What is cryptocurrency?

Learn what cryptocurrency is, how it works, and why it's the future of finance. Explore Bitcoin, Ethereum, blockchain technology, crypto investing, staking, and digital wallets — all explained in simple terms for beginners

Hassan Abdullah

4/29/20255 min read

what is cryptocurrency
what is cryptocurrency

What is cryptocurrency?

Crypto currency is typically a decentralized digital money created to be used over internet. Bitcoin is the first crypto currency which is the biggest and most influential cryptocurrency by far, was launched in 2008. In previous decade or bit more Bitcoin and Ethereum become one of biggest alternative to the money backed by the governments.

Over 7 trillion dollars of Bitcoin has been transferred since 2009.
  • There are some popular crypto like Bitcoin, Ethereum, Solana, Cardano and many more some are similar while other have extra updates , like compatible with Apps which use for value creation.
  • Crypto make it easy to be send online without any middleman like banks.

  • Crypto send your value to anywhere in the world within no time, 24/7.

  • Crypto are not issued or backed by government, they are based on peer to peer open source network which make them transparent, and anyone can part in it.

  • Although it is not backed by the bank or government but still very secure, all the transactions are evaluated by blockchain technology.

What is blockchain technology?

Blockchain technology is a digital ledger that records transactions in a secure, transparent, and decentralized way.

What is Digital ledger?

A digital ledger is a computerized record of transactions, similar to a traditional paper ledger, but stored and managed electronically.

  • A cryptocurrency blockchain is similar to the back paper ledger but this is managed electronically, constantly verifying every single recorded transaction.

Let’s talk about some key concepts of Cryptocurrency;

Transferability:

Crypto make the transfer of value to anywhere in the world as paying cash for groceries. You can transfer them very easily.

According to bank of America Bitcoin is 60X cost effective and 48X faster than traditional transfer wire.

Privacy:

While transferring cryptocurrency, you don’t need to share the personal information with the merchant. Its mean your information is not shared with other parties like banks, payment services and credit rating agency.

Security:

Cryptocurrency is based on blockchain technology which record every truncation and is verified and evaluated by huge computing power.

According to Blockchain.info: Attacking the Bitcoin blockchain a hardware of 4 billion dollar should be need. You can imagine the security.

Portability:

Crypto is available for you anywhere in the world. You have access anytime anywhere through different exchanges. Record of every transaction is public which create transparency and prevent money manipulation.

Transparency:

Every transaction is public on every blockchain which make it transparent and live no room for manipulation of transactions.

Irreversibility:

Cryptocurrency payments cannot be reversed like credit card. Cryptocurrency has the ability to make commerce cheaper by taking out the credit card companies, who charged highs fees.

Why is cryptocurrency the future of finance?

Call the cryptocurrency money 2.0, it’s the first alternative to the traditional banking system having a powerful advantage over the previous payment system. This currency is native to the internet. Their compatibility make it fastest, low cost and most universal way to exchange value.

  • Cryptocurrencies can be used to buy goods or services or held as part of an investment strategy, but they can’t be manipulated by any central authority, simply because there isn’t one. No matter what happens to a government, your cryptocurrency will remain secure.

According to trading view: Bitcoin has outperformed global stock indexes by generating 132% return (YTD)

  • Cryptocurrency provide opportunity to everywhere and anywhere in the world. As long as you have a smartphone or another internet-connected device, you have the same crypto access as everyone else.

  • Promotes economic freedom

Crypto can be a strategy for the broader investments like in Bitcoin, Ethereum, Solana, Cardano and many more. If you want to start from a smaller capital like 30$ to 100$

Check out this blog for investment:https://thinkytalks.com/top-5-crypto-coins-to-invest-in-2025

Digital currencies provide equality of opportunity, regardless of where you were born or where you live.

Why invest in cryptocurrency?

Many exchanges have made buying and selling very easy Like OKX, make it secure and rewarding. check out this link: https://okx.com/join/79574258

Let’s talk about, why should you invest in cryptocurrency?

  • The creation and verification of account on any exchange take 1 to 2 hours, like you become ready for buying.

  • You can start from very small amount like you can buy 20$ worth of Bitcoin or any other coin.

  • Many digital currencies, including USDT, USDC, Eth, offer holders rewards just for having them, which is called staking.

What is staking?

Staking in cryptocurrency involves locking up your digital tokens in a blockchain network to earn. Reward would be mostly in form of tokens that you have locked.

  • Unlike stocks or bonds, you can easily transfer your cryptocurrency to anyone else or use it to pay for goods and services.

  • Millions of people hold Bitcoin and other digital currencies as part of their investment portfolios.

Example: If you invest 10$/month for four years the amount you invested would be increased by 595%.

Initial investment is 480$, will become almost 3500$ which is way more than any other investments.

How does cryptocurrency work?

There are thousands of cryptocurrency in the world which share the core process of Bitcoin but still have different features. Let’s take an example of Ethereum which is used to run applications and form contracts.

  • At a very basic level if we discuss like anytime when a person receive or send a Bitcoin the transactions are recorded. This list of transactions is fundamental for most cryptocurrencies because it enables secure payments to be made between people who don’t know each other.

  • Blockchain technology is also exciting because it has many uses beyond cryptocurrency. Blockchain are being used to explore medical research, improve the sharing of healthcare records, streamline supply chains, increase privacy on the internet, and so much more.

  • The blockchain ledger is distributed across all the computers in the network, with each one continuously verifying its accuracy. As a result, there’s no central vault, authority, or database that can be hacked, stolen, or tampered with.

  • The principal behind Bitcoin and Bitcoin blockchain first surface in a white paper in 2008 by anonymous individual or group named Satoshi Nakamoto.

What is cryptocurrency mining?

Cryptocurrency mining is the process of verifying and adding new transactions to a blockchain, essentially validating and securing the network. Miners use computational power to solve complex mathematical problems, a process known as Proof-of-Work (POW). This validation process releases new coins into circulation and rewards the miners with cryptocurrency for their work.

Key question: Where do crypto get their value?

Crypto get value basically from the demand and supply. Like how many Bitcoin are available to buy at any moment in time. Demand refers to people’s desire to own it—as in how many people want to buy Bitcoin and how strongly they want it. The value of a cryptocurrency will always be a balance of both factors.

How to buy and store your crypto:

  • For buying crypto you can create account on any exchange like OKX, Binance, and Coinbase.

  • Connect it to your bank account, load some USDT through P2P or direct transfer and now you are ready for buying.

  • Storing crypto is similar to storing cash, which means you need to protect it from theft and loss. You can store it in wallets.

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crypto mining setup
crypto mining setup