According to various reports from users over on our forums, Sony has locked out all users attempting to access PSN on firmware 3.41 and below, even those using the proxy-based workaround detailed in this thread. Might there be other methods that bypass this restriction in the future? Perhaps. But for now -- it's 3.42 or nothing.
We can't say we're surprised at the swift response[...]
Continue reading: Sony Kills Proxy Workaround for PSN Access...