Security (53)

How does a part-time job in the world of crypto sound to you? To many, it's an exciting opportunity to be involved in a technology that's positively disrupting industries. The crypto sector can be thrilling, especially for those passionate about new technology and digital assets who want to merge their interests with a career.

Romance scams have been around for some time, and now often use crypto as their means of defrauding victims. This is a form of confidence trick that involves a scammer faking romantic intentions with the victim. The aim is to create an emotionally intimate relationship to persuade the victim to hand over their money, digital assets, or personal information.

As cryptocurrencies like Bitcoin and Ethereum grow in popularity, so does the sophistication of scams that exploit unsuspecting traders. These scams can involve fraudsters impersonating trusted entities or influential figures in the crypto space to deceive individuals into sending them cryptocurrency, or divulging sensitive information.

Crypto remittance scams are a growing concern in the crypto space. These scams deceive individuals into sending crypto or fiat money, with the false promise of receiving a larger sum in return. Like , remittance scams exploit vulnerabilities, using false promises and emotional manipulation. This article outlines what crypto remittance scams are and offers guidance on how to protect yourself.

Pig butchering scams, which are a relatively new form of fraud in crypto , involve bad actors using the false illusion of romance or friendship to financially defraud their victims. This scam is typically built over a long period, and involves earning trust with the victim to encourage them to deposit their funds in a seemingly legitimate opportunity — before the fraudster disappears.

What would happen if technology could transform the public web into a decentralized platform? The Internet Computer (ICP) provides a glimpse at what might be possible, being a cloudless environment that offers another way to deploy decentralized applications (DApps).

Embarking on your crypto journey is a bit like setting sail in a vast ocean of digital possibilities, where each ripple in the blockchain holds the promise of a new frontier. Central to this expedition is the selection of the right crypto wallet to securely store hundreds of crypto assets, like , , and . Beyond storing assets, a digital wallet also allows you to . The decision on which wallet will shape the security of your digital assets and crypto trading experience in the ever-evolving world of cryptocurrencies.

The digital revolution in finance, fueled by the rapid rise of cryptocurrencies, brings both unprecedented opportunities and an array of security challenges. As individuals and institutions increasingly engage with digital assets, robust protective measures are important.

An unspent transaction output (UTXO) is a vital component of blockchain transactions, especially in Bitcoin . UTXOs are a user's remaining digital assets following a transaction — similar to receiving change in physical cash transactions.

The importance and responsibility of owning your cryptocurrency shouldn't be underestimated. It's like being your own bank. And holding your keys isn't just a technicality — it's a fundamental aspect of true asset control.

Artificial Intelligence (AI) surrounds us today, whether we realize it or not. It takes the form of Large Language Models such as ChatGPT, your smartphone’s facial recognition function, website chatbo

As the digital world expands, scammers and fraudsters constantly find new ways to exploit unsuspecting victims. At OKX, we know we must stay ahead of the curve for security and to protect our users. T

When we think of self-custody in the context of crypto, we often think of wallets, where we're fully responsible for managing, securing and maintaining our digital assets without third-party platforms

What are Merkle trees and how do they enable Proof of Reserves? You’ll often hear that some kinds of Proof of Reserves are based on “Merkle trees”. But what are they and how do they even work? Here’s

You might have heard of Proof of Reserves (PoR) but did you know there are actually different types of PoR, each giving more weight to different aspects? In this article we'll cover what these are, in

Proof of Reserves (PoR) is a relatively new concept in the financial space, and its potential as an auditing method is still being explored. PoRs are cryptographic proofs that the amount a custodian o

Plugging more people into the global financial system requires developing new tools to fit their needs. From self-custody to staking, Proof of Reserves, and more, crypto brings new solutions to the ta

You should be hearing more and more about Proof of Reserves but can you explain the difference between a token’s Proof of Reserves and an exchange’s Proof of Reserves? Here’s our quick recap, in simpl

In crypto you'll often hear about counterparty-risks and how Bitcoin was built to mitigate them. But can you explain in simple terms what they are and why they matter? Here's our best shot at explaini

Publishing transparent and frequent Proofs of Reserves (PoR) is crucial for centralized exchanges who want to prove their solvency. OKX uses [Merkle tree verification](/learn/merkle-trees) to prove th

When it comes to safely storing your crypto, it’s widely recommended to withdraw your coins from an exchange and store them in a personal wallet, as the crypto industry has a saying — not your keys, n

While blockchain technology is generally deemed safer than most traditional systems, it still has its risks. One of the biggest threats to the integrity of blockchain is the 51% attack, also known as

Censorship resistance is a concept that is becoming increasingly important in today's world, where the internet and other communication technologies are essential for social, political and economic in

While the crypto industry offers groundbreaking opportunities for growth and innovation, it also attracts its share of fraudulent activities . Investment scams in crypto often come dressed as tantalizing opportunities, promising high returns with minimal risks. They can range from sophisticated Ponzi schemes to deceptive ICOs (initial coin offerings), luring investors into traps set by cunning fraudsters.