Recently, we get a report that there are many Mac users who get error message “Safari can’t establish a secure connection to the server”. That error prevents them from go to any website. It is very annoy and interrupt problem. By the way, do you ever get that error? How do you do to fix it? Unfortunately, there are many methods to fix the error message “Safari can’t establish a secure connection to the server”. At the moment, in this article, we will tell you the methods to fix that error. But before, we suggest you to know what any cause which make the error message “Safari can’t establish a secure connection to the server” occur. As we know that we will only get that error when we are using Safari to browse the internet. Safari web browser is the default browser on Apple device. What possible cause of the error message “Safari can’t establish a secure connection to the server”? It is may cause by weak encryption, antivirus and IPv6.
Let’s find out the methods to get rid of that error. Safari will cut off from the connection instantly when there is detected a weak encryption. We cannot know what which detects the weak encryption between Safari and the Mac system. But we know that to our privacy and security, the website must be coupled with strong encryption before web connection can be made unconditionally. Therefore when weak encryptions are met, it make Safari will not be able to connect. This is the reason why the error message “Safari can’t establish a secure connection to the server” occur. Let’s read the following text to solve it. If you are having problem in Safari but not in other browsers, you can open the blocked website in another browser, for example Firefox.
After it open, go to the URL, you will a tiny green lock. Then please click on it. Afterwards click on the “more information” button on the emerging window. Next you have to go another window and click on the Security tab at the right hand side. Then we you can click on “show certificate”. Next switch to the details tab. Wait a few seconds, you will be shown the current certificate for the website which you opened. After that you have to open the keychain. To do this, you can click CMD + Space Bar and then input “Keychain”. OR you can go to Utilities and access Keychain from there. Afterwards please click on system roots for all entries. Here, you will find your certificate and it has a blue cross marked on it. Please double click it and another window will come up. You have the option of selecting system setting. Then change the authentication of the certificate to “System setting”.
To fix the error message “Safari can’t establish a secure connection to the server” you can also check out the antivirus that installed on your machine. Another method, you can try turn IPv6 off on your router.