Proxy Auto Config for Firefox (PAC) @ Calomel.orghome rss search January 01, 2017 Proxy Auto Config for Firefox (PAC) A PAC file is a set of instructions telling a client browser what paths to take when a certain condition are met. You could direct a internal browser to use a proxy server to access certain restricted internal websites for example. You can also filter URLs and use the PAC file as a simple anti-ad or anti-porn filter redirecting f
