PayPal Tightens Its Security; Requires SSL Certificate to Process Your Payments
PayPal now requires your Website to be HTTPs enabled in order to use their IPN services. Install an SSL certificate now and future proof your website.
How to Enable SSL on your Site without Losing Search Rankings
If you want to make your website secure, you need to enable SSL for your website. Which means your site will move from HTTP to HTTPS. Read to know how it’s done right.