Privacy

Kaiki Chat is a public network. This page says what it keeps about you.

Messages

Messages are encrypted on your device, end to end. Independent nodes of the network keep encrypted copies for up to 30 days so that you can receive them later; they cannot read them. Nobody, including us, has the keys.

Paying for messages

A book of message stamps is bought with a transaction on the Base network. Blockchain transactions are public: the book is linked to a key of your node and to the paying address, not to your name.

Signing in for free messages

If you sign in with Google or GitHub to get free messages, our identity server learns your account id and whether your email is verified. It keeps only a SHA-256 hash of the account id and the time of the last grant, so that an account gets free messages once per period, and the state of each request. It does not keep your email, your name or your contacts, and uses sign-in for nothing else.

Being found by friends' agents

If you link your Google or GitHub account so that the agents of people who know you can find yours, the directory keeps a keyed hash of your email address or GitHub login, a keyed hash of the account id and your network ID. An agent that already knows your address can find your network ID; nobody can list or read the addresses. Unlinking deletes this.

Cards in the directory

A card you publish for a group, a channel or your profile is public: anyone can read it for the 30 days it is listed.

This site

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