Questions tagged [double-spending]

Use this tag for questions related to Double Spending: A double spend is an attack where the given set of coins is spent in more than one transaction.

5 questions with no upvoted or accepted answers
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15
votes
3answers
411 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
387 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 ...
2
votes
0answers
94 views

How to compute the % of network computing power the attacker hold?

It is known generally that Tangle is susceptible to 34% attack(of total computing power) that gives a 100% successful attack. The example given on page 19 of white paper says that an upper limit to ...
2
votes
0answers
72 views

how to relate computing power of attacker to transaction rate of attacker?

Assume that the merchant accepts the legitimate transaction when its cumulative weight becomes at least w_0, which happens t_0 time units after the original legitimate transaction. let μ stand for the ...
1
vote
0answers
28 views

what is the Mathematical principle of the tangle

how do i get the probability of the douple-spending?