Consegui resolver esse problema, vou deixar abaixo o passo a passo de como assinei minha aplicação:
1. Recebi da Verisign dois Certificados (Certificado do usuario e o Certificado Intermediário)
Coloquei cada certificado no bloco de notas e salvei com a extensão “.p7b”.
O certificado de usuário chamei de “user.p7b” e o certificado intermediário chamei de “ca.p7b”.
Quando enviei os dados para a verisign criei uma keystore chamada “keystore.key” e esta deve ser utilizada para assinar a aplicação.
2. Importei os certificados para o keystore.
Primeiro deve se importar o certificado intermediário e depois o certificado de usuário.
[code]keytool -import -trustcacerts -keystore “keystore.key” -alias “mykey” -file “ca.p7b” -alias “root”
keytool -import -trustcacerts -keystore “keystore.key” -alias “mykey” -file “user.p7b” -alias “ALIAS”[/code]
O ALIAS deve ser o mesmo alias que foi registrado no keystore.key enviado a Verisign.
Caso não lembre é só digitar o comando:
keytool -list -v -keystore “keystore.key”
3. Adicionar o certificado de usuário ao JAD.
4. Assinar o JAD.
5. Resultado final do JAD.
[quote]MIDlet-1: MIDletPrincipal,br.com.example.MIDletPrincipal
MIDlet-Jar-Size: 293156
MIDlet-Jar-URL: APP.jar
MIDlet-Name: APP Name
MIDlet-Permissions: javax.microedition.io.Connector.http, javax.microedition.io.Connector.https
MIDlet-Vendor: Vendor
MIDlet-Version: 1.0
MicroEdition-Configuration: CLDC-1.1
MicroEdition-Profile: MIDP-2.0
MIDlet-Certificate-1-1: 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
MIDlet-Certificate-1-2: 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
MIDlet-Certificate-1-3: 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[/quote]
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Usei a aplicação para o celular da Series 40 5th Edition, Feature Pack 1 Lite Nokia e devido a isso não foi necessário criar o atributo MIDlet-Jar-RSA-SHA1.