--- title: Adyen description: Step-by-step guide to connecting your Adyen account to CrowdComms registration to take payments for your events. --- [Skip to content](https://knowledgehub.crowdcomms.com/16-2-adyen#main-content) [![CrowdComms Loto](https://knowledgehub.crowdcomms.com/hs-fs/hubfs/CCLOGO.png?width=96&height=91&name=CCLOGO.png)](https://crowdcomms.com/) - Home - Products - Pricing - Blog - Company Open main navigation Close main navigation - Home - Products - Pricing - Blog - Company - Contact us Contact us How can we help you? - There are no suggestions because the search field is empty. 1. [Knowledge Hub](https://knowledgehub.crowdcomms.com/?hsLang=en-gb) 2. [Pre Event Registration](https://knowledgehub.crowdcomms.com/pre-event-registration?hsLang=en-gb) 3. [Ticketing & Payments](https://knowledgehub.crowdcomms.com/pre-event-registration?hsLang=en-gb#ticketing-payments) 15 July 2026 # Adyen We will need the following details from your Adyen account: - API Key - Merchant Account - HMAC Key   [Log into your Adyen account](https://authn-live.adyen.com/authn/ui/login?request=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%3D) and follow the steps below: #### **API Key** - Click on **Developers** \> **API credentials** \> **Create new credential** - Select **Web service user** and click on **Create credential** - In **Client settings**, click on **Generate client key** - In **Server settings**, click on the **Copy** icon next to **Generate API key** \> **Save Changes** and copy/paste your API key in the **API key** field in idloom.events. Make sure you copy and securely store the API key in your system - you won't be able to see it later. #### Merchant account - Click on **Settings** \> **Merchant accounts** and copy/paste your **Merchant account** name under **Account code** in the Merchant account field in idloom.events. #### HMAC key - Click on **Developers** \> **Webhooks** in the left side bar menu \> **Webhook** in the top right corner \> **Add** - Click on **View classic page** #### Configure webhook settings for Idloom - Enter **https://idloom.events/webhooks/adyen** as **URL** - Select **TLSv1.2** as **SSL Version** - Tick the **Active** box - Select **HTTP POST** as **Method** - Click on **Additional Settings** \> **Generate new HMAC key** \> **Save Configuration** and copy/paste your **HMAC key** in HMAC key field in idloom.events ![](https://knowledgehub.crowdcomms.com/hubfs/Knowledge%20Base%20Import/image-1-Jul-15-2026-06-25-14-4711-PM.jpg) ![](https://knowledgehub.crowdcomms.com/hubfs/Knowledge%20Base%20Import/image-Jul-15-2026-06-25-13-4453-PM.jpg) - Lastly, enter a reference in the **Reference** field, such as "idloom". It will serve as reference to know where the transactions come from. [![CrowdComms Logo](https://knowledgehub.crowdcomms.com/hubfs/cc-logo-simple-thick-all-white%20(1).svg "CrowdComms Logo")](https://www.crowdcomms.com/) [mailto:email@email.com](mailto:email@email.com) Copyright © 2026, CrowdComms