Tag: wallet
-
SLIP39: An Easy and Powerful Way to Secure Your Wallet Backup
When you hold bitcoin in self-custody, your backup is the master key to your wallet. It represents all your private keys and allows you to restore access to your funds if your device is lost, damaged, or inaccessible. Most wallets today use the BIP39 standard, which generates a 12 or 24-word seed phrase to secure…
-
Codex32: On the Quest to Hand-Computed Bitcoin Wallets
An initiative called Codex32 has emerged in the world of modern cryptography, where computers dominate. Created with Blockstream Research, Codex32 proposes an approach which bypasses electronics — a throwback to the historical roots of encryption. But why opt for hand computation in a world dominated by lightning-fast electronic devices? What Is Codex 32? Developed in…
-
What are BIP 39 seed phrases?
The Bitcoin Improvement Proposal or ‘BIP’ 39, was introduced in 2013 with the aim of creating a common standard for easy and safe wallet backups. Today, almost every Bitcoin wallet is compatible with BIP 39 seed phrases, and as such it is important for users to understand what they are and how to use them.…
-
Bitcoin’s UTXO model and its implications for user privacy
Bitcoin is a financial network that allows users to store and send value over the internet without a trusted central authority. In order to achieve this, Bitcoin relies on a transparent ledger of transactions shared between its users. The system is fully auditable, and every unit of value can be traced back to the block…
Bitcoin Bumblebee 