Iranian democrats have relied on Twitter to organise their response to what looks like a stolen election.

If you are considering helping them, here is a guide to what and importantly, what not, to do. Most importantly, the blogging and Twitter organisers are in real danger:

“Please remember that this is about the future of the Iranian people. While it might be exciting to get caught up in the flow of participating in a new meme, do not lose sight of what this is really about.”

Moral support and details of any new proxies by direct message to @stopAhmadi or @iran09.

Update: How to communicate securely in repressive environments

Update: how to set up a proxy server, but you need to know how to take security precautions with your computer.