Register with OPDA HERE

NOTE: Below username just enter password twice.
Instructions on how to apply for Developer Certificate HERE
Request Developer Certificate HERE

NOTE: Add IMEI of your phone and any 11 digit number starting with 13, 15 or 18.
Install MobileSigner HERE on your Nokia phone and sign away to your hearts content using the developer certificate above
Note: Leave Password BLANK in MobileSigner and use *.cer & *.key files.


Thats where I got my original one from about a year ago now I think it was.
I’ve gotten quite a few developer certs from them, was handy for trial phones
hay can u share a developer cert and key to me, need it badly. thanks
[...] Symbian Certificate to sign iphonesque_fp1-1.3-UAChange.sis (Follow the guides created by The Moth or Nokia Blog to get your certificate and [...]
Sorry I’ve used my limit up and really need to reregister with that website, but don’t have a new phone yet, so not in a hurry to do
Hi, thanks for the great blog. I haev a problem though. MobiSign says it successfuly self signed my Free-iSMS sis, but when I try to install the signed .sis or .sisx , my Nokia E63 starts but then says ‘Unable to install a protected application from an untrusted supplier’.
Any suggestions?