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cross_signing.yaml
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cross_signing.yaml
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# Copyright 2020 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
swagger: '2.0'
info:
title: "Matrix Client-Server Cross Signing API"
version: "1.0.0"
host: localhost:8008
schemes:
- https
- http
basePath: /_matrix/client/v3
consumes:
- application/json
produces:
- application/json
securityDefinitions:
$ref: definitions/security.yaml
paths:
"/keys/device_signing/upload":
post:
x-addedInMatrixVersion: "1.1"
summary: Upload cross-signing keys.
description: |-
Publishes cross-signing keys for the user.
This API endpoint uses the [User-Interactive Authentication API](/client-server-api/#user-interactive-authentication-api).
operationId: uploadCrossSigningKeys
security:
- accessToken: []
parameters:
- in: body
name: keys
description: |-
The keys to be published.
required: true
schema:
type: object
properties:
master_key:
description: |-
Optional. The user\'s master key.
allOf:
- $ref: definitions/cross_signing_key.yaml
self_signing_key:
description: |-
Optional. The user\'s self-signing key. Must be signed by
the accompanying master key, or by the user\'s most recently
uploaded master key if no master key is included in the
request.
allOf:
- $ref: definitions/cross_signing_key.yaml
user_signing_key:
description: |-
Optional. The user\'s user-signing key. Must be signed by
the accompanying master key, or by the user\'s most recently
uploaded master key if no master key is included in the
request.
allOf:
- $ref: definitions/cross_signing_key.yaml
auth:
description: |-
Additional authentication information for the
user-interactive authentication API.
allOf:
- $ref: "definitions/auth_data.yaml"
example: {
"auth": {
"type": "example.type.foo",
"session": "xxxxx",
"example_credential": "verypoorsharedsecret"
},
"master_key": {
"user_id": "@alice:example.com",
"usage": ["master"],
"keys": {
"ed25519:base64+master+public+key": "base64+master+public+key",
}
},
"self_signing_key": {
"user_id": "@alice:example.com",
"usage": ["self_signing"],
"keys": {
"ed25519:base64+self+signing+public+key": "base64+self+signing+master+public+key",
},
"signatures": {
"@alice:example.com": {
"ed25519:base64+master+public+key": "signature+of+self+signing+key"
}
}
},
"user_signing_key": {
"user_id": "@alice:example.com",
"usage": ["user_signing"],
"keys": {
"ed25519:base64+user+signing+public+key": "base64+user+signing+master+public+key",
},
"signatures": {
"@alice:example.com": {
"ed25519:base64+master+public+key": "signature+of+user+signing+key"
}
}
}
}
responses:
200:
description: The provided keys were successfully uploaded.
schema:
type: object
example: {}
400:
description: |-
The input was invalid in some way. This can include one of the
following error codes:
* `M_INVALID_SIGNATURE`: For example, the self-signing or
user-signing key had an incorrect signature.
* `M_MISSING_PARAM`: No master key is available.
schema:
type: object
example: {
"errcode": "M_INVALID_SIGNATURE",
"error": "Invalid signature"
}
403:
description: |-
The public key of one of the keys is the same as one of the user\'s
device IDs, or the request is not authorized for any other reason.
schema:
type: object
example: {
"errcode": "M_FORBIDDEN",
"error": "Key ID in use"
}
tags:
- End-to-end encryption
"/keys/signatures/upload":
post:
x-addedInMatrixVersion: "1.1"
summary: Upload cross-signing signatures.
description: |-
Publishes cross-signing signatures for the user. The request body is a
map from user ID to key ID to signed JSON object.
operationId: uploadCrossSigningSignatures
security:
- accessToken: []
parameters:
- in: body
name: signatures
description: |-
The signatures to be published.
required: true
schema:
type: object
title: Signatures
additionalProperties:
type: object
additionalProperties:
type: object
example: {
"@alice:example.com": {
"HIJKLMN": {
"user_id": "@alice:example.com",
"device_id": "HIJKLMN",
"algorithms": [
"m.olm.v1.curve25519-aes-sha256",
"m.megolm.v1.aes-sha"
],
"keys": {
"curve25519:HIJKLMN": "base64+curve25519+key",
"ed25519:HIJKLMN": "base64+ed25519+key"
},
"signatures": {
"@alice:example.com": {
"ed25519:base64+self+signing+public+key": "base64+signature+of+HIJKLMN"
}
}
},
"base64+master+public+key": {
"user_id": "@alice:example.com",
"usage": ["master"],
"keys": {
"ed25519:base64+master+public+key": "base64+master+public+key"
},
"signatures": {
"@alice:example.com": {
"ed25519:HIJKLMN": "base64+signature+of+master+key"
}
}
}
},
"@bob:example.com": {
"bobs+base64+master+public+key": {
"user_id": "@bob:example.com",
"keys": {
"ed25519:bobs+base64+master+public+key": "bobs+base64+master+public+key"
},
"usage": ["master"],
"signatures": {
"@alice:example.com": {
"ed25519:base64+user+signing+public+key": "base64+signature+of+bobs+master+key"
}
}
}
}
}
responses:
200:
description: The provided signatures were processed.
schema:
type: object
properties:
failures:
type: object
description: |-
A map from user ID to key ID to an error for any signatures
that failed. If a signature was invalid, the `errcode` will
be set to `M_INVALID_SIGNATURE`.
additionalProperties:
type: object
additionalProperties:
type: object
title: Error
example: {
"@alice:example.com": {
"HIJKLMN": {
"errcode": "M_INVALID_SIGNATURE",
"error": "Invalid signature"
}
}
}
tags:
- End-to-end encryption