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Persistent smart contract permission threads connected to a hardware wallet while one approval is revoked

Token Approvals: Disconnecting a Wallet Does Not Revoke Permission

Disconnecting a dApp does not revoke its on-chain token approvals. Learn how…

A hardware signing device surrounded by supply-chain, cable, software and physical attack paths

What Is a Hardware Wallet? How It Works—and What It Cannot Protect

A hardware wallet is a signing boundary, not a container for coins.…

A narrow single-purpose signing path contrasted with a broader multi-protocol wallet path

Bitcoin-Only vs Multi-Coin Hardware Wallets: Fewer Features Can Be a Feature

Bitcoin-only hardware wallets can reduce unnecessary code and signing paths. Multi-coin wallets…

A transparent inspectable hardware wallet layer connected to a sealed secure chip layer

Open-Source vs Closed-Source Hardware Wallets: What You Are Actually Trusting

Open source improves inspectability; closed components may improve physical hardening. Neither label…

A hardware wallet under forensic inspection beside damaged packaging and an authenticity check

How to Tell If a Hardware Wallet Has Been Tampered With

Damaged packaging matters, but the decisive red flags are a pre-generated seed,…

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