Questions tagged [proof-of-work]

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8
votes
0answers
577 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 ...
5
votes
1answer
418 views

What does it mean that "the tangle is network-bound instead of hash-power-bound like blockchain"?

Can someone explain me in a very simple way what should an attacker do to double spend in IOTA? In the whitepaper I read that a double spend transaction should outweigh the legitimate subtangle. ...
6
votes
1answer
391 views

How much computing power is needed for the PoW?

I was just wondering how much computing power would you need for a single transaction. If we look into the future and think of all the small little sensors, they all would want to perform the PoW. ...
1
vote
1answer
141 views

If someone were to find a Proof of Work collision, could they pin the tail of the tangle to the head?

If someone were to find a Transaction Proof of Work collision, would it be possible to pin the tail of the tangle to the head and create an infinite loop? IE. Create a self-referential tangle segment ...
1
vote
1answer
88 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 ...