Download from Zen Cart Plugins: https://www.zen-cart.com/downloads.php?do=file&id=2237
This drop-in plugin provides your store with admin-level controls to block (or limit) actions provided by the contact_us, create_account and login pages and/or limit access to the guest-checkout provided by One-Page Checkout. If access is blocked via admin-level configuration:
login
page. Any active guest checkout on a blocked IP address reverts to the 3-page version.Some features of the plugin require that you request a free API key from the ipdata.co service. That service identifies "known" threats, based on a supplied IP address — Access Blocker makes that request based on the IP address used to access your site.
Note: Starting with v1.5.0, you can configure Access Blocker to issue an HTTP 410 (Gone)
response on all follow-on accesses to the site where a threat is detected.