The use of proxy servers is also problematic.

It's a webmail account -- Fake names, proxy servers.

Must be using A gray box proxy server.

It's like Kryptonite. It's been routed through multiple proxy servers.

Black is using a chain of anonymous proxy servers.

To use a proxy server for downloading software, you need to authenticate.

I'm trying, but they're bouncing it off about a billion different proxy servers.

You can run through proxy servers in Yinchuan, but you cannot... hide.

Mark asked me to get through the IPC firewall to set up a proxy server port.

Alright, that was a reporter friend of mine, said the manifesto came from a proxy server.