Skip to main content

Posts

Showing posts from March, 2012

Unblock Us Security

Unblock Us is an interesting solution to viewing region locked content online. Instead of offering VPN services, they offer a DNS-based solution. By using their DNS servers, geolocation requests by services such as Hulu and Pandora are directed through a geographically appropriate proxy. The remainder of your traffic (e.g. the video or audio stream) is accessed directly. That means you can make use of your connection's full bandwidth. Conversely, VPN connections often decrease your connection speed significantly. However, the DNS solution has security implications. As a DNS provider, Unblock Us is the in perfect position to perform a man in the middle attack. After all, that's what they're doing to sites like Hulu. (Note that SSL connections are safe from man in the middle attacks.) If you trust Unblock Us, then this isn't a problem. If you don't, it's best to limit the traffic that uses their DNS servers. The remainder of your traffic should use a trusted DN…
Read more