Christian Wind (Seedor) im Gespräch über die Sicherheitslücke von der Coldcard, die eure Bitcoin in Gefahr bringt.

https://blog.coinkite.com/coldcard-mk3-seed-generation-warning/

https://engineering.block.xyz/blog/predictable-rng-fallback-and-32-bit-reseed…

Reliable AI isn’t one agent, it’s a system. The right architecture ...

Ein Fehler im Zufallsgenerator der Coldcard hat Seeds vorhersehbar gemacht – 594 Bitcoin wurden in 25 Minuten abgeräumt. Wer betroffen ist, wie du das prüfst und was jetzt konkret zu tun ist.

Schlüssel, Gerät, Geist: Zwei Stufen der Souveränität hat der Bitcoin-Space gut im Griff. Die dritte behandelt fast niemand – dabei entscheidet sie darüber, ob der Ausstieg mehr ist als ein Depotwechsel.

This week’s newsletter warns about a severe vulnerability affecting wallets generated by COLDCARD signing devices, summarizes the disclosure of two denial-of-service vulnerabilities in Core Lightning, and describes a proof of concept for a zero-knowledge…

De acordo com o alerta agroclimático da Rural Clima, o mês de agosto deverá ser marcado pelo retorno das chuvas em grande parte do Brasil

São Paulo, 31 de julho de 2026 – A sexta apresenta um quadro divergente para o mercado acionário global. As bolsas sobem, impulsionadas pelo bom desempenho do setor de tecnologia. Mas o petróleo também tem alta, com os investidores preocupados com o tráfego…

Em junho de 2026, os preços da indústria variaram -0,77% frente ao mês anterior, mantendo a variação negativa de maio frente a abril

O mercado físico brasileiro de café deve encerrar a semana com preços mais altos. A Bolsa de Nova York (ICE Futures US) opera em alta.

Live extraordinária para responder a dúvidas sobre os ataques de ontem que levaram a perdas de Bitcoin para usuários da carteira Coldcard MK3 da Coinkite.

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Precisa de liquidez imediata e não quer vender seus Bitcoins? A Ledn é o lugar…

There is about $200 TRILLION of capital in the world, a market Hal ...

Carrie Tan, a PhD candidate at Stanford and research intern at Arena, presents a framework for making valid inferences from synthetic data—even when ground-truth data doesn't exist yet.

Synthetic data is fast and cheap, but it can also make us confidently…

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In this video, I discuss the current Coldcard hardware wallet emergency.

If you generated a seed using a Coldcard, you need to take action ASAP, and move your funds to a new wallet…

🚀 Release notes
We’re excited to announce Bisq Easy 0.10.0, bringing fully decentralised, P2P Bitcoin trading over Tor to your Android mobile device, featuring:

New Network Info screen: see your n...

Vercel Passport is now generally available. Protect your deployments with your own identity provider and read verified visitor identity in application code.

Shelbit routed $4B for Iran's IRGC-linked network, $676M traced to Binance. VARA issued cease-and-desist July 24. OFAC is signaling wallet blacklist expansion.

OFAC designated two Iranian entities running a Bitcoin-payment extortion scheme on Hormuz shipping. The regulatory precedent matters more than the Iran story.

A disputed exam, an unreliable detector, and one very late Apple Pages file.

A pilot with zero programming experience built an app through vibe ...

Why does Bitcoin matter beyond price, investment and speculation?

In this newly edited documentary, I explore how Bitcoin can help protect seven rights from the Universal Declaration of Human Rights - including equality, privacy, freedom of speech, freedom…