by COINS NEWS - 3 weeks ago
XMR-BCH atomic swaps are possible, and work on a DEX is in progress. The technique is based on XMR-BTC swap (Hoenisch, P. & Pino, L.: Atomic Swaps between Bitcoin and Monero (2021), but instead of relying on SegWit/multisig to enforce TX template...
Bitcoin News / Bitcoin.com - 3 weeks ago
Over 35 cryptocurrency entities, spearheaded by Nexo, have initiated a campaign to introduce a bitcoin emoji, uniting more than 170 million community members in the process. Campaign for Official Bitcoin Emoji Gains Momentum In a push for digital cul...
More / Etherum Reddit - 1 month ago
Do you guys think wallets should implement an option where a transaction from address A to B, should feature an accompanying signature from B or it fails. I think it could be used as another safeguard against sending to the wrong address. On the rece...
More / Etherum Reddit - 5 months ago
Verifying a block you need to check each transaction’s signature. Once a block has been accepted by a network and has a couple verified children blocks, those signatures are redundant. Does ethereum discard signatures or preserve them indefinitely?...
More / Bitcoin Reddit - 8 months ago
Master extended keys Once the “seed” has been created, the master extended keys can be created, which works like this : The “seed” is put through a hashing function (HMAC-SHA512), that generates 64 bytes of data, which gets split into two halves of...
More / Bitcoin Reddit - 8 months ago
I'm curious what would happen if 2 transaction (different private keys) generate the same signature in the same block. I'm new to that stuff so I'm not quite sure if it's even possible but if so... would the transactions get confirmed...
More / Bitcoin Reddit - 9 months ago
Hi, I am trying to send now mixed funds from my sparrow wallet to my cold wallet and it has been stuck on this page for hours. What does this mean? (I'm a bit of a newbie to all of this) Will the money ever send and how do I redo it if it...
Cryptocoins News / The Cointelegraph - 1 year ago
Scientists at the University of Melbourne and Tsinghua University published pre-print research comparing the cryptocurrency market to traditional equities. A pair of...
by COINS NEWS - 1 year ago
What Are Ring Signatures? Ring signatures are one of the earliest cryptographic creations ever to be made, and they remain effective to date. A ring signature typically involves a group of users who all own keys. When using a ring signature, it’ll ap...
More / Bitcoin Reddit - 1 year ago
Clearly once you’ve downloaded the blockchain and started mining, you must check signatures otherwise others could spend coins without private keys. However, as a new joiner joining the network, what benefit is there to checking signatures? If a new...
More / Bitcoin Reddit - 1 year ago
i’ve watched videos on it, but it still confuses me. i know that the signatures still get verified because the protocol isn’t broken, and if i want to send bitcoin from a segwit address to a legacy address that requires the signature to be within th...
Bitcoin News / Bitcoin Stack Exchange - 1 year ago
Batch verification is effectively the following. Whenever a signature check is encountered during script execution, simply remember the (pubkey, message, signature) tuple, but continue immediately without actually invoking any cryptographic verifica...