
23 views

Are messages sent with transactions in Trinity public?

Can anyone see what the message was that I sent today to PEUTKRIYWYRJFLEPZWHKEDLSXZEDOFJKBDODKVTDKMP9C9UGGNVXWYJEWNYDWHVCUVGQHRFJPTRKANMBCYLTLUTEOY along with 1 Gi? If yes, how?
0
votes
0answers
28 views

How to get a list of transactions related to an an address using js?

I'm experimenting with the iota js library from github and trying to find a way to list all transactions related to an address. Specifically I want the amount of iota sent/received and the time of ...
0
votes
0answers
20 views

Could an address theoretically be signed from any seed?

A seed consists of 81 trytes. A standard address also consists of 81 trytes (I have read that it is also possible to generate longer addresses but not sure about that). Every seed can generate ...
2
votes
2answers
65 views

Is there a way to access a list of all bundles?

Is there a way to iterate through all bundles in a block explorer, or is there a way to get access to a list of all bundles?
0
votes
0answers
26 views

How to get the current address of a fetched MAM mesage object?

as the title says, im searching a way for extracting the address of an associated MAM- Object. Thanks in regards
5
votes
1answer
127 views

IRI gets stuck after a while

I run a node I setup after the manual of http://iota.partners/ I recently completely wiped it and installed the newest lubuntu 18.04 on it, but I had the same problems before. Yesterday I set ...
1
vote
1answer
19 views

How to return Tx Hash when sending transaction

I see using sendTrytes you would get an bundle, but can I get hash from the bundle and return to me? const transfers = [ { value: 0, address: address, ...
0
votes
0answers
32 views

Transaction confirmation timestamp

How can i get the transaction confirmation timestamp (the same I can see using the IOTA Tangle Explorer) using the IOTA Javascript library? Thanks
0
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1answer
65 views

How is the IOTA project now? Can we use it for a real project?

Could you please tell me how the iota project is now? I've read some good research papers and interesting proof of concepts, but it also seems some initiatives, like the ecosystem, are no more. So ...
1
vote
1answer
81 views

Why does Iota try to roll its own crypto?

Having just come upon IOTA, I am struck by the combination of bold vision and something that looks like a definite no-no. First of all, the IoT is the absolute dream come true for eavesdropping and a ...

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