Cryptocurrency – often called ‘crypto’ – is a type of money that exists only in digital form. You can’t hold it in your hand like coins or banknotes.
Despite this, you can use it to buy certain goods and services, or buy into it as an investment.
What made cryptocurrency different is that it wasn’t controlled by a central bank or government.
Although Trump signed an Executive Order to establish a Strategic Bitcoin Reserve and a US Digital Asset Stockpile, which has changed the game in America.
Crypto uses advanced computer coding (cryptography) to secure transactions and make sure no one cheats the system.
How does crypto work?
Most cryptocurrencies run on something called blockchain technology. Blockchain is like a public, digital ledger – sort of like a shared notebook – that records every transaction.
The entries are stored in ‘blocks’ of data, linked together in a chain, making them almost impossible to change or hack.
When you send cryptocurrency to someone, the transaction is verified by a network of computers and added to the blockchain.
This removes the need for a bank to act as a middleman.
What are the types of crypto?
There are thousands of cryptocurrencies, but here are a few well-known examples:
· Bitcoin (BTC): The first and most famous cryptocurrency, Bitcoin launched in 2009 and was originally created as an alternative to traditional money
· Ethereum (ETH): This platform allows developers to create apps that run without a central authority, using its currency called Ether
· Altcoins: This is the name for all cryptocurrencies other than Bitcoin. Some, like Litecoin or Ripple, aim to improve the speed or cost of transactions
· Meme Coins: Joke-themed coins inspired by internet culture (such as Dogecoin). Some gained popularity, but most have no serious use
· Stablecoins: Digital coins linked to real-world assets like the US dollar, designed to avoid big price swings
Why are people investing in crypto?
People buy cryptocurrency – like any investment – in the hope that its value will increase over time. Just like property or shares, if demand goes up, the price can rise – but this often only creates significant profit for early investors.
For some people, cryptocurrency is all about the actual technology – they believe cryptocurrencies could one day replace traditional money or create fairer access to financial systems, especially in countries where banking is limited.
What are some of the pros of crypto?
· Growth potential: Some coins have increased in value dramatically over the years.
· Decentralised: No central bank controls it, which appeals to people who distrust traditional systems.
· International payments: Sending money overseas can be faster and cheaper than through banks.
· Blockchain security: The technology is transparent and hard to tamper with.
What are the risks of crypto?
Before you get caught up in the hype, it’s important to understand that cryptocurrency is high-risk. Here’s why:
1. Extreme volatility
Prices can swing up or down in hours. You could buy a coin today, see it double in value tomorrow – or lose half your investment overnight. This makes crypto very unpredictable.
2. No regulation
The National Treasury of South Africa does not recognise crypto assets as legal tender, and it is largely unregulated. This means you don’t have the same consumer protections you get with banks. If an exchange collapses or you’re scammed, there’s often no way to get your money back.
3. Scams
Crypto is a magnet for criminals. Common scams include:
· Fake investment websites promising guaranteed returns
· Celebrity endorsements that are completely fake
· Romance scams where someone you meet online convinces you to ‘invest’ in a fake platform
· Ponzi schemes where old investors are paid with new investors’ money until the scheme collapses
4. Hacking
While blockchain itself is secure, crypto exchanges and wallets can be hacked. If your private keys (like your digital PIN) are stolen, your coins are gone for good – there’s no ‘reset password’ option.
5. Environmental concerns
Some coins, like Bitcoin, require huge amounts of electricity for ‘mining’ or creating new coins. This has a significant environmental impact, and changes in global policy or energy costs could affect the market.
6. Market manipulation
Because the market is still young, large investors (sometimes called ‘whales’) can manipulate prices by buying or selling huge amounts of coins at once.
How can you buy crypto?
For most people, the easiest way is to buy it through a cryptocurrency exchange (like Luno, Binance, or VALR in South Africa).
You can also get it from another user in a private sale.
Buying usually involves three steps:
· Choose a platform: Look for one that’s reputable, secure, and offers the coins you want
· Deposit funds: You can use rand via bank transfer or, in some cases, credit/debit cards
· Place your order: Decide how much to buy, then store it in a digital wallet (software or apps)
While some people have made fortunes, others have lost everything. Treat cryptocurrency as a high-risk investment, not a guaranteed path to wealth.
SOURCES:
www.nationaltreasury.gov.za
www.nerdwallet.com
www.kaspersky.com
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