What a clever idea. The possibilites are endless. Well played Nintendo.

Bitcoin Cash double spends

Double spend is when a set of coins is spent in more than one transaction. This can happen for various reasons, but one of the reasons is fraud attempts.

Bitcoin Cash accepts 0-conf payments, which I consider insecure by default. But I would like to have some data to support this, so I went looking.

Since …

How can I buy Bitcoin?
Generate a password, and then pay someone to send bitcoins to that password.

A password?! That's it?
Yep, that's it.

What do you mean with "send to a password"?
It means those bitcoins now belong to the owner of that password.

What if someone finds my password?
Then he will be able to spend your bitcoins.

H…

Do you know which Bitcoin constant is this?

26,959,535,291,011,309,493,156,476,344,723,991,336,010,898,738,574,164,086,137,773,096,960

Maybe in its hexadecimal format?

0x00000000FFFF0000000000000000000000000000000000000000000000000000

Yes, it’s the maximum target hash.

But what thus it means, and why this “weird” value?

Bitcoin’s protocol wants b…

Sighash, short for Signature Hash, is a concept within the Bitcoin protocol that determines which parts of a transaction are signed. It plays a crucial role in ensuring the security and integrity of the Bitcoin network.

By using different Sighash types, users have control over which parts of a transaction are mutable and which are immutable when …

Nostr stands for “Notes and Other Stuff Transmitted by Relays”. It is a decentralized social network protocol that aims to create a censorship-resistant and user-empowered alternative to existing social media platforms.

Key features of Nostr:

• Decentralized: Nostr does not have a central server or authority. Instead, it relies on a network of rel…

Buy gift cards from The Bitcoin Company and pay with Liquid BTC:

• Buy gift card (includes VISA)
• Capture Lightning (LN) invoice
• Call Boltz and make LBTC => LN swap
• User pays LBTC with Marina wallet

Try it yourself: Liquid TBC

Motivation:

• Because I can 😉
• To show the possibilities of integrating…

replying to Bhread updates.

What’s this?

Bhread now provides a piece of code you can put on your site that will display replies from all of Bhread.

This feature will also work if the user doesn’t have JS enabled.

How to add a Bhread comment section in hugo

Copy this code:

  <script>
    // Wait for bhread to send a message to resize
    wind…