# Credentials PublicKey Resource

The PublicKey resource represents Public Keys in your Twilio account. [Public Key Client Validation](/docs/iam/pkcv) requires creating public keys.

## PublicKey Properties

```json
{"type":"object","refName":"accounts.v1.credential.credential_public_key","modelName":"accounts_v1_credential_credential_public_key","properties":{"sid":{"type":"string","minLength":34,"maxLength":34,"pattern":"^CR[0-9a-fA-F]{32}$","nullable":true,"description":"The unique string that that we created to identify the PublicKey resource."},"account_sid":{"type":"string","minLength":34,"maxLength":34,"pattern":"^AC[0-9a-fA-F]{32}$","nullable":true,"description":"The SID of the [Account](/docs/iam/api/account) that created the Credential that the PublicKey resource belongs to."},"friendly_name":{"type":"string","nullable":true,"description":"The string that you assigned to describe the resource.","x-twilio":{"pii":{"handling":"standard","deleteSla":0}}},"date_created":{"type":"string","format":"date-time","nullable":true,"description":"The date and time in GMT when the resource was created specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format."},"date_updated":{"type":"string","format":"date-time","nullable":true,"description":"The date and time in GMT when the resource was last updated specified in [RFC 2822](https://www.ietf.org/rfc/rfc2822.txt) format."},"url":{"type":"string","format":"uri","nullable":true,"description":"The URI for this resource, relative to `https://accounts.twilio.com`"}}}
```

## Create a CredentialPublicKey resource

`POST https://accounts.twilio.com/v1/Credentials/PublicKeys`

### Request body parameters

```json
{"schema":{"type":"object","title":"CreateCredentialPublicKeyRequest","required":["PublicKey"],"properties":{"PublicKey":{"type":"string","description":"A URL encoded representation of the public key. For example, `-----BEGIN PUBLIC KEY-----MIIBIjANB.pa9xQIDAQAB-----END PUBLIC KEY-----`"},"FriendlyName":{"type":"string","description":"A descriptive string that you create to describe the resource. It can be up to 64 characters long.","x-twilio":{"pii":{"handling":"standard","deleteSla":0}}},"AccountSid":{"type":"string","minLength":34,"maxLength":34,"pattern":"^AC[0-9a-fA-F]{32}$","description":"The SID of the Subaccount that this Credential should be associated with. Must be a valid Subaccount of the account issuing the request"}}},"examples":{"create":{"value":{"lang":"json","value":"{\n  \"AccountSid\": \"ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\n  \"FriendlyName\": \"friendly_name\",\n  \"PublicKey\": \"public_key\"\n}","meta":"","code":"{\n  \"AccountSid\": \"ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\n  \"FriendlyName\": \"friendly_name\",\n  \"PublicKey\": \"public_key\"\n}","tokens":[["{","#C9D1D9"],"\n  ",["\"AccountSid\"","#7EE787"],[":","#C9D1D9"]," ",["\"ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"","#A5D6FF"],[",","#C9D1D9"],"\n  ",["\"FriendlyName\"","#7EE787"],[":","#C9D1D9"]," ",["\"friendly_name\"","#A5D6FF"],[",","#C9D1D9"],"\n  ",["\"PublicKey\"","#7EE787"],[":","#C9D1D9"]," ",["\"public_key\"","#A5D6FF"],"\n",["}","#C9D1D9"]],"annotations":[],"themeName":"github-dark","style":{"color":"#c9d1d9","background":"#0d1117"}}}},"encodingType":"application/x-www-form-urlencoded","conditionalParameterMap":{}}
```

Create a Public Key

```js
// Download the helper library from https://www.twilio.com/docs/node/install
const twilio = require("twilio"); // Or, for ESM: import twilio from "twilio";

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const client = twilio(accountSid, authToken);

async function createCredentialPublicKey() {
  const publicKey = await client.accounts.v1.credentials.publicKey.create({
    publicKey: "PublicKey",
  });

  console.log(publicKey.sid);
}

createCredentialPublicKey();
```

```python
# Download the helper library from https://www.twilio.com/docs/python/install
import os
from twilio.rest import Client

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = os.environ["TWILIO_ACCOUNT_SID"]
auth_token = os.environ["TWILIO_AUTH_TOKEN"]
client = Client(account_sid, auth_token)

public_key = client.accounts.v1.credentials.public_key.create(
    public_key="PublicKey"
)

print(public_key.sid)
```

```csharp
// Install the C# / .NET helper library from twilio.com/docs/csharp/install

using System;
using Twilio;
using Twilio.Rest.Accounts.V1.Credential;
using System.Threading.Tasks;

class Program {
    public static async Task Main(string[] args) {
        // Find your Account SID and Auth Token at twilio.com/console
        // and set the environment variables. See http://twil.io/secure
        string accountSid = Environment.GetEnvironmentVariable("TWILIO_ACCOUNT_SID");
        string authToken = Environment.GetEnvironmentVariable("TWILIO_AUTH_TOKEN");

        TwilioClient.Init(accountSid, authToken);

        var publicKey = await PublicKeyResource.CreateAsync(publicKey: "PublicKey");

        Console.WriteLine(publicKey.Sid);
    }
}
```

```java
// Install the Java helper library from twilio.com/docs/java/install

import com.twilio.Twilio;
import com.twilio.rest.accounts.v1.credential.PublicKey;

public class Example {
    // Find your Account SID and Auth Token at twilio.com/console
    // and set the environment variables. See http://twil.io/secure
    public static final String ACCOUNT_SID = System.getenv("TWILIO_ACCOUNT_SID");
    public static final String AUTH_TOKEN = System.getenv("TWILIO_AUTH_TOKEN");

    public static void main(String[] args) {
        Twilio.init(ACCOUNT_SID, AUTH_TOKEN);
        PublicKey publicKey = PublicKey.creator("PublicKey").create();

        System.out.println(publicKey.getSid());
    }
}
```

```go
// Download the helper library from https://www.twilio.com/docs/go/install
package main

import (
	"fmt"
	"github.com/twilio/twilio-go"
	accounts "github.com/twilio/twilio-go/rest/accounts/v1"
	"os"
)

func main() {
	// Find your Account SID and Auth Token at twilio.com/console
	// and set the environment variables. See http://twil.io/secure
	// Make sure TWILIO_ACCOUNT_SID and TWILIO_AUTH_TOKEN exists in your environment
	client := twilio.NewRestClient()

	params := &accounts.CreateCredentialPublicKeyParams{}
	params.SetPublicKey("PublicKey")

	resp, err := client.AccountsV1.CreateCredentialPublicKey(params)
	if err != nil {
		fmt.Println(err.Error())
		os.Exit(1)
	} else {
		if resp.Sid != nil {
			fmt.Println(*resp.Sid)
		} else {
			fmt.Println(resp.Sid)
		}
	}
}
```

```php
<?php

// Update the path below to your autoload.php,
// see https://getcomposer.org/doc/01-basic-usage.md
require_once "/path/to/vendor/autoload.php";

use Twilio\Rest\Client;

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
$sid = getenv("TWILIO_ACCOUNT_SID");
$token = getenv("TWILIO_AUTH_TOKEN");
$twilio = new Client($sid, $token);

$public_key = $twilio->accounts->v1->credentials->publicKey->create(
    "PublicKey" // PublicKey
);

print $public_key->sid;
```

```ruby
# Download the helper library from https://www.twilio.com/docs/ruby/install
require 'twilio-ruby'

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = ENV['TWILIO_ACCOUNT_SID']
auth_token = ENV['TWILIO_AUTH_TOKEN']
@client = Twilio::REST::Client.new(account_sid, auth_token)

public_key = @client
             .accounts
             .v1
             .credentials
             .public_key
             .create(public_key: 'PublicKey')

puts public_key.sid
```

```bash
# Install the twilio-cli from https://twil.io/cli

twilio api:accounts:v1:credentials:public-keys:create \
   --public-key PublicKey
```

```bash
curl -X POST "https://accounts.twilio.com/v1/Credentials/PublicKeys" \
--data-urlencode "PublicKey=PublicKey" \
-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN
```

```json
{
  "account_sid": "ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "date_created": "2015-07-31T04:00:00Z",
  "date_updated": "2015-07-31T04:00:00Z",
  "friendly_name": "friendly_name",
  "sid": "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "url": "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
}
```

## Fetch a CredentialPublicKey resource

`GET https://accounts.twilio.com/v1/Credentials/PublicKeys/{Sid}`

### Path parameters

```json
[{"name":"Sid","in":"path","description":"The Twilio-provided string that uniquely identifies the PublicKey resource to fetch.","schema":{"type":"string","minLength":34,"maxLength":34,"pattern":"^CR[0-9a-fA-F]{32}$"},"required":true}]
```

Fetch a Public Key

```js
// Download the helper library from https://www.twilio.com/docs/node/install
const twilio = require("twilio"); // Or, for ESM: import twilio from "twilio";

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const client = twilio(accountSid, authToken);

async function fetchCredentialPublicKey() {
  const publicKey = await client.accounts.v1.credentials
    .publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    .fetch();

  console.log(publicKey.sid);
}

fetchCredentialPublicKey();
```

```python
# Download the helper library from https://www.twilio.com/docs/python/install
import os
from twilio.rest import Client

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = os.environ["TWILIO_ACCOUNT_SID"]
auth_token = os.environ["TWILIO_AUTH_TOKEN"]
client = Client(account_sid, auth_token)

public_key = client.accounts.v1.credentials.public_key(
    "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
).fetch()

print(public_key.sid)
```

```csharp
// Install the C# / .NET helper library from twilio.com/docs/csharp/install

using System;
using Twilio;
using Twilio.Rest.Accounts.V1.Credential;
using System.Threading.Tasks;

class Program {
    public static async Task Main(string[] args) {
        // Find your Account SID and Auth Token at twilio.com/console
        // and set the environment variables. See http://twil.io/secure
        string accountSid = Environment.GetEnvironmentVariable("TWILIO_ACCOUNT_SID");
        string authToken = Environment.GetEnvironmentVariable("TWILIO_AUTH_TOKEN");

        TwilioClient.Init(accountSid, authToken);

        var publicKey =
            await PublicKeyResource.FetchAsync(pathSid: "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");

        Console.WriteLine(publicKey.Sid);
    }
}
```

```java
// Install the Java helper library from twilio.com/docs/java/install

import com.twilio.Twilio;
import com.twilio.rest.accounts.v1.credential.PublicKey;

public class Example {
    // Find your Account SID and Auth Token at twilio.com/console
    // and set the environment variables. See http://twil.io/secure
    public static final String ACCOUNT_SID = System.getenv("TWILIO_ACCOUNT_SID");
    public static final String AUTH_TOKEN = System.getenv("TWILIO_AUTH_TOKEN");

    public static void main(String[] args) {
        Twilio.init(ACCOUNT_SID, AUTH_TOKEN);
        PublicKey publicKey = PublicKey.fetcher("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa").fetch();

        System.out.println(publicKey.getSid());
    }
}
```

```go
// Download the helper library from https://www.twilio.com/docs/go/install
package main

import (
	"fmt"
	"github.com/twilio/twilio-go"
	"os"
)

func main() {
	// Find your Account SID and Auth Token at twilio.com/console
	// and set the environment variables. See http://twil.io/secure
	// Make sure TWILIO_ACCOUNT_SID and TWILIO_AUTH_TOKEN exists in your environment
	client := twilio.NewRestClient()

	resp, err := client.AccountsV1.FetchCredentialPublicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
	if err != nil {
		fmt.Println(err.Error())
		os.Exit(1)
	} else {
		if resp.Sid != nil {
			fmt.Println(*resp.Sid)
		} else {
			fmt.Println(resp.Sid)
		}
	}
}
```

```php
<?php

// Update the path below to your autoload.php,
// see https://getcomposer.org/doc/01-basic-usage.md
require_once "/path/to/vendor/autoload.php";

use Twilio\Rest\Client;

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
$sid = getenv("TWILIO_ACCOUNT_SID");
$token = getenv("TWILIO_AUTH_TOKEN");
$twilio = new Client($sid, $token);

$public_key = $twilio->accounts->v1->credentials
    ->publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    ->fetch();

print $public_key->sid;
```

```ruby
# Download the helper library from https://www.twilio.com/docs/ruby/install
require 'twilio-ruby'

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = ENV['TWILIO_ACCOUNT_SID']
auth_token = ENV['TWILIO_AUTH_TOKEN']
@client = Twilio::REST::Client.new(account_sid, auth_token)

public_key = @client
             .accounts
             .v1
             .credentials
             .public_key('CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa')
             .fetch

puts public_key.sid
```

```bash
# Install the twilio-cli from https://twil.io/cli

twilio api:accounts:v1:credentials:public-keys:fetch \
   --sid CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
```

```bash
curl -X GET "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN
```

```json
{
  "account_sid": "ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "date_created": "2015-07-31T04:00:00Z",
  "date_updated": "2015-07-31T04:00:00Z",
  "friendly_name": "friendly_name",
  "sid": "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "url": "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
}
```

## Read multiple CredentialPublicKey resources

`GET https://accounts.twilio.com/v1/Credentials/PublicKeys`

### Query parameters

```json
[{"name":"PageSize","in":"query","description":"How many resources to return in each list page. The default is 50, and the maximum is 1000.","schema":{"type":"integer","format":"int64","minimum":1,"maximum":1000}},{"name":"Page","in":"query","description":"The page index. This value is simply for client state.","schema":{"type":"integer","minimum":0}},{"name":"PageToken","in":"query","description":"The page token. This is provided by the API.","schema":{"type":"string"}}]
```

Read Public Keys

```js
// Download the helper library from https://www.twilio.com/docs/node/install
const twilio = require("twilio"); // Or, for ESM: import twilio from "twilio";

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const client = twilio(accountSid, authToken);

async function listCredentialPublicKey() {
  const publicKeys = await client.accounts.v1.credentials.publicKey.list({
    limit: 20,
  });

  publicKeys.forEach((p) => console.log(p.sid));
}

listCredentialPublicKey();
```

```python
# Download the helper library from https://www.twilio.com/docs/python/install
import os
from twilio.rest import Client

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = os.environ["TWILIO_ACCOUNT_SID"]
auth_token = os.environ["TWILIO_AUTH_TOKEN"]
client = Client(account_sid, auth_token)

public_keys = client.accounts.v1.credentials.public_key.list(limit=20)

for record in public_keys:
    print(record.sid)
```

```csharp
// Install the C# / .NET helper library from twilio.com/docs/csharp/install

using System;
using Twilio;
using Twilio.Rest.Accounts.V1.Credential;
using System.Threading.Tasks;

class Program {
    public static async Task Main(string[] args) {
        // Find your Account SID and Auth Token at twilio.com/console
        // and set the environment variables. See http://twil.io/secure
        string accountSid = Environment.GetEnvironmentVariable("TWILIO_ACCOUNT_SID");
        string authToken = Environment.GetEnvironmentVariable("TWILIO_AUTH_TOKEN");

        TwilioClient.Init(accountSid, authToken);

        var publicKeys = await PublicKeyResource.ReadAsync(limit: 20);

        foreach (var record in publicKeys) {
            Console.WriteLine(record.Sid);
        }
    }
}
```

```java
// Install the Java helper library from twilio.com/docs/java/install

import com.twilio.Twilio;
import com.twilio.rest.accounts.v1.credential.PublicKey;
import com.twilio.base.ResourceSet;

public class Example {
    // Find your Account SID and Auth Token at twilio.com/console
    // and set the environment variables. See http://twil.io/secure
    public static final String ACCOUNT_SID = System.getenv("TWILIO_ACCOUNT_SID");
    public static final String AUTH_TOKEN = System.getenv("TWILIO_AUTH_TOKEN");

    public static void main(String[] args) {
        Twilio.init(ACCOUNT_SID, AUTH_TOKEN);
        ResourceSet<PublicKey> publicKeys = PublicKey.reader().limit(20).read();

        for (PublicKey record : publicKeys) {
            System.out.println(record.getSid());
        }
    }
}
```

```go
// Download the helper library from https://www.twilio.com/docs/go/install
package main

import (
	"fmt"
	"github.com/twilio/twilio-go"
	accounts "github.com/twilio/twilio-go/rest/accounts/v1"
	"os"
)

func main() {
	// Find your Account SID and Auth Token at twilio.com/console
	// and set the environment variables. See http://twil.io/secure
	// Make sure TWILIO_ACCOUNT_SID and TWILIO_AUTH_TOKEN exists in your environment
	client := twilio.NewRestClient()

	params := &accounts.ListCredentialPublicKeyParams{}
	params.SetLimit(20)

	resp, err := client.AccountsV1.ListCredentialPublicKey(params)
	if err != nil {
		fmt.Println(err.Error())
		os.Exit(1)
	} else {
		for record := range resp {
			if resp[record].Sid != nil {
				fmt.Println(*resp[record].Sid)
			} else {
				fmt.Println(resp[record].Sid)
			}
		}
	}
}
```

```php
<?php

// Update the path below to your autoload.php,
// see https://getcomposer.org/doc/01-basic-usage.md
require_once "/path/to/vendor/autoload.php";

use Twilio\Rest\Client;

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
$sid = getenv("TWILIO_ACCOUNT_SID");
$token = getenv("TWILIO_AUTH_TOKEN");
$twilio = new Client($sid, $token);

$publicKeys = $twilio->accounts->v1->credentials->publicKey->read(20);

foreach ($publicKeys as $record) {
    print $record->sid;
}
```

```ruby
# Download the helper library from https://www.twilio.com/docs/ruby/install
require 'twilio-ruby'

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = ENV['TWILIO_ACCOUNT_SID']
auth_token = ENV['TWILIO_AUTH_TOKEN']
@client = Twilio::REST::Client.new(account_sid, auth_token)

public_keys = @client
              .accounts
              .v1
              .credentials
              .public_key
              .list(limit: 20)

public_keys.each do |record|
   puts record.sid
end
```

```bash
# Install the twilio-cli from https://twil.io/cli

twilio api:accounts:v1:credentials:public-keys:list
```

```bash
curl -X GET "https://accounts.twilio.com/v1/Credentials/PublicKeys?PageSize=20" \
-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN
```

```json
{
  "credentials": [],
  "meta": {
    "first_page_url": "https://accounts.twilio.com/v1/Credentials/PublicKeys?PageSize=50&Page=0",
    "key": "credentials",
    "next_page_url": null,
    "page": 0,
    "page_size": 50,
    "previous_page_url": null,
    "url": "https://accounts.twilio.com/v1/Credentials/PublicKeys?PageSize=50&Page=0"
  }
}
```

## Update a CredentialPublicKey resource

`POST https://accounts.twilio.com/v1/Credentials/PublicKeys/{Sid}`

### Path parameters

```json
[{"name":"Sid","in":"path","description":"The Twilio-provided string that uniquely identifies the PublicKey resource to update.","schema":{"type":"string","minLength":34,"maxLength":34,"pattern":"^CR[0-9a-fA-F]{32}$"},"required":true}]
```

### Request body parameters

```json
{"schema":{"type":"object","title":"UpdateCredentialPublicKeyRequest","properties":{"FriendlyName":{"type":"string","description":"A descriptive string that you create to describe the resource. It can be up to 64 characters long.","x-twilio":{"pii":{"handling":"standard","deleteSla":0}}}}},"examples":{"update":{"value":{"lang":"json","value":"{\n  \"FriendlyName\": \"friendly_name\",\n  \"PublicKey\": \"public_key\"\n}","meta":"","code":"{\n  \"FriendlyName\": \"friendly_name\",\n  \"PublicKey\": \"public_key\"\n}","tokens":[["{","#C9D1D9"],"\n  ",["\"FriendlyName\"","#7EE787"],[":","#C9D1D9"]," ",["\"friendly_name\"","#A5D6FF"],[",","#C9D1D9"],"\n  ",["\"PublicKey\"","#7EE787"],[":","#C9D1D9"]," ",["\"public_key\"","#A5D6FF"],"\n",["}","#C9D1D9"]],"annotations":[],"themeName":"github-dark","style":{"color":"#c9d1d9","background":"#0d1117"}}}},"encodingType":"application/x-www-form-urlencoded","conditionalParameterMap":{}}
```

Update a Public Key

```js
// Download the helper library from https://www.twilio.com/docs/node/install
const twilio = require("twilio"); // Or, for ESM: import twilio from "twilio";

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const client = twilio(accountSid, authToken);

async function updateCredentialPublicKey() {
  const publicKey = await client.accounts.v1.credentials
    .publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    .update({ friendlyName: "FriendlyName" });

  console.log(publicKey.sid);
}

updateCredentialPublicKey();
```

```python
# Download the helper library from https://www.twilio.com/docs/python/install
import os
from twilio.rest import Client

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = os.environ["TWILIO_ACCOUNT_SID"]
auth_token = os.environ["TWILIO_AUTH_TOKEN"]
client = Client(account_sid, auth_token)

credential_public_key = client.accounts.v1.credentials.public_key(
    "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
).update(friendly_name="FriendlyName")

print(credential_public_key.sid)
```

```csharp
// Install the C# / .NET helper library from twilio.com/docs/csharp/install

using System;
using Twilio;
using Twilio.Rest.Accounts.V1.Credential;
using System.Threading.Tasks;

class Program {
    public static async Task Main(string[] args) {
        // Find your Account SID and Auth Token at twilio.com/console
        // and set the environment variables. See http://twil.io/secure
        string accountSid = Environment.GetEnvironmentVariable("TWILIO_ACCOUNT_SID");
        string authToken = Environment.GetEnvironmentVariable("TWILIO_AUTH_TOKEN");

        TwilioClient.Init(accountSid, authToken);

        var publicKey = await PublicKeyResource.UpdateAsync(
            friendlyName: "FriendlyName", pathSid: "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");

        Console.WriteLine(publicKey.Sid);
    }
}
```

```java
// Install the Java helper library from twilio.com/docs/java/install

import com.twilio.Twilio;
import com.twilio.rest.accounts.v1.credential.PublicKey;

public class Example {
    // Find your Account SID and Auth Token at twilio.com/console
    // and set the environment variables. See http://twil.io/secure
    public static final String ACCOUNT_SID = System.getenv("TWILIO_ACCOUNT_SID");
    public static final String AUTH_TOKEN = System.getenv("TWILIO_AUTH_TOKEN");

    public static void main(String[] args) {
        Twilio.init(ACCOUNT_SID, AUTH_TOKEN);
        PublicKey publicKey =
            PublicKey.updater("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa").setFriendlyName("FriendlyName").update();

        System.out.println(publicKey.getSid());
    }
}
```

```go
// Download the helper library from https://www.twilio.com/docs/go/install
package main

import (
	"fmt"
	"github.com/twilio/twilio-go"
	accounts "github.com/twilio/twilio-go/rest/accounts/v1"
	"os"
)

func main() {
	// Find your Account SID and Auth Token at twilio.com/console
	// and set the environment variables. See http://twil.io/secure
	// Make sure TWILIO_ACCOUNT_SID and TWILIO_AUTH_TOKEN exists in your environment
	client := twilio.NewRestClient()

	params := &accounts.UpdateCredentialPublicKeyParams{}
	params.SetFriendlyName("FriendlyName")

	resp, err := client.AccountsV1.UpdateCredentialPublicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
		params)
	if err != nil {
		fmt.Println(err.Error())
		os.Exit(1)
	} else {
		if resp.Sid != nil {
			fmt.Println(*resp.Sid)
		} else {
			fmt.Println(resp.Sid)
		}
	}
}
```

```php
<?php

// Update the path below to your autoload.php,
// see https://getcomposer.org/doc/01-basic-usage.md
require_once "/path/to/vendor/autoload.php";

use Twilio\Rest\Client;

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
$sid = getenv("TWILIO_ACCOUNT_SID");
$token = getenv("TWILIO_AUTH_TOKEN");
$twilio = new Client($sid, $token);

$credential_public_key = $twilio->accounts->v1->credentials
    ->publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    ->update(["friendlyName" => "FriendlyName"]);

print $credential_public_key->sid;
```

```ruby
# Download the helper library from https://www.twilio.com/docs/ruby/install
require 'twilio-ruby'

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = ENV['TWILIO_ACCOUNT_SID']
auth_token = ENV['TWILIO_AUTH_TOKEN']
@client = Twilio::REST::Client.new(account_sid, auth_token)

public_key = @client
             .accounts
             .v1
             .credentials
             .public_key('CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa')
             .update(friendly_name: 'FriendlyName')

puts public_key.sid
```

```bash
# Install the twilio-cli from https://twil.io/cli

twilio api:accounts:v1:credentials:public-keys:update \
   --sid CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \
   --friendly-name FriendlyName
```

```bash
curl -X POST "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
--data-urlencode "FriendlyName=FriendlyName" \
-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN
```

```json
{
  "account_sid": "ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "date_created": "2015-07-31T04:00:00Z",
  "date_updated": "2015-07-31T04:00:00Z",
  "friendly_name": "FriendlyName",
  "sid": "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "url": "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
}
```

## Delete a CredentialPublicKey resource

`DELETE https://accounts.twilio.com/v1/Credentials/PublicKeys/{Sid}`

### Path parameters

```json
[{"name":"Sid","in":"path","description":"The Twilio-provided string that uniquely identifies the PublicKey resource to delete.","schema":{"type":"string","minLength":34,"maxLength":34,"pattern":"^CR[0-9a-fA-F]{32}$"},"required":true}]
```

Delete a Public Key

```js
// Download the helper library from https://www.twilio.com/docs/node/install
const twilio = require("twilio"); // Or, for ESM: import twilio from "twilio";

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
const accountSid = process.env.TWILIO_ACCOUNT_SID;
const authToken = process.env.TWILIO_AUTH_TOKEN;
const client = twilio(accountSid, authToken);

async function deleteCredentialPublicKey() {
  await client.accounts.v1.credentials
    .publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    .remove();
}

deleteCredentialPublicKey();
```

```python
# Download the helper library from https://www.twilio.com/docs/python/install
import os
from twilio.rest import Client

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = os.environ["TWILIO_ACCOUNT_SID"]
auth_token = os.environ["TWILIO_AUTH_TOKEN"]
client = Client(account_sid, auth_token)

client.accounts.v1.credentials.public_key(
    "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
).delete()
```

```csharp
// Install the C# / .NET helper library from twilio.com/docs/csharp/install

using System;
using Twilio;
using Twilio.Rest.Accounts.V1.Credential;
using System.Threading.Tasks;

class Program {
    public static async Task Main(string[] args) {
        // Find your Account SID and Auth Token at twilio.com/console
        // and set the environment variables. See http://twil.io/secure
        string accountSid = Environment.GetEnvironmentVariable("TWILIO_ACCOUNT_SID");
        string authToken = Environment.GetEnvironmentVariable("TWILIO_AUTH_TOKEN");

        TwilioClient.Init(accountSid, authToken);

        await PublicKeyResource.DeleteAsync(pathSid: "CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
    }
}
```

```java
// Install the Java helper library from twilio.com/docs/java/install

import com.twilio.Twilio;
import com.twilio.rest.accounts.v1.credential.PublicKey;

public class Example {
    // Find your Account SID and Auth Token at twilio.com/console
    // and set the environment variables. See http://twil.io/secure
    public static final String ACCOUNT_SID = System.getenv("TWILIO_ACCOUNT_SID");
    public static final String AUTH_TOKEN = System.getenv("TWILIO_AUTH_TOKEN");

    public static void main(String[] args) {
        Twilio.init(ACCOUNT_SID, AUTH_TOKEN);
        PublicKey.deleter("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa").delete();
    }
}
```

```go
// Download the helper library from https://www.twilio.com/docs/go/install
package main

import (
	"fmt"
	"github.com/twilio/twilio-go"
	"os"
)

func main() {
	// Find your Account SID and Auth Token at twilio.com/console
	// and set the environment variables. See http://twil.io/secure
	// Make sure TWILIO_ACCOUNT_SID and TWILIO_AUTH_TOKEN exists in your environment
	client := twilio.NewRestClient()

	err := client.AccountsV1.DeleteCredentialPublicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
	if err != nil {
		fmt.Println(err.Error())
		os.Exit(1)
	}
}
```

```php
<?php

// Update the path below to your autoload.php,
// see https://getcomposer.org/doc/01-basic-usage.md
require_once "/path/to/vendor/autoload.php";

use Twilio\Rest\Client;

// Find your Account SID and Auth Token at twilio.com/console
// and set the environment variables. See http://twil.io/secure
$sid = getenv("TWILIO_ACCOUNT_SID");
$token = getenv("TWILIO_AUTH_TOKEN");
$twilio = new Client($sid, $token);

$twilio->accounts->v1->credentials
    ->publicKey("CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa")
    ->delete();
```

```ruby
# Download the helper library from https://www.twilio.com/docs/ruby/install
require 'twilio-ruby'

# Find your Account SID and Auth Token at twilio.com/console
# and set the environment variables. See http://twil.io/secure
account_sid = ENV['TWILIO_ACCOUNT_SID']
auth_token = ENV['TWILIO_AUTH_TOKEN']
@client = Twilio::REST::Client.new(account_sid, auth_token)

@client
  .accounts
  .v1
  .credentials
  .public_key('CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa')
  .delete
```

```bash
# Install the twilio-cli from https://twil.io/cli

twilio api:accounts:v1:credentials:public-keys:remove \
   --sid CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
```

```bash
curl -X DELETE "https://accounts.twilio.com/v1/Credentials/PublicKeys/CRaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" \
-u $TWILIO_ACCOUNT_SID:$TWILIO_AUTH_TOKEN
```