# Google Certificate Authority Service V1 Client - Class KeyUsageOptions (2.4.0)

2.4.0 (latest) 2.3.0 2.2.2 2.1.1 2.0.3 1.7.3 1.5.0 1.4.2 1.3.1 1.2.2 1.1.0 1.0.3 Reference documentation and code samples for the Google Certificate Authority Service V1 Client class KeyUsageOptions.

[KeyUsage.KeyUsageOptions](https://docs.cloud.google.com/php/docs/reference/cloud-security-private-ca/latest/V1.KeyUsage.KeyUsageOptions)
corresponds to the key usage values described in
<https://tools.ietf.org/html/rfc5280#section-4.2.1.3>.

Generated from protobuf message `google.cloud.security.privateca.v1.KeyUsage.KeyUsageOptions`

## Namespace

Google \\ Cloud \\ Security \\ PrivateCA \\ V1 \\ KeyUsage

## Methods

### __construct

Constructor.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `array` Optional. Data for populating the Message object. |
| `↳ digital_signature` | `bool` The key may be used for digital signatures. |
| `↳ content_commitment` | `bool` The key may be used for cryptographic commitments. Note that this may also be referred to as "non-repudiation". |
| `↳ key_encipherment` | `bool` The key may be used to encipher other keys. |
| `↳ data_encipherment` | `bool` The key may be used to encipher data. |
| `↳ key_agreement` | `bool` The key may be used in a key agreement protocol. |
| `↳ cert_sign` | `bool` The key may be used to sign certificates. |
| `↳ crl_sign` | `bool` The key may be used sign certificate revocation lists. |
| `↳ encipher_only` | `bool` The key may be used to encipher only. |
| `↳ decipher_only` | `bool` The key may be used to decipher only. |

### getDigitalSignature

The key may be used for digital signatures.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setDigitalSignature

The key may be used for digital signatures.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getContentCommitment

The key may be used for cryptographic commitments. Note that this may
also be referred to as "non-repudiation".

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setContentCommitment

The key may be used for cryptographic commitments. Note that this may
also be referred to as "non-repudiation".

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getKeyEncipherment

The key may be used to encipher other keys.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setKeyEncipherment

The key may be used to encipher other keys.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getDataEncipherment

The key may be used to encipher data.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setDataEncipherment

The key may be used to encipher data.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getKeyAgreement

The key may be used in a key agreement protocol.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setKeyAgreement

The key may be used in a key agreement protocol.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getCertSign

The key may be used to sign certificates.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setCertSign

The key may be used to sign certificates.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getCrlSign

The key may be used sign certificate revocation lists.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setCrlSign

The key may be used sign certificate revocation lists.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getEncipherOnly

The key may be used to encipher only.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setEncipherOnly

The key may be used to encipher only.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |

### getDecipherOnly

The key may be used to decipher only.

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `bool` |   |

### setDecipherOnly

The key may be used to decipher only.

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `bool` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |