สำหรับคนที่ทำงานกับ Server หลายคนอาจจะเคยเจอ Address bar ของ IE เป็นสีแดง พร้อมข้อความเตือน
Certificate Error: Navigation Blocked
There is a problem with this website’s security certificate.
The security certificate presented by this website was not issued by a trusted certificate authority.
The security certificate presented by this website was issued for a different website’s address.
Security certificate problems may indicate an attempt to fool you or intercept any data you send to the server.