How many bitcoins would it require for a sustained DOS attack on bitcoin network? Without transaction fee, how many bitcoins would that be? How many transactions could we generate with 1 BTC ...
How are malicious nodes prevented from, after getting the nonce of a new block found by someone else, broadcast it to the other nodes claiming it to be its? Also, how does the bitcoin system solve ...
What happens if someone maliciously decides to make squillions of transactions on the Bitcoin network? I see there being two vulnerabilities. Firstly - computation resources used, though this ...
I'm going to assume that during the days where Ripple was irrationally hated by some sub-population, a la the ripplescam.com site which used to be the first result on Google for "ripple coin" until ...
Has a cryptocurrency network ever been fully DDoSed so that the blockchain did not advance during the attack? If so, which one and how?
How did transaction malleability/DDOS attacks allow an exchange's internal accounting system to get “out of sync”?
This Coindesk article says that: “So as transactions are being created, malformed/parallel transactions are also being created so as to create a fog of confusion over the entire network, which ...
In other words: who has incentives for attacking pools? Do you think it's the government?
How hard would it be to successfully attack (all) the Electrum backend servers? I think there is about a handful of them. I would consider an attack successful that stops Electrum from working for a ...