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Unbreaking testnet4
32 repliesBy Antoine Poinsot
bitcoin-dev
Involving Saint Wenhao, Garlo Nicon+9 others
Original post on March 18, 2025 14:29 UTC
Last reply on July 5, 2025 04:31 UTC
bitcoin-dev
Testnet4 aimed to improve over Testnet3 but kept a problematic difficulty reset rule.
A flag day hard fork plans to remove this rule by January 1, 2026, for smoother operations.
This change seeks a balance between a realistic test environment and developer accessibility.
Hash-Based Signatures for Bitcoin's Post-Quantum Future
14 repliesBy Mikhail Kudinov
bitcoin-dev
Involving Jonas Nick, Erik Aronesty+5 others
Original post on December 8, 2025 20:28 UTC
Last reply on December 20, 2025 01:14 UTC
bitcoin-dev
Hash-based cryptographic solutions for Bitcoin focus on security against quantum attacks.
Optimizations can reduce the large signature sizes of hash-based schemes like SPHINCS+ without losing security.
The discussion urges the Bitcoin community to consider post-quantum cryptographic solutions' practicality and security.
Re: The Cat, BIP draft discussion.
14 repliesBy Bitcoin Mechanic
bitcoin-dev
Involving Greg Maxwell, Jonathan Voss+7 others
Original post on December 11, 2025 20:54 UTC
Last reply on December 24, 2025 17:19 UTC
bitcoin-dev
The email details a debate on Bitcoin's spam mitigation proposal, "The Cat".
Critics find spam mitigation clashes with Bitcoin's decentralized ethos, yet see practical benefits.
"The Cat" suggests deleting "junk" UTXOs, raising efficiency but sparking ethical concerns.
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