The short answer is - "Yes, absolutely".
We take online security very seriously at Second Nature (formerly FilterEasy). To protect our customers’ information, we always encrypt and secure your payment information even while it’s stored between delivery dates. Our website additionally boasts an industry-leading, 256-BIT Secure Socket Layer Thawte SSL certificate which securely encrypts information as it passes from your computer to our server. So 100% of your information is safe whether it’s in storage or in transit.