Cryptocurrencies often gets stored on an exchange simply because it’s convenient. But in practice, that’s not storage — it’s trusting your funds to an exchange that controls the private keys. Sometimes that works for years. Sometimes it lasts until the first incident. Even large exchanges can be hacked: in February 2025, the FBI officially linked …
Where to store USDT: which network and wallet to choose
If you are deciding where to store USDT, start with how often you actually use the funds. An exchange is convenient for trading and regular swaps, a mobile self-custody wallet works well for smaller day-to-day balances, and a hardware wallet makes more sense for long-term storage of the main amount. The second decision is just …
What is Uniswap v4? How the most popular DEFI exchange works.
What is Uniswap? Uniswap is a service where you can swap one token for another without an exchange being involved. All you need is a wallet and an internet connection.The main difference from regular centralized exchanges (CEXs) is that here there’s no registration, no KYC, and no intermediaries — all operations are performed by smart …
How to update the firmware of the Ledger Nano X
This guide walks you through how to update Ledger Nano X firmware to the latest version safely. At the time of writing, that’s firmware 2.1.0. Before you start, check the following: Let’s get started. Connecting to a PC 1) Connect your Ledger Nano X to your computer and unlock the device. You can use a …
How to solve the OUT OF ENERGY problem in the TRON network?
In this article, we’ll try to explain why the OUT OF ENERGY error occurs on the TRON network when working with TRC20 tokens such as USDT, USDC, and others, and how to fix it. The error in Ledger Live When making a transaction through the Ledger Live app, you got the error “REVERT-OUT OF ENERGY“. …
How to Stake Solana on Ledger Nano X
In this article, we want to explain how to stake Solana on Ledger Nano X device using the standard Ledger Live client. It is also worth noting that you can stake Solana coins on all hardware wallets made by Ledger SAS, such as the Ledger Nano S Plus and Ledger Nano S. What do you [...]
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Buy a Hardware Wallet Safely: Why Online Marketplaces Are Risky
Buy a hardware wallet safely: avoid fake devices, used units, and sellers who can’t provide a proper warranty. In this guide, we’ll explain why buying hardware wallets from online marketplaces is risky — and which purchase options actually protect your funds, your warranty, and your personal data. We’ll compare the most common ways to buy …
What Is Shamir Backup and SLIP39?
Welcome! In this article, we will explain how Shamir Backup works. We will look at why it is one of the best ways to protect your crypto investments, compare the SLIP39 and BIP39 standards, and answer the question: “How can you protect your cryptocurrency from theft and sleep better at night?” I will try to …
BIP39 word list: complete list of 2,048 words
The BIP39 word list contains 2,048 English words used to create mnemonic phrases in wallets that support the BIP39 standard. If you need to check the spelling of a word, find its number, or transfer a seed phrase to a metal backup, the complete list is available directly on this page. We have also kept …
