On Bitcoin21st.de, you will receive valid information on the subject of Bitcoin. All services and information on this site are provided free of charge. However, you can support the initiators and authors by using the affiliate links. The following links are exclusively linked to the original manufacturer’s pages.

Bitcoin – the Best Store of Value in History?

Eigenschaften eines guten Wertespeichers Ein guter Wertespeicher sollte mehrere wichtige Eigenschaften besitzen, um effektiv und zuverlässig zu sein. Die wichtigsten Merkmale sind: I. Langlebigkeit und Sicherheit: Ein guter Wertespeicher sollte nicht verderben oder leicht zerstörbar sein. Er muss über lange Zeiträume hinweg seinen Wert behalten. II. Mobilität: Der Wertespeicher sollte leicht transportierbar und kompakt sein, […]

Bitcoin21st.de – Communication strategy

Bitcoin21st.de - Kommunikationsstrategie

How do you stay informed about Bitcoin and expand your knowledge of Bitcoin? We would like to outline our communication strategy here so that you know which information we share on which channels and what other sources of information are available. Objective of the Communication Strategy The goal of our entire service is to inform […]

FTX exchange – billions of customer funds emblezzled?

Definition of FTX Exchange FTX Exchange was a cryptocurrency exchange founded by Sam Bankman-Fried and Gary Wang in 2017 and quickly grew to become one of the world’s largest crypto exchanges. In 2021, FTX had over a million users and an average daily trading volume of ten billion US dollars [1]. The company was valued […]

Bitcoin – Investment Strategy – When is the best time to buy Bitcoin?

depth of field photography of man playing chess

Investment Strategy (Amount, Regularity, Liquidity) Before making a purchase decision, it is advisable to consider how much capital you want to exchange into Bitcoin, over what period and with what regularity, how long you intend to hold Bitcoin, and when you might need your capital for other investments. It’s also worth considering whether you might […]

Hardware Wallet – How can Bitcoin be securely stored?

Ledger Hardware Wallet, Bitcoin

Definition of Terms Ownership of Bitcoin is proven through a private key. The private key is a secret cryptographic string that corresponds to the Bitcoin address. It is required to sign transactions from the Bitcoin address and send Bitcoin. The private key should never be shared with others and should be securely stored. There are […]

51% Attacks – Threat to the Bitcoin Network?

photo of gray building

Definition of a 51% Attack A 51% attack refers to a potential security threat to the Bitcoin network. In this type of attack, a single validator (miner) or a group of miners (mining pools) controls more than 50% of the computational power (hash rate) of the entire Bitcoin network. This would enable the attackers to […]

What problem does Bitcoin solve?

Bitcoin, Wertespeicher, Geld

To truly understand the added value Bitcoin can bring to society, it is first advisable to look at the current problems prevailing in today’s society. Problem 1 – High Resource Consumption – We need solutions that reduce resource consumption worldwide! The current global overproduction of goods and, consequently, the massive resource consumption has been made […]