Beginner Crypto Course Collection — 250+ Articles (Free Access)

Bitcoin ETF - a complete breakdown of what it is, why you might need it and its returns over 3M, 6M and 3Y

what is btc etf

Learn what a Bitcoin and cryptocurrency ETF offers, why it matters, and its advantages and disadvantages.

Ellipal Wallets: A Critical Security Review, Model Comparison, and Benefits

ellipal-wallets

Here you’ll learn about the security and all wallet types offered by Ellipal, as well as how they compare to competitors like SafePal, Trezor, and Ledger.

Guide to Updating the Firmware for Ellipal Titan 2.0 and Ellipal Mini Wallets

The Ellipal firmware update enhances security (fixes vulnerabilities), adds support for new cryptocurrencies and tokens, and optimizes the interface and operational stability.

SafePal: A Guide to Hardware & Mobile Wallets, the Browser Extension, and Their Security

safepal wallets types

How reliable are SafePal’s hardware and software wallets, and what benefits do they offer? Let’s break down their pros and cons.

3 key criteria for choosing a cold wallet: Security, Features, and Ease of Use.

hardware wallets list

Security is the primary focus. It is important to understand the main purpose of a hardware wallet: to protect your private key.

How to Safely Update SafePal Firmware – A Complete Guide

firmware_upgrade_logo

You will learn how to safely update the firmware of your SafePal hardware wallet. Firmware updates are necessary to gain access to new features and blockchains. Additionally, updates enhance security and performance.

ASIC Mining in 2025: Assessing Profitability and Algorithm-Specific Earnings

List of the best asics

Learn more about ASIC ROI and whether they are worth using in 2025

Tonkeeper NFT: Sell, Buy, and Create Your Own (Simple Guide)

If you are interested in NFTs, Tonkeeper is a good option for managing and interacting with them, especially in the Telegram Open Network ecosystem. Learn more about NFTs in TON and how they work.

Charging the Tonkeeper Battery: The Secret to Efficiency or an Extra Waste?

The battery in the

Transferring funds from Tonkeeper to a card or another wallet

Withdrawal and replenishment of the Tonkeeper wallet is possible using 3 methods: through exchanges to a bank card, to another wallet or through exchangers.

What are Parachains? Complete List of Parachains in Polkadot and Kusama

Parachains are next-generation blockchains that have been developed to overcome the limitations of legacy blockchain networks and overcome the barriers created by a centralized network.

Setting up hardware wallets for multi-signature in Electrum

electrum multisig

Electrum is one of the popular crypto wallets that supports multi-signature for Bitcoin. This functionality allows you to distribute control over funds between several users or devices, which increases security.

Multisig wallets: how to protect crypto from hackers and errors?

A multisig wallet is a crypto wallet that requires multiple signatures (private keys) to authorize transactions. Learn more about multisig wallets and how they work.

Replace-by-Fee: How to Increase/Change Fees

Replace-by-Fee (RBF) solves the problem of stuck transactions. The function allows editing existing payments that are in the queue (mempool).

Reasons for high fees in Electrum and ways to reduce them

Electrum users often face high fees, even when the network is not congested. Fees can reach high values (30+ satoshi per byte).