> ## Documentation Index
> Fetch the complete documentation index at: https://litprotocol-feat-rusk-sdk.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# importPrivateKey

# Function

> **importPrivateKey**(`params`)

Encrypts an existing private key with Lit and stores it as wrapped key metadata.

## Parameters

<ParamField path="params.pkpSessionSigs" type="SessionSigsMap" required>
  Session signatures tying the wrapped key to the PKP.
</ParamField>

<ParamField path="params.litClient" type="LitClient" required>
  Lit client instance for executing the Lit Action and accessing storage services.
</ParamField>

<ParamField path="params.privateKey" type="string" required>
  Hex-encoded private key to wrap (a `0x` prefixed string for EVM keys).
</ParamField>

<ParamField path="params.publicKey" type="string" required>
  Public key corresponding to the private key being wrapped.
</ParamField>

<ParamField path="params.keyType" type="'K256' | 'ed25519'" required>
  Identifies the algorithm so the service can store the key correctly.
</ParamField>

<ParamField path="params.memo" type="string" required>
  Description stored with the wrapped key.
</ParamField>

<ParamField path="params.userMaxPrice" type="bigint">
  Optional `executeJs` price cap.
</ParamField>

## Returns

<ResponseField name="result" type="ImportPrivateKeyResult">
  <Expandable title="properties" defaultOpen={true}>
    <ResponseField name="pkpAddress" type="string" required />

    <ResponseField name="id" type="string" required />
  </Expandable>
</ResponseField>

## Example

```ts theme={null}
const { id } = await wrappedKeysApi.importPrivateKey({
  pkpSessionSigs,
  litClient,
  privateKey: wallet.privateKey,
  publicKey: wallet.publicKey,
  keyType: 'K256',
  memo: 'imported relayer key',
});
```