"Do Zero ao Primeiro Bitcoin" é o curso exclusivo da Bipa em 21 dias.
Em cada aula, você aprende de forma didática a história do Bitcoin, como ele funciona e como começar a investir com segurança.

Nessa sexta aula explicamos onde o seu Bitcoin realmente…

The My First Bitcoin education app brings cohorts, activities, guides and communities into one place for Bitcoin educators and students. Now in closed beta.

A Blog post by NVIDIA on Hugging Face

The breach hit an internal employee system that Bithumb says is separate from its trading platform, while the exchange is still determining whether customer information was exposed.

All the books published about Bitcoin from 2014 to 2026.

Security Related Changes

The underlying python-opentimestamps library was upgraded, fixing a few
fairly minor issues with calendar redirects, the calendar whitelist, and
malformed OTS proofs.
Prev...

Ejemplo de cómo analizar un email viendo sus cabeceras y comprobando quién realmente lo envía y sus intenciones, para así mejorar nuestra seguridad.

#ciberseguridad #email

RECIBE UNA GUÍA PARA EMPEZAR EN CIBERSEGURIDAD

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Tired of running flatpak update by hand?…

Jack Dorsey’s Block has launched “Bitcoin Does,” its first national advertising campaign for Bitcoin, targeting 60 million Americans who are curious about Bitcoin but have never used it. The campaign focuses entirely on what people can do with Bitcoin rather…

Africa’s Bitcoin circular economies are growing. But after the onboarding campaigns and conference visits end, how many merchants keep accepting sats? A honest look at what real sustainability requires.

China's AI stocks lost $480 billion. But SK Hynix posted record profits and says RAM stays scarce till 2030. Bubbles pop, prices don't.

The team becomes the solution and the quiet guardian of the problem.

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Colocar vários clientes na mesma VPS economiza. Mas um cliente pode travar o processo de outro.

Exemplo real: um cliente de contabilidade fazendo fechamento de mês pode fazer o Docker matar o processo de outro cliente na mesma máquina.

A escolha certa entre…

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

Data from 10,000 websites shows uneven organic traffic declines across markets, industries, and site sizes, with AI only part of the story.

Fiat is Latin for let it be done. Since 1971 that command is the only thing backing your dollar, and whoever gives it can give it again.

#bitcoin #bitcoinformillennials #fiat #money #inflation

Summary This post details two distinct Denial-of-Service (DoS) vulnerabilities discovered in Core Lightning (CLN). Both vulnerabilities allowed a remote peer to trigger unbounded memory growth, ultimately leading to Out-of-Memory (OOM) system crashes. The…

I’d like feedback on a draft that standardizes the policy a co-signer enforces, not the co-signer itself. A co-signer that signs only when a predicate holds is a known way to emulate covenants today. Towns described the multisig version of this in 2021.…

Tudo que eu indico (apps, livros, ferramentas): https://marcosvarjao.com/i/mzj3A-JqijY
Mentoria individual de inglês para profissionais: https://marcosvarjao.com/m/mzj3A-JqijY

Tentar controlar cada regra antes de abrir a boca transforma o estudo da gramática…