Jameson Lopp
@lopp
Insights on security, privacy, technology, money · Co-founder & Chief Security Officer @CasaHODL · creator of
307 Following 530.8K Followers
Were you foolish enough to run a BIP-110 node despite my warnings that it would break?
Now your node is stuck at height 961,633 and simply switching to a different client won't fix it. To get back on the real Bitcoin chain:
$ bitcoin-cli invalidateblock 0000000000000000000169eb6f811ddbd0daf343af7b62180cdb13e7c78dbc16
$ bitcoin-cli stop
[install a non BIP-110 client]
$ bitcoind -reindex -daemon
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Bitcoin Core v32 is going to sync 30% - 40% faster thanks to processing parallelization improvements. 🥳
1 month until all BIP-110 nodes get forked off the Bitcoin network; bookmark to follow along the exciting countdown!
It turns out Apple's "hide my email" feature doesn't actually hide your email and they've refused to fix the flaw for a year.
The price of liberty is eternal vigilance.
France is now reporting that after experiencing 45 Bitcoin wrench attacks in 2025, they have already suffered 77 attacks in the first half of 2026.
In 2025, 27% of bitcoin wrench attacks were in France.
Thus far in 2026, 70% are in France.
It's accelerating.
New realtime Bitcoin network visualization site just launched: Proof of Sound!
Incentive misalignment detected.
In a 3% experiment, removing the Top-30 highest paid revenue share accounts from the For You timeline increased both time spent and daily active users on X.
No North Koreans, BTW!
Feel free to shoot your shot...
We'll just end up laughing at you.
Casa is first and foremost a security company. Do you have the skills to fight on the front lines with us? We're currently seeking a DevSecOps engineer to continue innovating our security posture in a variety of areas.
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Casa is first and foremost a security company. Do you have the skills to fight on the front lines with us? We're currently seeking a DevSecOps engineer to continue innovating our security posture in a variety of areas.
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History doesn't repeat, but it does rhyme. I expect that governance battles will be a recurring growing pain for Bitcoin for the forseeable future.
The future of multi-asset bitcoin isn't theoretical...
we're already running it in production ✨
@ambosstech payments API is built on Taproot Assets, and v0.8 makes the infra meaningfully better: faster proofs, smarter liquidity, backup & restore.
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This is a neat new site that creates a timeline of over 1,000 activities performed by Satoshi Nakamoto:
This is a dangerous anti-privacy bill (identity verification) that the House of Representatives might try to pass by voice vote this afternoon before many of us are even in town. Senators Mike Lee, Rand Paul, and Ron Wyden voted against a similar bill in the Senate two years ago.
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NEW: Quantum Computing section now live on my Bitcoin Resources site! What other related links should be added?
@lopp @Trezor @BTCPrague @JosefTetek Hi @lopp, the Seeding Bitcoin documentary is now live on Youtube:
@jimmysong You don't know enough about Bitcoin to understand the consequences of activating or not activating 110?
Yet we are also to believe that you DO know enough about Bitcoin to lead the effort of launching an alternative Bitcoin client?
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Who will watch the watchers to ensure they behave and don't abuse their power?
A trillion sensor in space, in the air and on the ground will allow us to know anything, anywhere, at any time. There will be no hiding.. A good thing... Humans behave better when they’re being watched.
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Silk Road admin who got screwed pretty badly during that saga could use some community support.
Our @DMND_Sv2 pool just mined the first known Bitcoin Stratum V2 block,
Block 955,318. Mainnet.
A miner built their own block template and mined it through our pool. No pool deciding their transactions for them.
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