metadata
DERP Example 3: Uniswap MEV
Dr. Sebastian Bürgel Mar 23 · 7 min read The HOPR DERP tool replicates a standard RPC provider but makes it transparent to the user exactly how many requests are made and how much potentially revealing and exploitable data and metadata is shared. Our first showcase explained how MetaMask exposes the links between all your … Read more
DERP Example 2: NFT Marketplace
Dr. Sebastian Bürgel Jan 26 · 4 min read Our second DERP example is less extreme than the Metamask linkability issue, but the simplicity of the exploit highlights a severe issue with how certain crypto services are provided: a malicious RPC provider can use the data payload from a request they handle to frontrun your … Read more
DERP Example 1: Metamask Linkability
Dr. Sebastian Bürgel Jan 21 · 4 min read Our first example is the simplest, but it might be the most surprising. I consider myself a very careful crypto user, but it turns out I’ve been unwittingly broadcasting links between the wallets I control every time I open Metamask. I avoid software wallets where possible, … Read more
HOPR 2021 Roundup
Rik Krieger Dec 31 · 5 min read As the year draws to a close, we want to take this opportunity to look back on everything that happened in HOPR since our February launch. It’s been an extraordinary year, and we couldn’t have done it without our amazing community. Join us for a quick retrospective … Read more
HOPR Community Survey Analytics
Dr. Sebastian Bürgel Dec 22 · 8 min read A huge thanks to the hundreds of people who filled in the HOPR Community Survey. The data we gathered has helped us to understand where we should focus our efforts as we head into the new year. We have a lot of marketing initiatives planned for … Read more
Testnet Part 3: Verifying your Node(s) to Claim NFTs
Dr. Sebastian Bürgel Sep 3 · 5 min read The Wildhorn Testnet on Polygon Network has ended! As of 2pm CET, the RPC endpoint has been shut off, so it’s no longer possible to perform on-chain actions to earn points. Thanks to everyone who participated. We had an amazing number of nodes running simultaneously, with … Read more
HOPR Basics Episode 2: What is Metadata?
Rik Krieger Jun 29 · 4 min read This is the second episode in a new series covering the basics of HOPR. You can find the first episode here. The HOPR protocol is special because it protects both your data AND your connection metadata. But what is this metadata, and why is protecting it so … Read more
Introducing DEADR: Next Stop, Cover Traffic and Staking
Jose Aguinaga Jun 8 · 7 min read Just a small snippet of the work going on behind the scenes Things have been a little quiet on the tech front, but not because we haven’t been busy — quite the opposite, in fact! Since the HOPR token launched in February, we’ve been all hands on … Read more
The Case For Metadata Privacy
Dr. Sebastian Bürgel Apr 7 · 7 min read At HOPR our mission is to change data privacy for good by introducing a decentralised, privacy-preserving messaging network to the Internet. This network is designed to plug a glaring privacy hole baked into the fabric of cyberspace: one that allows observers to spy on Internet users … Read more