SSL
docomo
- will not send i-mode ID when accessing SSL pages
- when on an ssl page, will not display images coming from other urls (even subdomains!)
- this limitation has been lifted for 2.0 browsers
- will display warning with self signed certificate
au
handsets with UP.browser version less than 6.2_0 do not render UTF-8 ssl-pages properly. Only shift_jis is supported.
- won't work at all with self signed certificates
SoftBank
- 3G handsets will do end-to-end ssl only when accessing an https url directly (via email link, qrcode etc..)
- all secure (not self signed etc) https links are rewritten to secure.softbank.ne.jp by the SB gateway (don't ask us why....)
- will display warning with self signed certificate
Certificates
- see carriers lists for available root certificates
- wildcard certificates will not work
comodo offers free trial ssl certificates
- docomo F-08A and au W52S worked
SoftBank 823T displayed warning
- au W41CA displayed error
