Pypal pro error "Security Error: Security Header not valid"

  • Profile Image
    chesapeakebeach
    Asked on July 29, 2022 at 02:51 PM

    HI - I am the Treasurer for the Town of Chesapeake Beach and we are having issues with individuals making a payment through our form.
    "Security Error: Security Header not valid"
    Thanks,
    Brittany Moran



    This is a re-post of a comment on How to Integrate Form with PayPal Pro

  • Profile Image
    Lesther
    Answered on July 29, 2022 at 06:43 PM

    Hi Brittany,

    Thanks for reaching out to Jotform Support. The error "Security Error: Security Header not valid" is mostly caused by incorrect API credentials.

    Make sure the fields that are highlighted below should have the right credentials. Check our guide How to Obtain PayPal API Credentials.

    1. To get to this section, click the payment fields select.
    2. Click the wand icon to get to the Paypal Pro Integration.
    3. Enter the correct details under the API - Username, API - Password, and API - Signature.
    4. 1659134324_62e4617449080_

    Reach out again if you have any other questions.