Hardware wallets: what the secure element does not protect
A secure element protects one thing: the key cannot be extracted from the chip, even by a compromised host. It does not…
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Topic hub
Wallets
Custody, signing habits and self-custody trade-offs.
8 articles
Seed backups that survive a fire, and the one that does not
A single-location backup fails to the first fire, flood or burglary, and a photograph fails quietly because the camera roll syncs to…
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Multisig for a small team: the setup that does not lock you out
A threshold trades theft risk against availability risk, and most teams raise the count without pricing the second one. 2-of-3 is the…
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Approval hygiene: the monthly revoke that saves you
An approval is a standing permission written into the token contract, and the site that asked for it is not part of…
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Blind signing: why the screen is the only signature you can read
A signature is a statement only if you can read it, and a hash is a fingerprint rather than a sentence. Blind…
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Passphrase, second seed, or split: three ways to survive a loss
Every scheme for surviving a lost seed is an attempt to stop one object being both the thing you must never lose…
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Wallet drains start with a signature, not a hack
The common drain is a link, a connect dialog and a gasless signature that grants a permission the owner never read. Nothing…
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Address poisoning and the one habit that stops it
Attackers generate a look-alike from your history and wait for you to copy the wrong row.
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