Diễn đàn hỗ trợ Firefox

Secure Connection Failed

An error occurred during a connection to fafda.to. PR_CONNECT_RESET_ERROR

Error code: PR_CONNECT_RESET_ERROR

   The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.
   Please contact the website owners to inform them of this problem.

I keep getting these error messages on some websites I frequently visited in the past. I didn't change anything in Firefox. I can go to Costco's home page but in searching or clicking on an item I get this message "Access Denied You don't have permission to access "http://www.costco.com/laptops.html" on this server. Reference #18.6624c317.1774292088.2a2954f4 https://errors.edgesuite.net/18.6624c317.1774292088.2a2954f4"

MY PROBLEM IS VERY SIMPLE:"IM TRYING TO OPEN A WEBSITE NAMED SLOW ROADSBUT ITS NOT OPENING AND IT SAYS INTERNAL ERROR 500 SO PLS HELP ME

THANK YOU!