Some key servers answer to port 80 as well: gpg --keyserver hkp://wwwkeys.de.pgp.net:80 --recv-keys 0A5174AF And since hkp relies on http, you should be able to use it trough a web proxy too.

Port 80 (tcp/udp) :: SpeedGuide 101 rows Enable ports 80 (HTTP) and 443 (HTTPS) To enable port 80 and 443, use iptables(or ipchains on old systems) to port-forward 80 to 9191. The following commands provide an example. Consult your distribution's documentation to see how to persist the iptablesrules between system restarts: /sbin/iptables -t nat -I PREROUTING --src 0/0 --dst \ How to Open Your Port 80 Behind a Firewall: 8 Steps

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Find out which ports are blocked by Comcast and why. Oct 22, 2008 · I'm reading this as incoming :80 traffic. The port itself isn't more insecure than any other port. It's what's behind that port that needs to be secure. In your case, you could allow access to port :80 only to your letsencrypt server. That way you allow the refresh of your certificates. Normally, that would be an Apache or nginx webserver. Oct 11, 2011 · There are a number of well-known Windows programs which use port 80: IIS The most likely culprit is Microsoft Internet Information Server. You can stop the service from the command line on Windows Optional: Running two web servers on port 80. If you already run a web server on the same server that hosts EZproxy, but you want to use port 80 to alleviate firewall issues, this is possible, although it requires that you assign an additional TCP/IP address to the EZproxy server.

running netstat -plunt shows that port 80 is been used by 'docker-proxy'. What can I do to fix this should I stop docker-proxy how do I do that? docker ssl-certificate digital-ocean lets-encrypt certbot

The Node.js platform uses a reverse proxy to relay requests from port 80 on the instance to your application listening on port 8081. Elastic Beanstalk provides a default proxy configuration that you can either extend or override completely with your own configuration. Proxies on port 80 or 8080 Our proxies can connect to any ports that are not mail related (like 25, 465 and 587). We can set your proxy to be http or socks (compatible with either 4, 4a or 5) but we can not provide proxies running on specific ports. Elastic Beanstalk uses nginx as the reverse proxy to map your application to your Elastic Load Balancing load balancer on port 80. Elastic Beanstalk provides a default nginx configuration that you can either extend or override completely with your own configuration. Dec 06, 2013 · The proxy server accepts the requests to connect to the outside ports on 80 (as a result of the setup of the proxy settings in IE) and connects to those ports, then shuttles the packets back to the client on 80. Jul 25, 2016 · If you followed one of our posts on How To Install Ghost, we highly suggest going through this post right after installing Ghost so that your Ghost blog is accessible on port 80 instead of 2368. We will accomplish this by using Nginx to proxy all requests for port 80 to 2368.