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From: Nagaev Boris <bnagaev@gmail.com>
To: yurisvb@pm.me
Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Lamport scheme (not signature) to economize on L1
Date: Mon, 18 Dec 2023 21:45:45 -0300	[thread overview]
Message-ID: <CAFC_Vt644Wqn7EcvoZwFscPMov8T5kO9ss_QRgNgVNir-bBA0Q@mail.gmail.com> (raw)
In-Reply-To: <1aHuuO-k0Qo7Bt2-Hu5qPFHXi4RgRASpf9hWshaypHtdN-N9jkubcvmf-aUcFEA6-7L9FNXoilIyydCs41eK4v67GVflEd9WIuEF9t5rE8w=@pm.me>

On Mon, Dec 18, 2023 at 7:44 PM <yurisvb@pm.me> wrote:
>
> I beg to disagree: key owner broadcasts first bundle (let's call it this way) so that it is on any miner's best interest to include said bundle on their's attempted coinbase because they know if they don't any other competing miner will in the next block.

What if an attacker broadcasts the first bundle? He spent a lot of
time cracking the hash which is the part of the address in the
proposed scheme. Then he cracked the second layer of hashing to have
both hashes ready. If the utxo has enough sats, the attack is
economically viable.


-- 
Best regards,
Boris Nagaev


  reply	other threads:[~2023-12-19  0:46 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-18  1:37 [bitcoin-dev] Lamport scheme (not signature) to economize on L1 yurisvb
2023-12-18 12:29 ` Sergio Demian Lerner
2023-12-18 16:45 ` Nagaev Boris
     [not found]   ` <-lH1AcjRwuxfuqLPFOh_oga10Qm12fb7Se9imDeS5ft6CU3y8KTQa3tBP0twJJBFSHgj7FC8EIxvEser3oZdWvkeitRwERQl_cCdgAWtbTU=@pm.me>
     [not found]     ` <CAFC_Vt7B1oV0_uAwKe3NQLWE2jdQ_MF1W4fnVqkf8s=YHyfVyQ@mail.gmail.com>
2023-12-18 22:43       ` yurisvb
2023-12-19  0:45         ` Nagaev Boris [this message]
2023-12-19 14:07           ` yurisvb
2023-12-19 17:08             ` Nagaev Boris
2023-12-19 21:22               ` yurisvb
2023-12-20 21:33                 ` Nagaev Boris
2023-12-21 16:07                   ` yurisvb
2023-12-22  4:52                     ` G. Andrew Stone
2023-12-22 15:32                       ` yurisvb
2023-12-23  0:26                         ` yurisvb
2023-12-29  0:30                           ` yurisvb
2023-12-31 17:42                             ` yurisvb
2023-12-31 19:33 ` David A. Harding
2024-01-01 10:17   ` yurisvb
2024-01-01 18:57     ` David A. Harding
2024-01-05 18:02     ` yurisvb
2024-01-05 18:22       ` yurisvb
     [not found] <nvbG12=5FSi7DVx9JbnnAvZbNdWk7hDQA23W1TXMkfYoU2iBA95Z1HzRnXgyiwFhDBmdi=5FrWL0dPllX1M9N9YZPDV47VgYADNd7CQA9CkAuX0=3D@pm.me>
     [not found] ` <ue8nChOuMtyW=5FJM-WxikLpWUSn9I99UHI5ukFVfLOEmQtCo4noetzyVKercbrwjr=5FEqNotDsR1QZ0oijMu11TO2jpEjlJF71OjLlNoZ-00Y=3D@pm.me>
     [not found]   ` <CAFC=5FVt5PcqqcREJ67Jzcg=3DK+Agd02a9f5uSit8LwkYHshbvF7A@mail.gmail.com>
     [not found]     ` <HG9-9VDKRd3-0v0x9QP05=5FCjyk9Y3UW-94A1RHsT3xMQYmb7Y6sk9-wTUlqVZzm6ACigM7aM-B6NB-z6jVCCXhQIGEYkEcBKryzP587FlIo=3D@pm.me>
     [not found]       ` <CAFC=5FVt6vqZkeenfrsqSj4T3+4+L2KMam0o0FeWJ4VzBEWE=3DHfA@mail.gmail.com>
     [not found]         ` <I11FZ=5FZpfwpnQBh5hbBZMHsQt=5FcKwF9My49X4-MMRIYvaJEoIwta-GEaDNN1EtQxST4gQFAvqfOZElDvIpPrlAVknyN52IMnJKNy5kT8sUE=3D@pm.me>
     [not found]           ` <CAHUwRvuyhQDN5RF0ysMAJgWS2V7vv-3yHzKcLspk=5FHzQY=3Dtt2Q@mail.gmail.com>
     [not found]             ` <jGJvlLv4UL13U6aklzwkyRE4XRQtQSK-JZzpevPzyWQhQ4rU84I5fPDSdbtW7ehFzxkLtaOEenMMQAbHslH766qj9DGfb7QlwwXqjGsNRvU=3D@pm.me>
     [not found]               ` <nMFSEupHxGqdH2Z4kSNj-kufM4X=5F=5FUexnJOqC99-KlfT84adaDfPLm66vS6V8Ogphiogz1dvzFEVjM7QO=5Ft9PVR3VqNxZCIvD4C=5FSEtkDfc=3D@pm.me>

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