> ## Documentation Index
> Fetch the complete documentation index at: https://align.tolbel.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Decrypt Private Key

> Decrypt an encrypted private key using a password

## Method Signature

```typescript theme={null}
align.blockchain.wallets.decryptPrivateKey(
  encrypted: EncryptedWallet,
  password: string
): Promise<string>
```

## Parameters

<ParamField body="encrypted" type="EncryptedWallet" required>
  The encrypted wallet data object
</ParamField>

<ParamField body="password" type="string" required>
  The password used for encryption
</ParamField>

## Returns

Returns the decrypted private key as a string.

## Examples

<Tabs>
  <Tab title="TypeScript">
    ```typescript theme={null}
    import Align from "@tolbel/align";

    const align = new Align({
      apiKey: process.env.ALIGN_API_KEY!,
      environment: "sandbox",
    });

    // First, encrypt a private key
    const encrypted = await align.blockchain.wallets.encryptPrivateKey(
      privateKey,
      "mySecurePassword123!"
    );

    // Later, decrypt it
    const decryptedKey = await align.blockchain.wallets.decryptPrivateKey(
      encrypted,
      "mySecurePassword123!"
    );

    console.log(`Decrypted: ${decryptedKey.slice(0, 10)}...`);
    ```
  </Tab>

  <Tab title="JavaScript">
    ```javascript theme={null}
    const decryptedKey = await align.blockchain.wallets.decryptPrivateKey(
      encrypted,
      password
    );
    ```
  </Tab>
</Tabs>

<Warning>
  Handle decrypted private keys with extreme care. Never log them or expose them
  in client-side code.
</Warning>

## Related Methods

<CardGroup cols={2}>
  <Card title="Encrypt Private Key" icon="lock" href="/docs/api/blockchain/wallets/encrypt-private-key">
    Encrypt a private key
  </Card>

  <Card title="Decrypt Wallet" icon="lock-open" href="/docs/api/blockchain/wallets/decrypt-wallet">
    Decrypt full wallet
  </Card>
</CardGroup>