Questions tagged [iota-network]

For questions relating to the IOTA network as a whole. This includes questions about the reliability, scaling and functionality of the network itself as an implemented version of the tangle based on full nodes running the IRI.

Filter by
Sorted by
Tagged with
0
votes
0answers
15 views

IOTA MAM channel subscription

we know that if a subscriber wants to subscribe to a MAM channel, he must have the channel ID or root, and the sideKey if the channel mode is restricted. How the publisher can send these access ...
1
vote
0answers
14 views

Merkle tree cannot be calculated in hornet

I am trying to calculate merkle tree using the below command:sudo -u hornet COO_SEED="$YOURSEED" hornet -d $HORNETPATH tool merkle. I am getting an error like:sudo: unknown user hornet and ...
0
votes
0answers
13 views

This operation cannot be executed: The subtangle has not been updated yet

When I try to send the hello message to tangle, it is returning this error message. I have 2 neighbour nodes and POW enabled in the nodes.
0
votes
0answers
9 views

How to send data to my IRI node in my private tangle

I used the e01_helloworld.py example given in the iota python workshop. Instead of nodes.devnet.iota.org:443, I changed it to my IRI nodes' Ip address and port. It is like:api = Iota('https://IP ...
0
votes
0answers
11 views

how the loads are calculated on nodes in this link https://iota-nodes.net/

I need to show the load of the full nodes. it appeared in the above link. I am wondering if the javascript code is available. thank you in advance.
0
votes
0answers
14 views

Tangle Statistics

I am a computer science master student at York University, Toronto, Canada. My thesis is about Exploring the scalability, throughput and security characteristics of the Tangle through simulation ...
0
votes
1answer
41 views

Circumventing spending by sending previous transaction using same input

I will give a scenario because my problem might be confusing if explained otherwise. Let's say a customer is checking out at a store using IOTA. Before the customer proceeds to checkout they send a ...
0
votes
0answers
22 views

Connection to private node (one command tangle) refused

I have created a one command tangle from this link: https://docs.iota.org/docs/utils/0.1/community/one-command-tangle/overview And using API given here: https://docs.iota.org/docs/node-software/0.1/...
0
votes
0answers
12 views

How do you check your message's length in IOTA transaction using IOTA JavaScript library?

I am sending a zero-value transaction (using IOTA JavaScript library) with message: The IOTA distributed ledger operates on ternary messages. These types of messages are represented by trits {-1,0,1}, ...
0
votes
0answers
11 views

Error while transfering IOTA

I have one-command private tangle up and running on VirtualBox instance and I can do some basic things like, generating address, seed, etc, but I don't know how to transfer IOTA token to an address. I ...
3
votes
1answer
26 views

Using Public Nodes in IOTA Tangle for testing purpose

I want to send some string data using MAM over IOTA Tangle. Right now, I am using devnet. I want to know how can we test our transactions using public nodes on Mainnet? What is the process for it? I ...
0
votes
1answer
26 views

Is it secure to enter your seed in a browser form to publish data to IOTA Tangle?

I am trying to publish my data on IOTA Tangle using MAM. For this, I have designed a web form where I have to enter my seed and press the publish button. The actual data is fetched from firebase ...
0
votes
1answer
54 views

Client libraries available for Flutter/Dart?

Probably not typically needed for an IoT device, but a general app that uses the Iota ledger might be on a mobile device, and the Flutter framework seems pretty handy (I like how it can output iOS and ...
1
vote
1answer
24 views

How to define depth in IOTA?

i am trying to follow private tangle implantation and when I use bazel run :build calculator command. I am afraid I don't know how to depth in it .json file? any suggestions (link I am following for ...
0
votes
0answers
15 views

Can MAM transaction be appended?

There is an already existing MAM transaction that has been published on Tangle by a seed. Now, I want to add further data in the same transaction. Example, temperature sensor has published data ...
-1
votes
1answer
34 views

is tangle (IoTA) Depth-first search or Breadth-first search?

There is several of algorithms for topology sorting for DAG. What is algorithm used by tangle for search, is it Depth-first search or Breadth-first search or is there another method?
0
votes
0answers
31 views

What is the difference between IRI-Playbook and IRI full node (Private tangle)?

I know there is three type of full node: 1- mainnet 2- devnet 3- testnet I wand to build private IoTA network with full control. So, I have found tutorial for private tangle: https://docs.iota.org/...
0
votes
1answer
17 views

Edit MAM stream already implemented on Tangle

For my project, I have created a web interface on which I'm viewing a published MAM stream. I want to know that is it possible to edit or add new record to MAM stream that has already been published ...
0
votes
1answer
35 views

Error in neighbors list on IoTA full node iri-playbook

I have install iri-playbook but when I want to show my neighbors list using this command nbctl -l it shows this error: ERROR: Error response from node: code 500, response: '{"exception":"port out of ...
1
vote
0answers
46 views

Compass: Can't build layers_calculator to compute Merkle Tree

I am trying to set up a private tangle and I cannot compute merklee tree. I followed this link: https://docs.iota.org/docs/compass/0.1/how-to-guides/set-up-a-private-tangle#step-2-compute-the-merkle-...
1
vote
0answers
25 views

how many genesis in IoTA tangle?

If I have 10 sensors in IoT architecture and 5 of them start to send data at the same time, it will have 5 genesis in IoTA tangle? or only one genesis will be published? if so how to choose one from ...
1
vote
1answer
32 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....
2
votes
1answer
62 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
vote
1answer
22 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 ...
1
vote
1answer
42 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 ...
0
votes
2answers
55 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 ...
3
votes
1answer
87 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
54 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 ...
0
votes
0answers
12 views

Alternative signature schemes for iota

Which post quantum signature scheme can be replaced with Winternitz signature scheme in iota?
1
vote
1answer
65 views

What are the cryptographic functions in IOTA(Tangle)

I'm wondering what and where cryptographic functions are used in IOTA? Because from what I understand Tangle is mostly based on DAGs where the tips are chosen using MCMC algorithm which is bayesian ...
0
votes
1answer
70 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 ...
2
votes
2answers
116 views

What is the propagation time in IOTA?

For Bitcoin we have the following information about the propagation time from here: 12.6 seconds is the time it takes for a new block to propagate to 95% of nodes. Is there any observation on how ...
1
vote
0answers
107 views

How to attach a message multiple times (say 200 times) with the tangle using MAM

What I am trying to do is to attach a payload to the tangle using MAM protocol. If I run this loop for k=5 times it works fine i.e., data is attached to the Tangle. I confirmed that the data is ...
0
votes
0answers
99 views

IOTA and LoraWAN: Proof of Concept of storing data in the Tangle

I found an article here :(Link to the article) entitled "LoraWAN and IOTA: Proof of Concept of storing data in real time in the Tangle" , written by Harm van den Brink (IOTA foundation member). ...
3
votes
1answer
184 views

How to install IOTA in a small device supports LoraWAN?

I found an article here :(Link to the article) entitled "LoraWAN and IOTA: Proof of Concept of storing data in real time in the Tangle". The thing is not clear to me is that if IOTA has been ...
2
votes
1answer
123 views

Transaction is inconsistent. Reason: tails are not consistent

i'm trying to promote a transaction by using the following code const spamTransfer = [{address: '9'.repeat(81), value: 0, message: '', tag: ''}] iota.promoteTransaction(hash, 10, 9, spamTransfer, {...
0
votes
0answers
39 views

getAccountData returns undefined

it is a few days ago that getAccountData has stopped returning value (returns always undefined). Does any of you know why? This is the code: iota.getAccountData(seed, {start: 0,security: 2}) ...
2
votes
1answer
54 views

IOTA and Tangle relation

I used to think that IOTA is the cryptocurrency which uses the Tangle Direct Acyclic Graph. But today I spend some time on the IOTA official and there is no single appearance of the word "...
2
votes
3answers
1k views

Where did the Wikipedia page for IOTA go?

I can't find the Wikipedia page for IOTA. I thought there used to be one. What happened to it? Did it get deleted? Why? Is there a place where more information on this can be found?
2
votes
1answer
150 views

Sybil attack with IOTA?

The solutions to attacks proposed by IOTA white paper seems unclear, in particular, in case of double-spending, it remains unclear what stops a computationally powerful adversary from conducting a ...
0
votes
1answer
112 views

Which feature/s will avoids SPAM or massive invalid transactions in a IOTA network?

Watching IOTA presentation there is a thing that is still unclear for me: Knowing that IOTA involves PoW but a much lighter one (in order to achieve thousands of transactions per second, but also ...
2
votes
1answer
237 views

How is the Gossip Protocol, which is used by IOTA, classified?

Wikipedia says: It is useful to distinguish three prevailing styles of gossip protocol: Dissemination protocols (or rumor-mongering protocols). Event dissemination protocols ...
3
votes
0answers
94 views

Is MAM encrypted message has perfect secrecy?

Here I am referring to MAM in restricted mode, where side key is used to encrypt the message. One time pad is known for perfect secrecy. Since MAM uses the one-time pad, is MAM encrypted message has ...
1
vote
0answers
499 views

how to resolve “throw new ERR_INVALID_CALLBACK()”?

i'm facing following error while running command mvn clean compile : fs.js:137 throw new ERR_INVALID_CALLBACK(); ^ TypeError [ERR_INVALID_CALLBACK]: Callback must be a function at ...
3
votes
1answer
55 views

Sort transactions in temporal order

I want to sort transactions, within a specific tag, in temporal order. In the docs it says: timestamp : Int timestamp of the transaction. It is important to know that timestamps in IOTA are not ...
6
votes
2answers
237 views

Possibility of installing IOTA on a micro-controller?

Is it possible to install the IOTA library on a micro-controller such as ESP (ESP8266)? Such that it can write in the Tangle by sending a transaction?
5
votes
1answer
77 views

Possibility of sending a IOTA transaction from a “micro-controller”?

Since IOTA is designed specifically for IoT, is there a specific library for micro-controllers such as ESP, such that we can interact (send a transaction) directly from a micro-controller to the IOTA ...
2
votes
1answer
262 views

Immutability in IOTA: How to be sure a transaction is not “removable” from Tangle?

In Bitcoin and Ethereum, the longest chain with the most proof-of-work (POW) invested in it is accepted as the true chain and used to determine balances and history on the network. Because of this, ...
-3
votes
1answer
49 views

what does “AMA” mean in IOTA? [closed]

Can someone explain what does "AMA" mean in IOTA? And it is abbreviated of what words? Is it related to sending message in IOTA ? or something else ?
3
votes
1answer
99 views

What has been the growth rate of tangle confirmation rate until today?

I am curious to understand how the tangle has improved in terms of confirmation rate since its inception. Are there any statistics which show this? A positive growth is definitely a good sign. And if ...