Proxy 12345

Often used in corporate environments. The user doesn't configure anything; the network router forces all traffic through port 12345 without the user's knowledge.

Proxy 12345 is frequently used by:

Go to your Network Settings > Proxies. Enter the IP address provided by your service and type 12345 into the Port field. proxy 12345

In the late 90s and early 2000s, a notorious Remote Administration Tool (RAT) called used port 12345 as its default. This allowed hackers to take control of infected computers remotely. Because of this legacy, many modern firewalls and ISPs (Internet Service Providers) flag or block traffic on port 12345 by default. Open Proxy Vulnerabilities Often used in corporate environments