MPC Websocket

Library:

• Socket.io v3 ("https://socket.io/docs/v3/")

Auth:

Headers:

• Authorization: String ("Bearer ACCESS_TOKEN")

Example

const headers = {
  "Authorization": "Bearer eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lkIiA6ICIxcXRYQXJabnR3MW1wbDRpZkNVODd6LW9fZjY0Z0d1MVZvNjZLbkgzLW5vIn0.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.eardklfkJd-ANKbBdFiECcxNl3cJifkl2XcZT2ZXu_WFo9cb43leM5dQD5YrYPZoaSnNhkQkDw8MZ1-kL20oDMwEw8f3Ll2P4Q9fL6FfYZih8V2P0Yp-wXxOraU2teJfRij8M8nfQiye8YKmATwOxBc2WJWsYEeWzAbnLEk3wuweArXSh03CJio3jlbMi3nhgiRYFjz2Typ6KVzWF-DPRfPM-TRccAxImm0jZVkdChVxCPi_X-lMFjDDlSwrv0hpNt57JPfGLirY9dhRfC3QgV4uCorXmatPqOBoVNEU0jwrVlIl1tMqEUYSFQgNKUWVXylkFJB6WcWhkkEhx4Aocg",
};

const socket = io('http://localhost:8080/mpc', {
  transportOptions: {
    polling: {
      extraHeaders: {
        ...headers,
      },
    },
  },
});

Compute Event

GetPail

• Namespace: mpc
• Event: get-pail
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
x	[x]	String
y	[x]	String

• Response: String

Name	Type	Description
pailPrivKey	String
pailPubKey	String
proofPailN	String
gcdRand	String

Example

{
  "ctx": "12cxa",
  "keyPair1Public": "6d5ba3d6b910a8b39560b5a1bf8df3d28f690e43bd0aebc30ec7d4297a2a4a20bf85b910487ad96be134cb54eea8950c9e851bec78b88cb911a2aa50cc4e547df66f2c201db5063bd4053ab684c190"
}

Precompute

• Namespace: mpc
• Event: precompute
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
ctx	[x]	String	context
keyPair1Public		String	Encode public key 1

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "ctx": "12cxa",
  "keyPair1Public": "6d5ba3d6b910a8b39560b5a1bf8df3d28f690e43bd0aebc30ec7d4297a2a4a20bf85b910487ad96be134cb54eea8950c9e851bec78b88cb911a2aa50cc4e547df66f2c201db5063bd4053ab684c190"
}

Step 1

• Namespace: mpc
• Event: compute-step1
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
message	[x]	String	Message encode

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "message": "12cxa"
}

Step 2

• Namespace: mpc
• Event: compute-step2
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
message	[x]	String	Message encode

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "message": "12cxa"
}

Done

• Namespace: mpc
• Event: compute-done
• Header: Authorization Bearer
• Data: Nonce
• Response: Nonce

Signing Event

Signing

• Namespace: mpc
• Event: signing
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
ctx	[x]	String	context
keyPair1Public		String	Encode public key 1

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "ctx": "12cxa",
  "keyPair1Public": "6d5ba3d6b910a8b39560b5a1bf8df3d28f690e43bd0aebc30ec7d4297a2a4a20bf85b910487ad96be134cb54eea8950c9e851bec78b88cb911a2aa50cc4e547df66f2c201db5063bd4053ab684c190"
}

Step 1

• Namespace: mpc
• Event: signing-step1
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
ctxMessage	[x]	String	Context Message
message	[x]	String	Message

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "ctxMessage": "12cxa",
  "message": "12cxa"
}

Step 2

• Namespace: mpc
• Event: signing-step2
• Header: Authorization Bearer
• Data: JSON Object

Name	Require?	Type	Description
message	[x]	String	Message encode

• Response: String

Name	Type	Description
message	String	Message Encode

Example

{
  "message": "12cxa"
}

Done

• Namespace: mpc
• Event: signing-done
• Header: Authorization Bearer
• Data: Nonce
• Response: Nonce