Security (42)

Understand the best practices and technologies for securing crypto assets.
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Security

Is a paper wallet right for you? The pros and cons of using a paper wallet

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 t
Nov 25, 2025
Beginners
34
golpe de investimento
Security

What are the best 2FA methods to protect your crypto assets?

There's no such thing as too much security when the aim is to keep your crypto assets safe. One of the most effective tools towards this aim is two-fa
Sep 12, 2025
Beginners
2,433
PoR 21
Security

51% Attack: What Is It and How Does It Work?

While blockchain technology is generally deemed safer than most traditional systems, it still has its risks. One of the biggest threats to the integri
Aug 27, 2025
5
MP Cover
Security

What are Zero Knowledge Proofs and how can they improve Proof of Reserves?

Publishing transparent and frequent Proofs of Reserves (PoR) is crucial for centralized exchanges who want to prove their solvency. OKX uses [Merkle t
Aug 19, 2025
1
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Security

TRON wallet multisignature scams: what they are and how to avoid them

As blockchain technology becomes more widespread, the security of digital assets is increasingly critical. Towards this end, the multisignature (multi
Sep 2, 2024
Intermediate
92
golpe de investimento
Mining
Security

What is a nonce in crypto?

Put simply, a nonce in crypto is a number that’s used once in a very specific way within the blockchain. Think of it as a unique one-time code that pl
Dec 9, 2024
Intermediate
2
MP Cover
Security

What are Merkle Trees and how do they enable Proof of Reserves?

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”. Bu
Jan 2, 2025
2
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Bitcoin
Security

What is Proof of Work: the consensus mechanism powering Bitcoin

One of the most important parts of the Bitcoin machine is Proof of Work (PoW) — a consensus mechanism that gives the decentralized ledger robust secur
Nov 28, 2024
Beginners
5
Forward Contracts vs. Futures Contracts What Are the Differences
Security

What are the different types of Proofs of Reserves?

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 aspec
Jan 2, 2025
2
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Security

What is a blockchain node: the technology powering decentralized networks

What makes blockchain networks secure and decentralized? Blockchain nodes are the answer. The technology validates transactions, stores the blockchain
Nov 22, 2024
11
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Security

Coin mixer: What is it and how does it work?

A coin mixer, also known as a Bitcoin mixer or a cryptocurrency tumbler, is a tool that allows users to mix their cryptocurrency funds with those of o
Oct 3, 2024
14
MP Cover
Security
Artificial intelligence

Proof of Humanity: Decentralized identity in age of AI replication

Artificial Intelligence (AI) surrounds us today, whether we realize it or not. It takes the form of Large Language Models such as ChatGPT, your smartp
Apr 21, 2025
3
golpe de investimento
Security

What are SIM swap attacks: how to protect your crypto from SIM hijacking

SIM swap attacks are a growing threat in the cryptocurrency world, where attackers hijack phone numbers to gain unauthorized access to users' crypto a
Apr 21, 2025
37
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Security
Self-custody
Artificial intelligence

How AI is fueling self-custody’s emergence

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 maintainin
Apr 21, 2025
2
MP Cover
Bitcoin
Security

Your keys, your coins: celebrating Proof of Keys Day

The importance and responsibility of owning your cryptocurrency shouldn't be underestimated. It's like being your own bank. And holding your keys isn'
Apr 25, 2024
Beginners
5
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Bitcoin
Security

What is Babylon: scaling Bitcoin for secure Proof of Stake

Blockchain security has always been a balancing act, especially for Proof of Stake (PoS) networks that, while energy-efficient, can face unique vulner
Sep 5, 2024
Intermediate
77
MP Cover
Security

What's the difference between an exchange's Proof of Reserves and a token's Proof of Reserves?

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 P
Jul 15, 2025
1
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Security

Your money, your choice

Plugging more people into the global financial system requires developing new tools to fit their needs. From self-custody to staking, Proof of Reserve
Apr 25, 2024
trade-academy-beginner-4
Security

Is Proof of Reserves the future of audits?

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
Apr 25, 2024
2
ICP Learn thumbnail
Security

What is Internet Computer (ICP)? Understanding the decentralized cloud computing protocol

What would happen if technology could transform the public web into a decentralized platform? The Internet Computer (ICP) provides a glimpse at what m
Apr 25, 2024
2
golpe de investimento
Security

What Is censorship resistance?

Censorship resistance is a concept that is becoming increasingly important in today's world, where the internet and other communication technologies a
Apr 25, 2024
Beginners
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Security

Blockchain Transaction Fees: Everything You Need To Know

Blockchain technology promises to revolutionize the world of online payments, in fact, many feel that it already has. Unlike traditional banking, it c
Sep 30, 2025
10
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Security
Wallets

A beginner’s guide: 5 best crypto wallets to store Bitcoin and other digital currencies in 2024

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 pr
Aug 27, 2025
Beginners
23
hard wallet
Security
Wallets
Self-custody

A complete guide to 2024's best hardware wallets

Have you ever considered the most secure method to store your cryptocurrency? A hardware wallet provides an essential safeguard solution for your cryp
Jul 29, 2025
Beginners
32