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Hagen Hübel
Hagen Hübel

458 Followers

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Published in

Coinmonks

·Pinned

Platform-Risks: why do we need Decentralization?

Most people think of CryptoCurrencies when they hear decentralization being talked about. But this topic is much bigger and more comprehensive than a few fancy financial tricks that produce millionaires and total losses, depending on certain factors. I want to talk about problems that didn’t exist two decades ago and…

Decentralization

15 min read

Platform-Risks: why do we need Decentralization?
Platform-Risks: why do we need Decentralization?
Decentralization

15 min read


Published in

CryptoStars

·Pinned

Advice for your next 2022 Crypto-party: the truth behind NFT-, DeFi and “real” Crypto-bros

What you need to know about NFT, Blockchain and Crypto in general. Some well-intentioned advice for your next crypto party in 2022 (thank me later): if you want to communicate with crypto people, you need to internalize the following. (if you want to level up: web3 explain and what it…

7 min read

Advice for your next 2022 Crypto-party: the truth behind NFT-, DeFi and “real” Crypto-bros
Advice for your next 2022 Crypto-party: the truth behind NFT-, DeFi and “real” Crypto-bros

7 min read


2 days ago

Explain KZG Ceremony on Ethereum like I am 5 — LIA5

These weeks, people in our space talk a lot about a so-called “KZG ceremony”, sometimes also called a “Trusted Setup". This ceremony can be explained as an initial setup enabling Ethereum to scale using Proto-Danksharding. Sharding is a method of partitioning data across multiple databases to improve the efficiency of…

Kzg

4 min read

Explain KZG Ceremony on Ethereum like I am 5 — LIA5
Explain KZG Ceremony on Ethereum like I am 5 — LIA5
Kzg

4 min read


May 7

WTF is a pre-compile?

The term “pre-compiles” is currently making the rounds in the crypto space, cropping up in conversations at conferences, on social media platforms such as Twitter Spaces, Discord, and Reddit posts. In the realm of SmartContracts and the Ethereum Virtual Machine, this term is gaining traction, and it’s not just limited…

Ethereum

6 min read

WTF is a pre-compile?
WTF is a pre-compile?
Ethereum

6 min read


Dec 28, 2022

Mastodon is not decentralized.

I always shudder when people talk about a “decentralized social network” when they want to explain Mastodon. TL;DR: Please stop to call Mastodon a Decentralized Social Network. It is not. Mastodon is not decentralized at all from my point of view. Every node/server is completely centralized! If the node provider…

Mastodon

2 min read

Mastodon is not decentralized.
Mastodon is not decentralized.
Mastodon

2 min read


Dec 11, 2022

Let’s challenge ChatGPT in German

Let’s challenge #ChatGPT in German 🔥🔥🔥 Fazit: es ist viel besser, als ich dachte! Als ich gestern meinen Eltern die neue Revolution am ChatBot-Markt vorführen wollte, waren wir mit den erst einfachen Fragen so begeistert ob ihrer Qualität, so dass ich richtig Lust bekam, ChatGPT in eine Situation zu manövrieren…

ChatGPT

4 min read

Let’s challenge ChatGPT in German
Let’s challenge ChatGPT in German
ChatGPT

4 min read


Published in

CryptoStars

·Oct 18, 2022

Aptos: do we really need another L1 and what does this mean?

Today, Aptos had its launch. And I was asking myself: Why should one create a new Layer 1 chain in 2022? Many articles have been written about this. But no one talks about the possible reason and its potential impact. I mean this really seriously. There is no need to…

Blockchain

4 min read

Aptos: do we really need another L1 and what does this mean?
Aptos: do we really need another L1 and what does this mean?
Blockchain

4 min read


Jul 14, 2022

The battle between Ethereum Layer 2 chains and Cosmos

At the moment we see a battle between Layer 2 chains and multi-chain ecosystems like Cosmos. I’d like to explain: Layer 2 is the term of separate blockchains (or “side chains”) which are running next to Ethereum to bring in more scalabolity and cheaper transaction costs without losing the security…

2 min read

2 min read


Apr 4, 2022

I am using AWS to achieve this, the outcome should be as follows. For numbers 0 to 11, they will be available at

Step by Step guide to creating your own NFT — CryptoPunks or Pudgy Penguins
123
5

Steve Ng

Your should never use centralized Storage like AWS for NFTs.

Your should never use centralized Storage like AWS for NFTs. Why? NFTs are supposed to live forever, at least as long as Ethereum nodes are running. We can't say the same about AWS. Also, once your creditcard is not paying any more your AWS space, any NFT you have already sold would get invalid.

1 min read

1 min read


Jan 27, 2022

How OpenSea allows Cross-Site-Scripting Attacks (XSS)

Did you know that OpenSea allows us to inject any custom code into their StoreFront via MetaData returned by a SmartContract, virtually performing an XSS attack, even without requiring advanced XSS techniques? Crypto-Twitter was running wild today when someone told us that OpenSea allows the embedding of custom JavaScript: …

3 min read

How OpenSea allows Cross-Site-Scripting Attacks (XSS)
How OpenSea allows Cross-Site-Scripting Attacks (XSS)

3 min read

Hagen Hübel

Hagen Hübel

458 Followers

I know elliptic curves. CTO @ https://token-forge.io

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