Mozilla Debates Whether to Trust Chinese CA

Sometimes geeky technical details matter only to engineers. But sometimes a seemingly arcane technical decision exposes deep social or political divisions. A classic example is being debated within the Mozilla project now, as designers decide whether the Mozilla Firefox browser should trust a Chinese certification authority by default. Here’s the technical background: When you browse to a secure website (typically at a URL starting with “https:”), your browser takes two special security precautions: it sets up a private, encrypted “channel” to the server, and it authenticates the server’s identity. The second step, authentication, is necessary because a secure channel is useless if you don’t know who is on the other end. Without authentication, you might be talking to an impostor.

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