It does - Firefox is now flagging that up because our website is a plain http:// connection rather than a more secure https:// connection. You should always use where possible a https:// connection if you are logging into a site that stores personal data, credit card data etc. however we don't collect any such data, postal addresses, phone numbers etc. Passwords and user details are encrypted on the database it's just the link between your web browser and the forum that is not fully secured.