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Wallets & Security

A Minimal Bitcoin Wallet for Embedded Devices: Key Handling and Safe Use

A minimal Bitcoin wallet handles keys and signing on embedded devices. This guide covers how it works, where it fits, and why private keys are irreversible.

Is It Safe to Print a Bitcoin Multisig Descriptor?

Printing a Bitcoin multisig descriptor can be safe if it excludes private keys and seed words, and if your print workflow does not leak copies.

How to Find Out if a Deceased Person Had Bitcoin

To find out if a deceased person had Bitcoin, check devices, email, exchange records, wallet backups, and inheritance access paths.

How to Self Custody Bitcoin Safely

To self custody bitcoin, you must control the private keys and accept the risks. This guide covers wallet setup, backups, testing, and costly mistakes.

Is Self-Custody Recommended for Long-Term Bitcoin Holding?

For long-term bitcoin holding, self-custody is often recommended if you can manage private keys, backups, and irreversible mistakes.

What Is Bitcoin Custody? Private Key Basics

Bitcoin custody comes down to who controls the private keys. Learn the trade-offs, the risks, and a practical checklist before moving funds.

How to Set Up a Non-Custodial Bitcoin Wallet

To set up a non-custodial Bitcoin wallet, you need to control your own private keys. Here’s a practical guide to setup, backup, and test safely.

How Crypto IRAs Store Bitcoin: Custody and Key Control

Crypto IRAs store bitcoin through custody arrangements, not always in a wallet you control. Learn how storage works, who holds keys, and what to check.