2022年9月14日 · Dear [ Veritas ], I'm glad to see you in Microsoft Community. Does this happen in all browsers or is it specific browsers with a company computer? Or are applications that require a network not connected to the Internet? Did you add port 443 to the firewall? If Yes: This link is the Docs released by Microsoft, which gives some suggestions for the problems you encounter. Click here to view the ...

2013年3月2日 · OpenSSL: error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol Unable to establish SSL connection. I believe it is because I do not have the certificate setup properly. Using openssl: openssl s_client -connect example.com:443 CONNECTED(00000003) 15586:error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol:s23_clnt.c:588:

2024年10月9日 · The remote computer isn’t responding to connections on port 443, possibly due to firewall or security policy settings, or because it might be temporarily unavailable."

443 is not an error number, it's the port number for the https protocol.

I have wide experience working with corporate proxies. If you have configured the proxy and it's impossible to work with Git (always getting a 443 error), try to check if you have a remote.origin.proxy bypassing your configuration. git config --list --show-origin If you check that "remote.origin.proxy" is configured as an empty value, try to unset it or almost set it with your corporate proxy ...

2016年9月16日 · You configured the server to listen on port 443 but didn't configure it for SSL traffic. In other words, you merely changed the port from 80 to 443, so it is serving HTTP on port 443. You say there are no SSL certificates set up. That's the problem. You need to set up certificates (even if only self-signed ones) for HTTPS to work at all. It's the key and certificates from this setup process ...

2013年7月28日 · I had the same problem: port-443-in-use-by-unable-to-open-process-with-pid-4 First I disabled the weather tile in Win* that apparently phones home to Redmond for updates after this showed on netstat list. This didn't solve the problem. I looked at the post already here which mentioned VPNs, so I went to Control Panel\Network and Internet\Network and Sharing Center and clicked on Change adapter ...

2017年11月18日 · I need to connect with a backup software, which used to work and suddenly stopped being able to connect to 443, and I found it is a systemic issue as I can't use port 443 with any software any longer. With port 443 I get a blank window on telnet, while with 80 I get a message of connection refused, while e.g. with 4242 it works...

In Skype Options: [Connection] , there is a check-box labelled Use port 80 and 443 as alternatives for incoming connections. This is the root problem, so simply clear / unchecked it and save.

2015年12月1日 · I've tried doing a Google search and found this: GitHub: "failed to connect to github 443 windows/ Failed to connect to gitHub - No Error" I'm not at all experienced in this field, so I do not understand any of the solutions mentioned.