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Hardware wallet tutorials, security advisories, and insights from the KeepKey team.

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Building dApps with Pioneer-Template

A powerful multi-chain sdk and sample project

Building Chaac A Mayachain Wallet with KeepKey SDK.

Using Vercel to build, deploy publish a Mayachain wallet

Building a Ripple Dapp (XRP)

Lets build a basic send and receive ripple Dapp

Building a ETH signer dapp with the KeepKey SDK.

Signing Messages with a KeepKey

BIP39 Passphrase and Securing Your KeepKey from Physical Attacks

Use a BIP39 passphrase in KeepKey Desktop to create a hidden wallet that survives physical theft, the "$5 wrench attack," and device compromise.

Adding Custom Networks to KeepKey Browser Extension: A Deep Dive

A versatile solution to the many chain world

Entropy Is Everything: What the Coldcard Seed Bug Teaches About Trusting Your Wallet

Coinkite shipped a firmware bug that made COLDCARD seeds guessable; roughly 594 BTC left ~500 wallets in 25 minutes. Who is at risk, what to do, why multi-vendor multisig is the gold standard — and why five years of open source did not mean anyone had checked.

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