Writing
Blog
Protocol decisions, product thinking, release notes.
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Human approval for agents
Agents act with your credentials and nobody can prove you agreed to any specific action. The fix is not a new protocol. It is a phone, a piece of text, and a signature.
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Sign-up without accounts
The first objection to accountless identity is practical. A business needs a name, an email, and a billing address. Here is how a site gets all of that, and why the sign-up form gets shorter, not longer.
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What the phone actually signs
Approve with Face ID hides a precise claim. Here is the exact set of bytes the phone signs, why each field is there, and what that makes impossible.
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Why the phone is the identity
Passwords are secrets you share. Passkeys are keys someone else syncs. Identizen starts from a simpler place — the device in your pocket already is you.
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