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Inside Kraken Security Labs: Flaws Found in CoolWallet S Hardware Wallets

At Kraken Security Labs, we try to discover attacks against crypto users before the bad guys do.  The CoolBitX CoolWallet S is a credit-card sized wallet that pairs with mobile phone applications (both Android and iOS) via Bluetooth. We recently discovered the CoolWallet S Android application stores the wallet’s PIN, pairing password, and hardware seed…

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The Market Series – Part 4: Liquidity & Market Impact

Up to this point, the Markets Series has focused on the basic elements and processes necessary for a market to function, including orderbooks, the ways that trading partners agree on a quantity and price, and ultimately how trades are executed and settled. However, while these components are necessary for a market to function, they are…