Alterar Proxy no Internet Explorer e Firefox

Inglês: Procurem por proxy's na porta 80, são os melhores para passar pelo firewall. Lista de proxy:

• Digital Cyber Soft - List of anonymous proxies.
• FindProxy.org - Has articles about anonymous web browsing, internet security, and internet privacy.
• Free Proxy Servers - Free list of public proxy servers.
• Free Public Proxy Servers List - Regularly updated HTTP open/public proxy list
• My Proxy - HTTP Proxy lists updated daily.
• NNTime - Regularly updated proxy list.
• OpenProxies - Open, public HTTP proxies, updated daily.
• Proxy Blind - Information about using proxy servers for privacy, with socks and proxy lists.
• Proxy Server Info - Proxy server guide and a small list of anonymous proxies.
• Proxy Servers - Proxy list, tutorials and other related stuff.
• Proxyleech.com - Checked list of proxy servers with IP and port, country, link to whois. List also available in plain text or as an XML file.
• Proxy-List.net - Proxy lists submitted by users are automatically tested, and results posted.
• Proxy-List.org - Automatically checked proxy lists, Proxy Extractor and related information.
• ProxyLists.Net - Free HTTP and Socks proxy lists
• Proxy.org - Contains a list of web based proxies, as well as a forum to discuss related topics.
• Proxy.6te.net - Checked lists of free anonymous proxies.
• Xroxy.com - Proxy lists and RSS feed.