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This Symbian specific article is now hosted at Obtaining and using a Publisher ID, on Symbian Foundation's developer community web site. Please use that page for up-to-date information and for further contributions.

Following steps are involved in acquiring TC TrustCenter Publisher ID using Firefox browser.

• Apply for TC TrustCenter Publisher ID here: https://www.trustcenter.de/cs-bin/PublisherID.cgi/en/155102
• It may cost you 200$ (exclusing VAT)
• You can sign as many application using this TC TrustCenter Publisher ID in the span of 1 year.
• Fill all the required details on the form.
• After submitting your form to TC TrustCenter, you will receive an e-mail regarding how to install certificate.
• In Firefox, go into:

 Tools->Options->Advanced->Encryption->View Certificates->Select TC Publisher ID->Backup  

• Backup it in #PKS12 format. e.g:TCTrustCenter.p12 file.
• Copy TCTrustCenter.p12 file in safe place on your PC or any other media.
• Now you have to use tcp12p8.bat file to create .key and .cer file. For that you need to download TC-ConvertP12.zip file. Download it from here: TC-ConvertP12.zip
• After extracting TC-ConvertP12.zip file, you would find tcp12p8.bat file in it.
• Use tcp12p8.bat file as follows to generate .key and .cer files.

 tcp12p8 TCTrustCenter.p12 mypassword tc.key tc.cer

• It will generate tc.key and tc.cer successfully.
• Now you can sing your .Sis file using this TC TrustCenter certificate as follows.

 signsis My.SIS My.SIS tc.cer tc.key mypassword

• Once you sign your application and are ready for Symbian signing, you can check whether it contains correct TC TrustCenter Publisher ID or not using VerifySymbianSigned tool.
• Download it from here: VerifySymbianSigned_v2.4.zip
• Now use it as follows:

 VerifySymbianSigned_25_05_2007 My.SIS 

• Above command will generate following output:

 ------------------------------
 Symbian Signed                    : No 

 Developer Certificate Signed : No

 ACS Publisher Signed           : Yes

 ACS Publisher Supplier         : TCT (1 found)

 Unknown Certifictaes            : 0

 ------------------------------

• That's it. As you can see from the output, your .Sis file has been signed with TC TrustCenter Publisher ID successfully. Now you can proceed with Symbian Signing submission.