How to Attack Proof of Stake Chains
Learn, Security 2018-07-22Bitcoin uses Proof of Work (PoW) to secure its blockchain and prevent double spending. PoW protocols
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A 51% Attack on BTG Steals Millions
Learn, Security 2018-05-26Last week wrote about how BTC solves the double spending problem. This was prescient because this week
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Hardware Wallets
Learn, Security 2018-02-16Although this article is about hardware wallets first we consider the simpler option, Holding your cryptocurrency
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Don’t use Google Authenticator for 2FA
Exchanges, Security 2018-01-14When you open an account with an exchange you will be prompted to enable two factor authentication (2FA)