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14
votes
3answers
377 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 ...
13
votes
0answers
383 views

How to determine how quickly the network detects double-spends?

In the question "How does the system sustain regular low-effort "splitting attacks"?" a scenario about the ability to disrupt the network by spamming double-spends and having the network ...
9
votes
0answers
128 views

Any experience of IOTA on embedded devices?

I got an issue, so I wrote a stackoverflow issue: https://stackoverflow.com/questions/48898733/cant-resolve-library-dependencies Maybe someone is able to help me. After writing this issue, I thought ...
9
votes
0answers
327 views

Why does the tangle exhibit clumping?

In the Iota whitepaper the tangle is depicted as a uni-directional graph with a uniformly random set of connections between graph nodes. In the current implementation the true topology of the tangle ...
9
votes
0answers
99 views

Flash Channels: Performance Benchmark

Did someone a performance benchmark for the flash channels? I would like to use them in a low latency scenario. I looked into the Javascript Code for it. Seems like they using HTTP 1.1 with JSON ...
8
votes
0answers
154 views

How to get the cumulative weight (and score, height, depth) of a transaction?

I know that I can get the weight of a transaction by converting the transaction hash into trits and count the trailing number of zeros. import iota def get_transaction_weight(transaction_hash): ...
8
votes
0answers
544 views

What is the max possible transactions/second rate in IOTA?

Did anyone calculate the max amount of transactions per second which is possible in IOTA? As far as I understand the transactions rate is only limited by network's bandwidth of full nodes. Let's ...
8
votes
2answers
374 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 ...
7
votes
0answers
88 views

High spike in incoming data, high CPU usage

My incoming data to the node suddenly spiked from the usual 200 kbit/s to 11 Mbit/s. It has already tapered off, but I wonder what could have caused this. It is IOTA traffic. It is one node which ...
7
votes
0answers
59 views

Why is my node always a few milestones behind

I run headless full node. I am synced, latestMilestone == latestSolidSubtangleMilestone. But my latestMilestoneIndex is always a few (3-10) behind from the most recent milestone in the Botbox channel. ...
5
votes
0answers
108 views

How to sign a data transaction?

I am wondering if it is possible to sign a data transaction, i.e. generate a signed bundle whose inputs have a balance of 0. If so, how could I construct such a bundle? I am asking because I would ...
5
votes
0answers
59 views

Why not switch to NIST SHA3

Currently we use the draft sha3 standard which specified LFSR of 0x01, however NIST's approved SHA3 is set to 0x06. If we switched to using this hash method it would allow many more options of crypto ...
5
votes
0answers
120 views

Why are Oyster Pearl's transactions clumping like this, and not getting confirmed? Is this an issue with the tip selection algo?

It appears that Oyster Pearl, a data transmission service built on the tangle, has launched their testnet and is submitting transactions to IOTA tangle live and tagging them (see above image). As we ...
5
votes
0answers
224 views

MAM message encryption

According to the documentation message encryption is done in following way Each message is encrypted with a one-time pad that consists of the channel ID and the index of the key used to sign the ...
5
votes
0answers
171 views

CCurl does POW via GPU?

I develop a simple Node-App and I use ccurl.interface.js and the Windows ccurl.dll from the IOTA-github-site. I did override the function iota.api.attachToTangle so that the ccurl.dll is used. I ...
5
votes
0answers
60 views

Parse UDP packet into a bundle

I am exploring the https://github.com/iotaledger/iota.lib.go for the purpose of running sort of "analysis" with my current remote node. I couldn't find any code that can parse/validate the transaction ...
5
votes
0answers
75 views

Can the cCurl algorithm run on an Arduino?

Has anyone tried running cCurl on a microcontroller, such as Arduino or ESP8266? So that microcontrollers can do the Proof of Work. Would this even be efficient? I know how the algorithm works (...
5
votes
0answers
88 views

Full node getting stuck

Since yesterday evening, my full node has been stuck at 3532941 total transactions. 12/03 11:59:12.426 [pool-2-thread-2] INFO com.iota.iri.network.Node - toProcess = 1000 , toBroadcast = 0 , ...
4
votes
0answers
53 views

Invalid Transactions - Do those make a node bad?

I'm working on a application to track your neighbors. I want an indicator if there are any foul nodes. What's the deal with invalid transactions? They are an indicator that a node is bad, but how ...
4
votes
0answers
71 views

Why can I specify a length in Curl.squeeze?

IRI, iota.lib.js, ccurl, Pyota I thought the length of a Curl hash was always 81 trytes or 243 trits. Also, does the length have to be a multiple of something or can it be any number? Are different ...
4
votes
0answers
105 views

How to setup Full Node with IXI MAM?

I have mounted some Full Nodes and wrote a post in Hello IOTA Forum with a tutorial to do this from scratch. Now I am looking for info to setup a Full Node with MAM support. I have been searching and ...
4
votes
0answers
221 views

Is it possible to discover the IP addresses of all nodes in the IOTA network?

If a node has its neighbors' IP addresses, is it possible to get them, walk to the neighbors, get their neighbors' IP addresses, and continue until you have a full map of the IP addresses of all the ...
4
votes
0answers
30 views

Can I use the same code to connect to PoWbox as Sandbox?

Does the PoWbox service use the same protocol as Sandbox? In particular, I'm curious if it: Has the same URL structure. Returns the same response payloads when creating/checking jobs. Uses the same ...
4
votes
0answers
43 views

What is the purpose of numWalks API parameter?

The IOTA whitepaper describes the tip selection algorithm in the Section 4.1. The idea there is to select N starting points in the tangle randomly (subject to some conditions) and then to do a random ...
4
votes
0answers
123 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 ...
4
votes
0answers
81 views

What's the size of the Merkle Tree of Masked Authenticated Messaging?

Based on the current source code of the client it looks like the Merkle Tree can have only one key. Am I right? The questions: How many keys does the Merkle Tree have in general? What does it ...
4
votes
0answers
122 views

How to find a transaction without full ID

I would like to know how I can find an old transaction where only the first 20 characters of the transaction ID are known. I think iota.cool was planning to integrate a search feature, but seems like ...
4
votes
0answers
67 views

What code was used and are there any examples of code available to develop the MAM on the XDK and RuuviTag for the Tangle?

There have been reports of MAM being implemented and sent to the Tangle using the Bosch XDK and the RuuviTag. What code was used and are there any examples of code available to develop the MAM on the ...
4
votes
1answer
229 views

How to use domain instead of IP for my fullnode?

I set up a full node running Nelson, everything fine. I rented a Server together with a .de domain. Atm I use my IP as adress of my node. Technical it works fine. But how can I change it to the ...
3
votes
0answers
83 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 ...
3
votes
0answers
42 views

How do I do remote POW with iota.js

With the recent iota.js update, how would I do remote POW? If my device is too weak but the server I am connected to has POW enabled. I have transaction objects.
3
votes
0answers
37 views

Why do I need to create an IOTA instance to use the library functions?

Let the IOTA node instance be iota variable in the following context: var IOTA=require("./node_modules/iota.lib.js/lib/iota") var iota=new IOTA({ 'provider': 'https://iotanode.us:443'}) If I want to ...
3
votes
0answers
66 views

Validation of Transaction

What information must be stored in a node so that it validates a particular transaction? Also which node information must be stored and how that is relevant in validating a transaction?
3
votes
0answers
42 views

Nelson 0.4.0 crash

I run a full node with the Nelson tool, version 0.4.0, for neighbor management. For a while now Nelson frequently crashes with the message: Error: Invalid URL: ws://[iota.kun.com:14600]:NaN This ...
3
votes
0answers
46 views

MAM: Is the bundle, used to create masked payload signature, not normalized?

I am researching how Masked Authenticated Messaging (MAM) works. The masked_payload is created in the create function in file: https://github.com/iotaledger/MAM/blob/master/mam/src/mam.rs ...
3
votes
0answers
185 views

Building the mam.client.js (actually the iota-bindings)

I am trying to build according to the instructions given: https://github.com/iotaledger/mam.client.js There are a whole lot of other steps then just described there which mainly relate to building ...
3
votes
0answers
95 views

How to create multiple wallet addresses for a single node?

I'm tring to create a website where iota of multiple users can be stored in a wallet using php. Function needed are separate address for each user and they should be able to retrieve balance. I do ...
3
votes
0answers
123 views

How can IOTA detect local tangle corruption?

When our local tangle changes, how can IOTA detect that? I researched online but can't found a clear answer. Can anyone explain the detailed mechanism for local data corruption detection and recovery? ...
3
votes
0answers
92 views

Specifics of the Kerl Hash Function

How does the hashing function Kerl work, i.e. how exactly is an input hashed into the standard 81-tryte-long output? I know that under the hood it uses Keccak (this is not what I am interested in). ...
3
votes
0answers
155 views

How does IOTA solved the FLP impossibility?

FLP impossibility states that: No deterministic consensus protocol can guarantee safety, liveness and fault tolerance in an asynchronous system. What is the problem of this statement, and how does ...
3
votes
0answers
215 views

IOTA testnet setup

I am trying to setup an IOTA dev environment (see https://iota.readme.io). I am connecting to a testnode (http://p101.iotaledger.net) using Javascript library. The connection works. I can create a new ...
3
votes
0answers
198 views

Transferred IOTA from Binance but my balance won't change from 0

I transferred about 27 IOTA from Binance on the 29th. However, my wallet is not showing any balance and no matter what I try, there is still no balance. I am not sure if my wallet was fully synced or ...
3
votes
0answers
77 views

IOTA wallet not opening on W10 PC

I Installed the newest version of the wallet from GitHub. After the installation I can see the process running in my task manager, but when I click the executable, nothing happens, the GUI doesn't ...
3
votes
0answers
91 views

Reclaim tool confirmation

To be clear each of the hashes that are given, during the reclaim process, point to an address in a tangle explorer. This address isn't of the new seed, but actually a hash of the new seeds address ...
3
votes
0answers
29 views

What is the network effect of disjointed node software versions?

A new update for IOTA has been released for nodes which is meant to improve network speed and add a new feature, promote, to replace re-attach. Let's say 30% of nodes have updated to it. What ...
3
votes
0answers
50 views

Reclaim transaction hash

I have just reviewed the transaction hash of the reclaim tool's process and cannot identify the address that this hash references? I understand that it should be the address at index zero for the new ...
3
votes
1answer
70 views

Can a smart contract make calls (e.g. web service calls) to outside of the network?

Will IOTA smart contracts be able to make calls to external web services or other APIs, or is it too early to tell?
3
votes
1answer
123 views

Snapshot pending transactions address strike through line

Hi I have got bit of issue as I have got balance in my seed now as we all know the snapshot happening on 28 jan 2018 was reading article where is says any pending transactions will be wiped out or ...
2
votes
2answers
60 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?
2
votes
0answers
53 views

Cannot start IOTA HUB

When running iota rpc hub, I am met with the fatal error E0906 15:37:44.322824 11458 beast.cc:65] [json.exception.parse_error.101] parse error at 1: syntax error - invalid literal; last read: '<' ...

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