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Twitter and Threads logos are displayed on a cell phone (Justin Sullivan/Getty Images)

What Is ActivityPub? Understanding the Social-Media Protocol Meta’s Threads Plans to Use

Meta’s launch of Threads has brought new interest in ActivityPub and how the social network protocol and the associated fediverse – including the Twitter-like Mastodon – work.
Twitter and Threads logos are displayed on a cell phone (Justin Sullivan/Getty Images)
(Unsplash)

What Is Decentralized File Storage?

For those looking for an alternative to cloud storage giants Google and Dropbox, crypto networks offer a Web3 solution.
(Unsplash)
(Yuichiro Chino/Getty Images)

How to Turn Your Community Into a DAO

Understanding how a decentralized autonomous organization works is the first step to bringing your existing community into Web3.
(Yuichiro Chino/Getty Images)
(DALL-E/CoinDesk)

What Is a Multisig Wallet?

Multisignature wallets require more than one private key and adds a layer of security to cryptocurrency asset storage.
(DALL-E/CoinDesk)
(DALL-E/CoinDesk)

Custodial vs. Non-Custodial Crypto Exchanges: What You Need to Know

Following the downfall of FTX, many crypto investors are wondering if a non-custodial option is a safer bet for their coins.
(DALL-E/CoinDesk)
Web5 (developer.tbd.website)

What Is Zion, the Web5 Social Network App?

After Elon Musk's acquisition of Twitter, many people are looking for alternatives and wondering what the future of social networks may be. One contender is Zion, which uses Web5 components.
Web5 (developer.tbd.website)
Trezor and Ledger wallets (regularguy.eth/Unsplash)

How Do Hardware Wallets Keep Crypto Safe?

Interest in cold storage systems like Ledger and Trezor has skyrocketed following the bankruptcy of FTX.
Trezor and Ledger wallets (regularguy.eth/Unsplash)
Safe (8385/Pixabay)

Proof of Reserves Explained

After FTX’s stunning meltdown, many are calling for crypto exchanges to prove they have enough assets in reserve to offset any outstanding liabilities.
Safe (8385/Pixabay)
Sergey Nazarov (left) and Jonathan Ehrenfeld Solé (Chainlink Labs)

SWIFT Is Partnering With Chainlink: Here’s the Down-low on the Blockchain Data Provider

Chainlink said it is helping Belgium-based SWIFT make token transfers and communicate across all blockchain environments.
Sergey Nazarov (left) and Jonathan Ehrenfeld Solé (Chainlink Labs)
(Dall-E/CoinDesk)

Open Source: What It Is and Why It's Critical for Bitcoin and Crypto

Cryptocurrencies rely on open-source code not only to function but also to build trust and transparency.
(Dall-E/CoinDesk)
(Midjourney/CoinDesk)

The Quick and Comprehensive Guide to Blockchain for Corporate Executives

Companies are predicting blockchain will be key to driving innovation and economic growth. Here’s what business leaders need to know about the technology.
(Midjourney/CoinDesk)
(Midjourney/CoinDesk)

How to Teach Yourself Blockchain: A Guide for Budding Builders

Web3 developers and teachers weigh in with practical advice to help anyone get started building on blockchain.
(Midjourney/CoinDesk)
AI Kraken (Midjourney/CoinDesk)

Kraken: How to Get Started on the Crypto Exchange

We take a look at the pros and cons of one of the older crypto exchanges on the market. Here’s what you need to know about Kraken.
AI Kraken (Midjourney/CoinDesk)
(Gajus/iStock/Getty Images Plus)

What Is Blockchain Technology?

Blockchain technology eliminates the need for a trusted party to facilitate digital relationships and is the backbone of cryptocurrencies.
(Gajus/iStock/Getty Images Plus)
Staking crypto (Jay Radhakrishnan/Getty Images)

Crypto Staking 101: What Is Staking?

Staking is a popular way to earn passive income with your crypto investments. Here’s how you can start.
Staking crypto (Jay Radhakrishnan/Getty Images)
Pegging the dollar (Getty Images)

What's the Point of Stablecoins? The Reasons, Risks and Types to Know

Stablecoins are meant to provide a predictable haven within the volatile world of cryptocurrency, but they haven't always been as stable as the name promises.
Pegging the dollar (Getty Images)
A U.S. dollar coin balances on top of rocks

What Is a Stablecoin?

With PayPal's announcement that they are creating a U.S. dollar-pegged stablecoin, PayPal USD (PYUSD), many are wondering about this type of cryptocurrency and how it functions.
A U.S. dollar coin balances on top of rocks
A pile of poker chips

What Is Proof-of-Stake?

Proof-of-stake is a method of maintaining integrity in a blockchain, ensuring users of a cryptocurrency can’t mint coins they didn’t earn.
A pile of poker chips
Bridge (Unsplash modified by CoinDesk)

Are Blockchain Bridges Safe? Why Bridges Are Targets of Hacks

Billions of dollars worth of digital assets have been lost to hackers of blockchain bridges. We explain why and how bridges can be exploited.
Bridge (Unsplash modified by CoinDesk)
(Getty Images)

Are Crypto Mixers Legal?

These tools, aka blenders, can enhance user privacy and make transactions more anonymous – but they have long been abused to launder money.
(Getty Images)
(Pexels)

Crypto.com Exchange and Wallet: What You Need to Know

The Singapore-based platform specializes in providing users incentives.
(Pexels)
Privacy Coins (Getty Images)

What Are Privacy Coins and Are They Legal?

Regulating privacy coins continues to be a top priority for financial authorities as they attempt to clamp down on illicit crypto trading activities.
Privacy Coins (Getty Images)
(Unsplash)

Polkadot 101: Connecting the Dots for Beginners

The “layer 0” project aims to help blockchains connect and communicate with one another.
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Fire and Ice (Pixabay)

Hot vs. Cold Crypto Wallets: What Are the Differences?

Whether for security or convenience, choosing the right crypto storage solution can help keep your assets safe.
Fire and Ice (Pixabay)
(Florian Berger/Unsplash)

A Crypto Must-Know: Public vs. Private Keys

If you're just starting out in crypto, you'll hear a lot about "your keys." But there are two kinds and knowing which is which is, well, key.
(Florian Berger/Unsplash)
Proof-of-work vs. proof-of-stake (Brett Sayles/Pexels)

Proof-of-Work vs. Proof-of-Stake: What Is the Difference?

Proof-of-work (PoW) and proof-of-stake (PoS) are two different methods to validate cryptocurrency transactions.
Proof-of-work vs. proof-of-stake (Brett Sayles/Pexels)
(Julian Hochgesang/Unsplash)

What Is Near Protocol and How Does It Work?

The layer 1 competitor to Ethereum wants to be the fastest blockchain on the block.
(Julian Hochgesang/Unsplash)
Layer 2 (Etienne Girardet/Unsplash)

What Are Layer 2s and Why Are They Important?

To help with scalability and speed, blockchains such as Ethereum utilize secondary blockchains built on top of them, which are called layer 2s.
Layer 2 (Etienne Girardet/Unsplash)
Metaverse questions (Minator Yang/Unsplash)

Everything You Always Wanted to Know About the Metaverse (but Were Afraid to Ask)

Everyone has questions about the metaverse these days. We rounded up some of the more popular queries to help people understand and start exploring the metaverse.
Metaverse questions (Minator Yang/Unsplash)
Mechanism (Daniele Levis Pelusi/Unsplash)

What Is a Consensus Mechanism?

Cryptocurrency and blockchain technology rely on consensus mechanisms to function and be trusted by users.
Mechanism (Daniele Levis Pelusi/Unsplash)
Nodes are critical to running transactions on a blockchain. (Omar Flores)

What Is a Node?

In crypto, nodes are an integral part of the blockchain to validate transactions and keep the network safe.
Nodes are critical to running transactions on a blockchain. (Omar Flores)
Bitcoin Improvement Proposals are like software updates to the network. (Unsplash, modified by CoinDesk)

What Are BIPs and Why Do They Matter?

Since Bitcoin doesn't have centralized leadership, Bitcoin Improvement Proposals are essential for the community to discuss and approve any upgrades.
Bitcoin Improvement Proposals are like software updates to the network. (Unsplash, modified by CoinDesk)
Seed phrase warning

What Is a Seed Phrase?

Your seed phrase is essentially your crypto wallet recovery password if you lose access to the device where it’s initially stored on.
Seed phrase warning
Ledger Nano S Plus (Ledger)

Ledger Nano S Plus Review: Good for Beginners

The brand-new Ledger Nano S Plus is an inexpensive, Swiss Army knife-like hardware wallet that does a pretty good job of keeping crypto self-custody simple for new users.
Ledger Nano S Plus (Ledger)
(MARK GARLICK/SCIENCE PHOTO LIBRA/Getty Images)

No Stupid Questions: What’s a Crypto Token, Anyway?

While you might be familiar with cryptocurrencies and how they work, do you know what they actually are?
(MARK GARLICK/SCIENCE PHOTO LIBRA/Getty Images)
Pirate flag

What Is Cryptojacking? How to Protect Yourself Against Crypto Mining Malware

While most crypto hacks involve stealing private keys belonging to a crypto wallet and emptying it, cryptojacking involves infecting a device with malware to gain control over it. Here’s how you can protect yourself.
Pirate flag
Visualization of a quantum bit (Getty Images)

Quantum Computers vs. Crypto Mining: Separating Facts From Fiction

It has long been a concern that quantum computers could one day undermine Bitcoin and other crypto mining networks, but how realistic is that threat?
Visualization of a quantum bit (Getty Images)
(Getty)

Custodial Wallets vs. Non-Custodial Crypto Wallets

The term “wallet” is used to describe hardware or software that holds cryptocurrencies.
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Side road (Henrik Sorensen/Getty)

An Introduction to Sidechains

Sidechains have become essential for helping pre-existing blockchains like Bitcoin to scale and become more interoperable.
Side road (Henrik Sorensen/Getty)
(Nico E./Unsplash)

What Are Blockchain Bridges and How Do They Work?

If you want to move tokens from one blockchain to another, you’ll likely need a blockchain bridge to allow those assets to travel.
(Nico E./Unsplash)
Block (Tandem X Visuals/Unsplash)

What Is a Block Reward?

Block rewards are the units of cryptocurrency earned by miners or stakers for their work on a blockchain.
Block (Tandem X Visuals/Unsplash)
(Getty Images)

What Is Crypto Custody?

There is no shortage of horror stories about stolen funds, hacks and lost passwords in the crypto industry. This is where crypto custody comes into play.
(Getty Images)
Distributed Ledger

What is a Distributed Ledger?

Distributed Ledger
Red paper tearing (Getty)