---
title: "Get an asset's public key"
method: GET
path: "/vault/accounts/{vaultAccountId}/{assetId}/{change}/{addressIndex}/public_key_info"
tags: ["Vaults"]
---

# Get an asset's public key

`GET /vault/accounts/{vaultAccountId}/{assetId}/{change}/{addressIndex}/public_key_info`

## Request

- Base URL: `https://api.fireblocks.io/v1`
- URL: `https://api.fireblocks.io/v1/vault/accounts/{vaultAccountId}/{assetId}/{change}/{addressIndex}/public_key_info`
- Auth: none declared
- TypeScript: <https://skmtc.dev/fireblocks/apis/fireblocks-api/docs/vault/accounts/:vaultAccountId/:assetId/:change/:addressIndex/public_key_info/get.ts> (a function with typed inputs; its response is checked against the schema)

Get the public key information for a specific asset in a vault account.
Endpoint Permission: Admin, Non-Signing Admin.

## Path parameters

- `vaultAccountId` string, numeric, required
- `assetId` string, required
- `change` number, required
- `addressIndex` number, required

## Query parameters

- `compressed` boolean

## Response `200`

Public Key Information

- PublicKeyInformation
  - `algorithm` 'MPC_ECDSA_SECP256K1' | 'MPC_EDDSA_ED25519': Elliptic Curve
  - `derivationPath` integer[]: BIP44 derivation path
  - `publicKey` string: Compressed/Uncompressed public key value in hex representation

## Other responses

- `default`: Error Response

---

[API](https://skmtc.dev/fireblocks/apis/fireblocks-api.md) - [All operations](https://skmtc.dev/fireblocks/apis/fireblocks-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fireblocks/apis/fireblocks-api/revisions/4eba9965659a?raw)