Collins uses Stripe, a secure payment provider to run both Pay and Authentication. Both are fully PCI compliant - WFL Media LTD T/A DesignMyNight has a PCI compliance certificate issued by World Pay and Stripe has been audited by a PCI-certified auditor and is certified to PCI Service Provider Level 1. This is the most stringent level of certification available in the payments industry. To accomplish this, they make use of best-in-class security tools and practices to maintain the highest levels of security. For more info on security at Stripe, please read this article.
We also have an SSL certificate. Please read here for more information on SSL certificates.