May 20, 2018
How do I safely store Bitcoin?
Bitcoin security boils down to a few good practices which you should be aware of : Your private key is the single most important digital asset. With it all your addresses can ...
March 13, 2018
Brazil’s largest Bitcoin exchange has been down for 72 hours. R$ 1 million in duplicate transactions being investigated
Brazil's largest Bitcoin exchange, Foxbit, is down for maintenance as R$ 1 million (~ U$ 300,000) have apparently gone missing. In a live feed broadcast earlier today, Foxbit ha...
March 4, 2018
Net Neutrality: The next battle against Bitcoin?
Bitcoin has withstood the largest and most technically sophisticated attacks likely ever perpetrated against any known technology. Billionaires who control large scale mining opera...
March 1, 2018
What’s a “paper wallet”? Doesn’t sound too high tech?
[caption id="attachment_864" align="alignright" width="330"] Five steps to make paper in ancient China[/caption] Printing secrets on paper doesn't sound high tech, but it's one ...
February 27, 2018
Do you really need a hardware wallet?
Carrying a complete banking institution in your pocket is a powerful statement! Hardware wallets are really cool. They're basically specially designed storage systems, like superc...
February 26, 2018
IOTA hash collisions could have wrecked the network if it were decentralized
Professor Matthew Green of Johns Hopkins University posted an interesting, if not troubling, tweet about IOTA's security: The use of a broken hash function would have been a cri...
February 26, 2018
Is Quantum Key Distribution in the future of cryptocurrencies?
Can you imagine a transmission system where the data would change if anyone simply peeked into it? Imagine the two most popular cryptocurrency enthusiasts, Alice and Bob, could exc...
February 11, 2018
How MetaMask mistakenly flagged us as a phishing site
We were surprised to find out that since February 10, MetaMask had begun reporting Crypto.BI as a phishing site. At first we thought we'd been hacked, but our techs were unable to ...
October 24, 2017
Bitcoin Gold replay protection : noise, FUD and one fact.
We'd like to clear up a few misconceptions for those in doubt about what, exactly, the Bitcoing Gold replay protection (or lack thereof) really means. There is no Bitcoin Gold...
August 29, 2017
How decentralized is Bitcoin? How can Bitcoin be secure if nobody controls it?
Bitcoin's decentralized consensus system is the key to understanding how it can be secure without anyone in particular having to verify every transaction. In the same article, we'v...