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Taking your first steps on the Lightning Network
Cryptocurrencies are beginning to change the world, but they have not been able to prove themselves for regular consumer payment, mostly because of the speed and cost of a Bitcoin transaction. A trans...
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How to use Bitcoin’s multisignature wallets
A Bitcoin generally can only be spent by its owner as identified through their public key hash, e.g., their Bitcoin address. The Bitcoin protocol allows for different kinds of rules to define precisel...
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Is there still privacy in the real world?
There are sensors and cameras everywhere, social convention dictates we carry what is essentially a surveillance device with us at all times, and passport regulation mandates that we identify and regi...
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Zero-knowledge proofs explained Part 2: Non-interactive zero-knowledge proofs
In part 1 of our zero-knowledge proof series, we explained how a zero-knowledge proof could work when the verifier and the prover interact with each other. An interactive zero-knowledge proof has the ...
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5 biggest scams in history
The internet has paved the way for well-known scams such as the “Nigerian prince” or the “wealthy widow benefactor,” as well as the recently trending Venmo and PayPal scams, and dating-app cry...
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Zero-knowledge proofs explained: Part 1
Zero-knowledge proofs explained Part 2: Non-interactive zero-knowledge proofs Cryptography mostly concerns itself with secure communications and includes hiding information from adversaries and authen...
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3 cryptocurrencies that care about your privacy
Bitcoin is not perfectly anonymous. While it's true that you don’t have to connect your real name or phone number to a Bitcoin transaction, there are multiple ways to de-anonymize your account. Ever...
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6 features we actually want on our iPhones
This article was originally published on October 27, 2017. New phones are exciting. They bring new features, make existing features more powerful and get us excited about spending half a month’s wag...
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iPhone vs. Bitcoin: Over the years, how many iPhones could you buy for 1 Bitcoin?
Between its inception in 2009 and today, Bitcoin has enjoyed a spectacular rise in value. First traded in early 2010, the cryptocurrency was pretty much worthless through its first year. In June 2010,...
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A great scam or a good investment: What is an ICO?
This post was originally published on September 28, 2017. An ICO is an Initial Coin Offering, which essentially means “raising money on the blockchain.” It’s become quite the status symbol to pr...
