Security Category - Page 2

2018 Bitcoin and Altcoin Hacks [Part 10]
This article is part of our complete guide to Bitcoin and altcoin hacks. Here we cover Bitcoin and altcoin security incidents from the year 2018. Monacoin and Monappy In May...

2019 Bitcoin and Altcoin Hacks [Part 11]
This article is part of our complete guide to Bitcoin and altcoin hacks. Here we cover Bitcoin and altcoin security incidents from the year 2019. Binance Binance's impressiv...

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 h...

Novam Token : Intelligent proactive security
Update The project hasn't received social media updates in almost a year. Novam's subreddit received a last update 1 year ago as well. For these reasons, we've moved this...

Is Quantum Key Distribution in the future of cryptocurrencies?
What would be the use of a data transmission system where the contents of a message changed if anyone simply read it? Secret Key Exchange Imagine if our two dearest cryptocu...

ELI5 Ledger Nano
Ledger Nano is a family hardware wallets that earned their fame for being reliable, sturdy and affordable. Ledger's also were some of the very first hardware solutions for secure ...

Bitcoin Gold replay protection
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 ...

The year of the Proof of Work genocide?
Last week the Ethereum Classic team was caught off guard. On January 6, reports of double spends and blockchain anomalies began to pour in just as ETC was celebrating the earli...

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 h...

IOTA hash collisions could have wrecked the network if it were fully 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 cr...