Memecoin What Purpose Does Donald Trump's Cryptocurrency Serve?
Trump's Memecoin is making waves in cryptocurrency. It has started with a market cap in the billions and raises questions.
Smart Finance
Coinbase, Bitpanda ... Trading Bitcoin and More - An Overview of the Best Crypto Exchanges
Trading Bitcoin, Ethereum and Co. is possible via crypto exchanges. TECHBOOK offers an overview of the portals.
Consumer Advice Center Warns Payment Provider Klarna Analyzes Customer Bank Statements
Is Klarna looking into its customers' bank statements? This accusation is now in the air, and the company has responded.
Chip, magnetic strip, ... What data is stored on bank cards and credit cards, and where is it stored?
Various data must be stored on debit and credit cards for secure transactions. TECHBOOK will tell you which ones and where.
End of December Well-known online payment method to be discontinued! What customers need to know
The Giropay payment service offered secure online payments and sending money in real time. But the project has failed.
Banking What will change for contactless payment cards in the future
Current contactless payment cards are not particularly environmentally friendly. A new generation of debit and credit cards aims to change this.
Production, transportation, payments, ... How much does cash cost?
Cash is convenient, anonymous, and extremely popular, but how much does cash cost? TECHBOOK provides an overview.
Study proves Card payments are more environmentally friendly than cash
Card payments and cash differ in more ways than you might think. A study sheds light on their environmental impact.
Trade securities free of charge These are neobrokers - this is what makes them different
Securities and crypto can be traded cheaply with neobrokers. But what exactly is behind them and what needs to be considered?
Downloads, e-books, ... Do digitally purchased products really belong to me? Which regulations apply
More and more people are paying for purely digital products. TECHBOOK explains the special features that apply.