Bitcoin

Base64 vs Base58 Encoding

Nov 03, 2020 by Lane Wagner

Base64 is one of the most popular encoding formats for representing data. Have some binary data?

Elliptic Curve Cryptography: A Basic Introduction

Sep 17, 2020 by Lane Wagner

Elliptic Curve Cryptography (ECC) is a modern public-key encryption technique famous for being smaller, faster, and more efficient than incumbents.

What is SHA-256?

Jul 08, 2020 by Lane Wagner

SHA-2 (Secure Hash Algorithm 2), of which SHA-256 is a part, is one of the most popular hash algorithms around.

Achieving Data Integrity Using Cryptography

May 04, 2020 by Lane Wagner

Data integrity refers to the accuracy, legitimacy, and consistency of information in a system. When a message is sent, particularly using an untrusted medium, data integrity provides us with confidence that the message wasn’t tampered with.

Top 8 Online Crypto Communities

Jan 08, 2020 by Lane Wagner

Crypto has been explosive in 2021. The gains have been even better than the memes! While dancing cat videos are fun, the wise will also take advantage of the various communities as an opportunity to learn more about the technology that supports decentralized money.

(Very) Basic Intro to Hash Functions (SHA-256, MD5, etc)

Jan 01, 2020 by Lane Wagner

Hash functions are used to securely store passwords, find duplicate records, quickly store and retrieve data, among other useful computational tasks.

How to Secure Your Bitcoin

Aug 30, 2019 by Lane Wagner

If you’re new to Bitcoin and cryptocurrency, you may have heard the common phrase not your keys not your coins.

BIP 32 Watch-Only Wallets

Jul 25, 2019 by Lane Wagner

Bitcoin improvement proposal 32 is, in my opinion, one of the most important BIPs we have.

Trustworthy vs Trustless Apps

Jul 23, 2019 by Lane Wagner

In the wake of the hearings about Facebook’s new Libra blockchain, it is more important than ever that we all understand the difference between trustworthy and trustless apps.