Lesson 4

Cryptocurrency Transactions

Lecturer
Max Krupyshev

Max is the CEO of CoinsPaid. His journey in crypto began in 2013 when he co-founded the Bitcoin Foundation in Ukraine, pioneering efforts to promote cryptocurrency adoption in the country. Max has experience in various blockchain projects, including mining, payment processing, and wallet development. He served as the Product Owner at CEX.IO, a global cryptocurrency ecosystem, before becoming the CEO of CoinsPaid in 2019. Max has won several recent industry awards, including “PayTech Leadership – Founder” at the PayTech Awards and “Best Visionary CEO in Crypto Payments” by Global Brands Magazine.

Duration
14 min 57 sec

In this lesson, we break down the entire crypto transaction flow, including the roles of wallets, public and private keys, digital signatures, and network verification.

We’ll also cover different wallet types – hot, cold, and business wallets – and how they support secure storage and operational needs. You’ll learn about blockchain fees, how they’re calculated, and why they matter for businesses. Finally, we’ll touch on crypto payment gateways – the next level of automating and managing crypto payments.

Lesson 5
Volatility in Crypto
Duration: 13 min 31 sec
Why do crypto prices rise and fall so dramatically? Let's explore the concept of volatility in the crypto market – what causes it, how it affects users and businesses, and how to manage it.
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Lesson 6
Crypto Regulation
Duration: 9 min 27 sec
Is crypto legal? Who regulates it – and how? In this lesson, we discuss the principles of cryptocurrency regulation around the world.
View
Lesson 7
Security in Crypto
Duration: 8 min 18 sec
Learn the principles behind decentralized systems and how blockchain security differs from safeguards in traditional finance.
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