The ERC20 token standard is probably the most common and best known Ethereum technology standard. But now the ERC20 standard gets competition. The new ERC777 should solve the biggest problems of the ERC20. What is behind it?
Hash functions are another pillar of the blockchain and an integral part of modern cryptography. Since the exact mode of action of a hash function is very complex, we will stick to an overview in this article, so that at the end of the article we can also explain to other people what hash functions are, what they are important for and why we absolutely need them in Bitcoin, for example.
Today I would like to inform you about a Bitcoin attack, with which attackers can steal your anonymity. What initially seems like a small, unexpected shower of money is, in reality, a nasty scam to undermine your anonymity and use your identity against you. We’re talking about a dusting attack.