I had built something along these lines. Not really encrypting the page. But allowing you to send each other Base64 data: http://cloak.websrvr.in/ http://cloak.

I had built something along these lines. Not really encrypting the page. But allowing you to send each other Base64 data: http://cloak.websrvr.in/ http://cloak.websrvr.in/ . I had built it to circumvent enterprise email servers which don't allow sending binaries. Which is kind of ironic because email sends attachments as Base64.