It is important to know that this guide is a follow up to the CCP - General - Setting up a payment gateway (Overall) guide - https://guide.cloudcommercegroup.com/en/articles/5989443-ccp-general-setting-up-a-payment-gateway-overall
With SagePay there are two areas you will need to consider when setting it up as a payment gateway :
Both areas contain information required to be configured on CCP.
Once you are logged in at either area, you should navigate to the Settings / Administrator tab, the details you require are in screenshot below. Copy the Form Integration Encryption Password from the LIVE & TEST accounts into the fields on CCP. See below.
1. Click into the PayPal gateway
Once in the payment gateway section, click the add/edit option against the gateway
2. Applying the correct credentials
Once you have clicked the add/edit option, a box will appear where you can add in the credentials
Name (Name of the account)
This information will be stored against your account you have with PayPal
Once complete, press the save details and link this gateway option to complete the gateway