ZeqKeyEx — Temporal Key Exchange

Diffie-Hellman key exchange over the Zeqond grid. Both parties derive a shared secret synchronized to the same HulyaPulse phase — temporal key agreement.

Endpoint	POST /api/security/keyex/init
Auth	api-key
Rate limit	20/min
Category	security

Parameters

Name	Type	Required	Description
publicKey	string	Yes	Initiator's public key (hex).
targetZid	string	No	Target ZID for directed exchange.

Returns

{ sessionId, publicKey, zeqond, phase, expiresAt, protocol }

Example

curl -sS -X POST \
  -H "Authorization: Bearer zsm_..." \
  -H "Content-Type: application/json" \
  -d '{
  "publicKey": "<publicKey>",
  "targetZid": "<targetZid>"
}' \
  "https://zeqsdk.com/api/security/keyex/init"

This protocol is a named building block — one of the operations you compose inside a state contract. Call it directly with the request above, or invoke it from a contract that fires on your machine's clock. Browse the whole library at GET /api/protocols; fetch this one at GET /api/protocols/zeq-keyex.