Title: WooCommerce API Rest problem
Last modified: February 5, 2020

---

# WooCommerce API Rest problem

 *  [ricardogm99](https://wordpress.org/support/users/ricardogm99/)
 * (@ricardogm99)
 * [6 years, 3 months ago](https://wordpress.org/support/topic/woocommerce-api-rest-problem/)
 * My problem is that when I consume the woocommerce API I get the following error:
   “
   Code”: “woocommerce_api_authentication_error”, “Message”: “Invalid signature –
   provided signature does not match.” My code is in php and it is the following:
 *     ```
       <?php
       require __DIR__ . '/vendor/autoload.php';
   
       use Automattic\WooCommerce\Client;
   
       $woocommerce = new Client(
           'http://url.com/', 
           'ckey', 
           'cskey',
           [
               'wp_api' => true,
               'version' => 'wc/v3',
           ]
       );
   
       print_r($woocommerce->get(''));
   
       ?>
       ```
   
 * I’ve read out there that it’s because my site is http,
    I would like to create
   a signature that I think that’s what I need, and the Woocommerce documentation
   I don’t understand ([https://woocommerce.github.io/woocommerce-rest-api-docs/?php#authentication-over-http](https://woocommerce.github.io/woocommerce-rest-api-docs/?php#authentication-over-http))
 * I hope your help, thanks

The topic ‘WooCommerce API Rest problem’ is closed to new replies.

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## Tags

 * [api](https://wordpress.org/support/topic-tag/api/)
 * [auth](https://wordpress.org/support/topic-tag/auth/)
 * [HTTP](https://wordpress.org/support/topic-tag/http/)
 * [Woocommercer](https://wordpress.org/support/topic-tag/woocommercer/)

 * 0 replies
 * 1 participant
 * Last reply from: [ricardogm99](https://wordpress.org/support/users/ricardogm99/)
 * Last activity: [6 years, 3 months ago](https://wordpress.org/support/topic/woocommerce-api-rest-problem/)
 * Status: not resolved