Understanding what you're getting into

Understanding the Bitcoin industry

Getting your first bitcoins

Understanding the Bitcoin industry

The birth of a global industry
The proliferation of altcoins
Adoption by major institutions
Regulation and Government Approaches
The Banks' Stance on Bitcoin
Cryptocurrency Exchanges and Bitcoin Custody
Wallets, mining and development: the pillars of the ecosystem

Since its launch in 2009 by the pseudonymous creator Satoshi Nakamoto, Bitcoin has sparked the rise of an entirely new industry; now valued in the hundreds of billions of dollars. Despite its relatively short history, this ecosystem has experienced explosive growth, evolving at an exponential pace over the past decade. Every day, new players (ranging from institutional investors and agile startups to tech giants) pour significant capital and resources into staking their claim in this rapidly expanding sector.

Today, Bitcoin has reached a critical threshold; a point of no return. Governments, central banks, fintech corporations, and traditional financial institutions can no longer afford to ignore it. Whether through regulation, cautious adoption, or open confrontation, they now recognize Bitcoin's inevitable impact on the global economy.

The birth of a global industry

Bitcoin is a radical innovation, a leap from zero to one. It represents a total break from the traditional monetary paradigm. To some, this disruption is a threat; an existential challenge to their established power and privileges. For them, Bitcoin is a Pandora's box that should never have been opened, and they will use every means at their disposal to resist it.

Others, however, see Bitcoin as a once-in-a-generation opportunity: a tool for individual freedom, a catalyst for transforming the global financial system, and a path toward a more transparent and equitable alternative. These are the builders, adopters, and contributors (the ones shaping the future).

Bitcoin itself remains neutral. It doesn't seek permission. It doesn't ask for approval. It simply exists.

In this chapter, we'll explore the key players driving the Bitcoin industry forward. Understanding their roles, incentives, and interactions is essential to grasp the dynamics of this growing ecosystem and to better navigate the opportunities and challenges it presents.

The proliferation of altcoins

Technically speaking, creating a new cryptocurrency is incredibly easy; it can take just a few minutes and requires little to no actual innovation. The real challenge isn't in the creation, but in the value. And value, in the world of digital assets, is purely determined by the market; by the confidence and demand of its users. Back in December 2019, CoinMarketCap listed over 5,000 tokens. By 2025, that number has exploded into the millions, thanks to the rise of NFTs, decentralized finance (DeFi), and countless other applications (some legitimate, many questionable). These tokens come in all shapes and forms: some claim to be currencies, others function as securities, platform utilities, sidechains, or tokenized representations of digital art.

But let's be clear: most of these cryptocurrencies are little more than scams.. Behind the veil of flashy technology and slick branding, many of these projects are powered by aggressive marketing strategies designed to do one thing, extract your bitcoin. They play on investor greed and ignorance, spinning seductive narratives about revolutionary tech or guaranteed returns; claims that rarely hold up under scrutiny.

Of course, within this sea of noise, a small handful of projects genuinely attempt to push the boundaries. Some focus on solving real technical challenges (scalability, privacy, programmability) and may contribute valuable ideas to the broader space. It's likely that over time, a few of these experiments will lead to useful innovations

But the fundamental question remains: Can these innovations thrive outside of Bitcoin?

So far, one truth stands out: Bitcoin remains the only truly decentralized, censorship-resistant digital money, backed by a global network and growing adoption. Unlike altcoins, Bitcoin isn't propped up by centralized companies or governed by a handful of developers and early investors. It's the only project that has earned the weight of thousands of hours of research, development, and relentless refinement.

Feature	Bitcoin	Altcoins (99.9% of them)
Liquidity	High	Low
Adoption (Real-World)	Global and growing	Very limited
Team	Decentralized and robust	Centralized and opaque
Reputation	Strong and globally recognized	Varies, often questionable
Infrastructure	Stable and secure	Unstable and vulnerable
Decentralization	Yes	Rarely
Scam Risk	No	Very likely
Real utility?	Yes	Debatable

Be wary of misleading claims like:

"Blockchain, not Bitcoin"
"XRP is the next Bitcoin"
"Libra will replace Bitcoin
"My project is a better version of Bitcoin"
"Central bank digital currencies will make Bitcoin obsolete"

Before investing your time or resources into any altcoin, do your own research as that's not what we're here to cover. We're here to cover Bitcoin and Bitcoin only.

Adoption by major institutions

After the ICO boom of 2017, institutions began showing serious interest in blockchain; but often without grasping what truly makes it revolutionary. Central banks and governments are now exploring Central Bank Digital Currencies (CBDCs), hoping to modernize financial infrastructure while maintaining complete control over user transactions. Projects are already underway in countries like Sweden, the EU, Russia, and China.

Tech giants have joined the race too. Facebook (now Meta) launched its stablecoin initiative, Libra, aiming to create a digital currency backed by a basket of fiat currencies. But the project met swift regulatory resistance and was eventually abandoned.

Feature	Bitcoin	Altcoins	Facebook-Coin	FedCoin
Public	Yes	Varies	No	No
Open	Yes	Varies	No	No
Borderless	Yes	Varies	No	No
Neutral	Yes	Varies	No	No
Censorship-resistant	Yes	Varies	No	No

Despite bold marketing, these initiatives don't compete with Bitcoin; they imitate its language while rejecting its core principles. They're built for compliance, not freedom. They're designed to extend surveillance, not protect privacy. They entrench control rather than distribute it.

Facebook's Libra was never meant to challenge the status quo; it was built to work with the system. In contrast, Bitcoin exists entirely outside that system. It doesn't ask for permission. It doesn't rely on trust. And it's been running flawlessly (without leaders, downtime, or central control) for over a decade.

Regulation and Government Approaches

Bitcoin, by its very nature, operates outside traditional frameworks. It doesn't rely on a central authority and can't be controlled or altered by any single entity. But while the protocol itself is immune to regulation, the participants who interact with it (exchanges, businesses, and users) are still subject to national laws.

Since Bitcoin is a global network, countries have responded in vastly different ways:

Some impose heavy restrictions, like China, attempting to curb usage without ever truly stopping it.
Some others offer more welcoming environments, such as Switzerland or Canada, seeing Bitcoin as an opportunity rather than a threat.
Most are still undecided, experimenting with regulations while trying to balance innovation with oversight.

Governments and institutions often struggle to classify Bitcoin accurately (is it money, property, or something entirely new?). As a result, regulations tend to be reactive, inconsistent, and constantly evolving. If you're involved in Bitcoin, it's essential to stay informed about your local landscape; especially when it comes to taxes, banking access, and compliance rules.

The Banks' Stance on Bitcoin

As cornerstones of the traditional financial system, banks see Bitcoin as a direct threat to their economic model, which is centered around intermediation and control of financial flows. This explains why many banks across the world have imposed restrictions on businesses and individuals using Bitcoin. Some go as far as closing accounts or limiting access to services for companies operating in the cryptocurrency sector, often citing anti-money laundering (AML) and counter-terrorism financing (CTF) concerns.

However, while Bitcoin is seen as a competitor, many of these same banks are actively investing in blockchain research and development, trying to leverage Bitcoin's innovations without relinquishing their control. They understand that blockchain offers significant potential, but they aim to control how it's integrated into their existing infrastructure, rather than embracing Bitcoin's decentralized, open model.

Cryptocurrency Exchanges and Bitcoin Custody

Exchanges play a critical role in the Bitcoin ecosystem, acting as bridges between fiat currencies and Bitcoin. They allow users to buy, sell, and sometimes trade Bitcoin for other digital assets. However, not all exchanges are created equal, and it's essential to choose the one that aligns with your needs while minimizing risks. Here are key factors to consider before using an exchange:

a solid reputation for being secure;
sufficient liquidity to ensure rapid trading without extreme price fluctuations;
responsive and efficient customer service;
A user-friendly interface that makes transactions easier to navigate;
an option for automatic recurring purchases (ARP);
easy, free withdrawal of bitcoins to a personal wallet.

Exchanges that comply with local regulations typically have to follow strict "Know Your Customer" (KYC) protocols, requiring users to provide identification documents before accessing services. While these processes are designed to prevent illegal activity, they can compromise the privacy that Bitcoin inherently offers.

KYC platforms collect your personal information under the guise of security. This data can be exploited by governments to monitor your financial transactions and restrict your access to certain operations.

However, there are alternatives for acquiring bitcoins without submitting to KYC:

P2P purchase platforms such as Bisq, Robosat, LNP2PBot, Peach, HODL HODL, etc.;
Direct cash purchases, for example at local Bitcoin meetups;
Regulated purchase platforms without KYC, which are rare but available in certain countries.;
Bitcoin ATMs;
Working in exchange for bitcoins;
Mining bitcoins.

There are several types of platforms, each suited for specific uses:

Peer-to-peer exchange platforms (P2P)

These platforms allow users to buy and sell bitcoins directly with each other, without a centralized intermediary. They offer greater privacy, especially because they operate without KYC. You can find local sellers with whom you can conduct in-person transactions or use various online payment methods (SEPA, Revolut, Wise, etc.).

Caution: For any physical transaction, choose a public and secure location to avoid potential scams.

Bisq 2Complete guide to using Bisq 2 and exchanging bitcoins P2P

Hodl HodlStep by step guide for HODLHODL

LNP2PBotComplete guide to LNP2PBot and P2P bitcoin trading

PeachComplete guide to using Peach and trading bitcoins in P2P

RobosatsHow to use Robosats

Bitcoin-only exchange platforms

These platforms take a user-friendly approach, offering a simple, transparent service. They are Bitcoin-only. They often implement solutions for purchasing bitcoins through Dollar-Cost Averaging (DCA) and offer automatic withdrawals to a personal wallet. They are particularly suited to beginners looking to accumulate bitcoins in a progressive and secure way. Examples: Relai, Bull Bitcoin, StackinSat, Bitstack...

BitstackBuy and sell bitcoins on the Bitstack application

Bull BitcoinBuy and sell bitcoins on Bull Bitcoin

RelaiA simple tutorial on using Relai for your Bitcoin journey!

StackinSatHow to use Stackinsat

General-Purpose or Trading-Oriented Exchange Platforms

These platforms offer advanced features beyond simply buying Bitcoin, including leverage and derivatives. However, we strongly advise against trading. Instead, we recommend purchasing Bitcoin and moving it to your own wallet. Trading is a high-risk activity and generally not suited for those focused on long-term accumulation. Staying out of the trading game is often the smarter path.

BitfinexHow do I use Bitfinex?

BitstampHow to use Bitstamp

KrakenHow can I buy and sell bitcoins on Kraken?

PaymiumSetting up your Paymium account

Exchange platforms are not secure wallets. Leaving your bitcoins on an exchange exposes you to considerable risk. Several scenarios could result in the loss of your funds:

Hacking: Many bitcoins have been stolen from compromised platforms (e.g. MtGox);
Government seizure: A government can shut down a platform and freeze its users' funds;
Bankruptcy or fraud: Numerous platforms have disappeared with their customers' money (e.g. FTX).

The golden rule is simple: If you don't own your private keys, you don't truly own your bitcoins. Always withdraw your funds to a personal wallet as soon as possible to ensure complete sovereignty over your money.

Wallets, mining and development: the pillars of the ecosystem

Bitcoin wallets

At the heart of Bitcoin ownership lies the wallet—a specialized tool that securely stores the private keys needed to access and manage your bitcoins. A wallet can take many forms: a dedicated hardware device, a mobile or desktop app, or even a piece of paper with a key written on it. These wallets bridge your digital wealth with the real world, making Bitcoin usable in everyday life.

Each type of wallet offers a different balance of:

Privacy
Security
Ease of use
Cost

The Bitcoin wallet industry is divided into several categories, each catering to different needs and levels of technical expertise:

Hardware Wallet Manufacturers: These companies develop physical devices designed for secure key storage. Some are open-source, while others offer proprietary solutions with varying features and levels of security. Notable names include Ledger, Trezor, Coinkite, Foundation, and Shiftcrypto.
Software Wallet Developers: These range from companies to independent developers creating mobile and desktop applications. Their offerings vary in user experience, security, and features. Examples include Sparrow, Wizard Sardine, Galoy, Synonym, and Blockstream.
DIY (Do It Yourself) Wallets:These open-source solutions are designed for advanced users who want full control and minimal reliance on third parties. Building your own wallet reduces trust dependencies and can increase your security posture. Notable DIY options include Seedsigner and Specter DIY.

Wallets play a fundamental role in Bitcoin and will be explored in more depth later in this course.

Bitcoin Mining

Mining is a core function of the Bitcoin network. It ensures the system's security and keeps the blockchain operational. Miners validate transactions and secure the network by performing energy-intensive computations known as Proof of Work. Each newly mined block adds a batch of transactions to the blockchain and releases new bitcoins according to the protocol's issuance schedule.

In Bitcoin's early days, mining could be done from a personal computer. Today, it's a competitive, global industry dominated by companies with substantial financial and technical resources. The quest for cheap energy sources has become a key focus, as miners aim to optimize operational costs and profitability. Mining operations now range from massive industrial facilities to small-scale setups running in homes or garages..

The mining ecosystem consists of several major players:

Hardware Manufacturers:Companies like Bitmain design and produce ASICs (Application-Specific Integrated Circuits), ultra-specialized chips created solely for mining Bitcoin.
Mining pools:These are collectives of miners who combine their computing power to improve their chances of earning rewards. Given the increasing difficulty of mining, pools offer more predictable payouts by distributing block rewards (newly mined bitcoins and transaction fees) among participants based on their contribution. Examples include Foundry USA, AntPool, F2Pool, MARA Pool, and Braiins Pool.
Miners:These are the individuals or organizations running the mining hardware and software. On one end, there are small-scale miners using machines like the Antminer S9, and on the other, industrial operations like Galaxy Digital, which manage enormous facilities dedicated to mining.

Mining is a world of its own, with many layers to explore; technical challenges, economic incentives, and energy considerations all come into play. For those interested in exploring this area further and truly understand how it works, our MIN201 course takes you through everything you need to know.

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Development in the Bitcoin ecosystem

At the heart of Bitcoin's technical evolution lies Bitcoin Core, the most widely used software client for running a Bitcoin node. It's an open-source project, fully transparent and publicly available on GitHub: https://github.com/Bitcoin/Bitcoin. where anyone can review the code, follow discussions, and see how the protocol evolves. While updates are proposed and debated, no one is forced to adopt them and users remain in control of which version they run.

Bitcoin development can be understood through a few distinct groups of contributors:

Bitcoin Core developers, These are the individuals who maintain and improve the main software client. Among these are the maintainers, who hold the keys to managing the repository. In 2025, there are five of them: Hennadii Stepanov, Michael Ford, Ava Chow, Gloria Zhao and Ryan Ofsky. Then there are the contributors who submit code changes, bug fixes, or improvements. These proposals go through peer review and community discussion before being accepted.
Developers of Layered protocols,This group works on technologies that build on top of Bitcoin, like the Lightning Network or RGB, aiming to extend Bitcoin's capabilities without changing its core.
Independent developers, These developers focus on creating tools and applications to improve the user experience, such as Mempool.space (a visual interface for tracking transaction activity) or Alby (tools for using Lightning payments in browsers and apps).

Anyone can propose changes to Bitcoin Core, but the process is intentionally rigorous. New ideas often take years to refine and require deep technical understanding, broad community engagement, and multiple layers of review. Proposals are typically submitted in the form of Bitcoin Improvement Proposals (BIPs);some of which never make it into the protocol. Innovation is welcome, but only when it's backed by solid reasoning, community consensus, and careful testing.

Despite what some might believe, no one has unilateral control over Bitcoin; not even the maintainers of Bitcoin Core. Their role is to manage the software repository, not the protocol itself.

Even if a maintainer approved a controversial change, it wouldn't affect the network unless nodes (run by users) actually adopt and run that version. In the end, Bitcoin's code only matters if people choose to run it. It's also worth noting that Bitcoin Core isn't the only client. Alternatives like Bitcoin Knots implement the Bitcoin protocol too, giving users more choice and reinforcing the system's decentralization:

Bitcoin KnotsHow do I launch a node with the Bitcoin Knots alternative client?

Quiz

btc1023.3

1/5

How many maintainers are there on Bitcoin Core in 2025?