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.

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3 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 ...
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1answer
24 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?
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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/...
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14 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 ...
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1answer
26 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 ...
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32 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-...
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0answers
20 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 ...
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1answer
26 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....
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1answer
32 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 ...
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1answer
18 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 ...
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1answer
25 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 ...
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2answers
39 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 ...
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1answer
49 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, ...
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2answers
43 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 ...
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11 views

Alternative signature schemes for iota

Which post quantum signature scheme can be replaced with Winternitz signature scheme in iota?
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1answer
50 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 ...
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1answer
66 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 ...
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21 views

how to use NTRU key exchange in IOTA

I want to use a key exchange algorithm for exchanging key using MAM protocol in IOTA. I try to use NTRU key exchange but I couldn't do it. I also checked an example at GitHub NTRU but this example is ...
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2answers
109 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 ...
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0answers
91 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 ...
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94 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). ...
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1answer
169 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 ...
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1answer
72 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, {...
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38 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}) ...
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1answer
51 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 "...
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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?
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1answer
148 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 ...
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1answer
100 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 ...
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1answer
219 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 ...
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0answers
90 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 ...
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397 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 ...
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1answer
51 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 ...
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2answers
223 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?
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1answer
76 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 ...
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1answer
229 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, ...
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1answer
47 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
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1answer
96 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 ...
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0answers
56 views

How is the secrecy of the Iota seed maintained on IoT devices?

Iota is intended to be deployed on IoT devices. A problem with IoT devices is that they are placed in insecure locations, allowing attackers to gain physical access and perform advance/prolonged ...
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1answer
158 views

supporting privacy and private transactions in IOTA?

Has IOTA foundation planned a system of private transactions (whatever the solution considered "zero proof" or other approaches) to support better the privacy ?
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1answer
65 views

The “road-map” for when the IOTA Tangle reaches sufficient size? [duplicate]

Apparently we are still in "testnet" including a "coordinator" responsible for the validation of all transactions until the tangle reaches sufficient size. If so, what is the "road-map" on this point?
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1answer
88 views

Can iota.api.getTransfers() get specific transactions?

According to iota.lib.js documents, iota.api.getInputs(seed, [, options], callback) the getInputs() have a options argument. options object have four members, start, end, security and ...
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1answer
67 views

Do nodes reject a spam of zero-value transactions from a single node if it's getting too much?

What is considered "too much"? How could one circumvent this?
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1answer
72 views

Is it possible to use “Flash channels” to send non-transactional data?

Is it possible to use "Flash channels" to send non-transactional data, A.K.A 'zero-value' transaction type which simply broadcasts a message or data? If so, is it free? And how to do it?
4
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1answer
210 views

What exactly is “IOTA eXtensible Interface” (.ixi modules)?

What exactly is the "IOTA eXtensible Interface"? How does it relate to the rest of the chain, at a high level, and technically?
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1answer
79 views

Interacting with IOTA from mobile application?

Is it possible to interact with IOTA Tangle (for example, send a message) using an application installed in a mobile phone? If so, is it possible to install IOTA library in a mobile phone? And if yes, ...
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1answer
97 views

How to send a PGP encrypted message to the IOTA tangle?

I have done the phase 1 of the IOTA claim process. Now I am blocked with how to start the phase 2: it is mentioned to do this: As part of this process, you’ll publish a PGP encrypted message ...
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2answers
135 views

How to send a sidekey securely to the subscriber for my channel

Sending the sideKey and channel-id is important for new subscribers to read my stream. How can I securely transmit them over the network? Shouldn´t be the key exchange algorithm also quantum proof?
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70 views

Transfer from Multisg into normal address

I am following the example described here: https://github.com/iotaledger/iota.lib.java/blob/master/jota/src/test/java/jota/IotaMultisigTest.java I put funds into a multisig. Now I want to move that ...
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1answer
128 views

Problem uploading message to Tangle

I'm working on a project for sending sensor data to the tangle and up to now I've managed to do the following Collect environment data from a sensor attached to a Raspberry Pi Send that data via MQTT ...
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0answers
96 views

How to use IOTA with a TTN network (of LoRa nodes)? [closed]

I am working in a project where I create a LoRa Gateway on The Things Network (TTN). I want my nodes to work with IOTA. Is it possible to use IOTA with the TTN network?