# Get client application public key

Retrieves the public key information for a client application, including the key data, algorithm, and upload timestamp. This key is used to verify signatures from the client application.

Accessible for: Company, User

Endpoint: GET /client-application/{clientApplicationId}/public-key
Version: v1
Security: cheqi_oauth

## Path parameters:

  - `clientApplicationId` (string, required)
    Client application ID

## Response 200 fields (application/json):

  - `publicKey` (string)

  - `keyAlgorithm` (string)
    Enum: "RSA_2048", "RSA_4096", "ECDSA_P256", "ECDSA_P384", "ED25519"

  - `keyCreatedAt` (string)

  - `hasKey` (boolean)

## Response 403 fields (application/json):

  - `publicKey` (string)

  - `keyAlgorithm` (string)
    Enum: "RSA_2048", "RSA_4096", "ECDSA_P256", "ECDSA_P384", "ED25519"

  - `keyCreatedAt` (string)

  - `hasKey` (boolean)

## Response 404 fields (application/json):

  - `publicKey` (string)

  - `keyAlgorithm` (string)
    Enum: "RSA_2048", "RSA_4096", "ECDSA_P256", "ECDSA_P384", "ED25519"

  - `keyCreatedAt` (string)

  - `hasKey` (boolean)