Actually both locally and on the server the hash has the same value but differs from the one arrived from Shopify webhook; indeed, the json we get seems to be correct but not correspond to the hash.

Hi @SBD_, many thanks for your response. Yes, this used to work till about 2 weeks ago; our code is quite simple: public function actionWebhookOnProductUpdated() { $postdata = file_get_contents("php://input"); $this->verifyWebhookCall($postdata...

Be've been experiencing problems with the hmac verification since a few days; the webhooks is triggered when a new payment is placed so than we can further process data from our side. Code is similar to the PHP  one suggested here https://help.shopif...