RES: RES: [JUG-Petro] Criptografia

[Rita Fernandes]

Funcionou ... Eu queria uma Criptografia Sim�trica

 

The default cryptographic provider that comes with the Sun JDK supports SHA1withRSA and SHA1withDSA algorithms.

 

Obrigada

 

Rita.

 

 

 

-----Mensagem original-----
De: Marcelo Mayworm [mailto:[EMAIL PROTECTED]
Enviada em: sexta-feira, 11 de junho de 2004 18:56
Para: [EMAIL PROTECTED]
Assunto: Re: RES: [JUG-Petro] Criptografia

Eu ja utilizei o SHA1withRSA...mas n�o sei se � isso que vc quer.

Existem v�rias implementa��es com DES.



Rita Fernandes wrote:

> Ja vi o erro ....
> 
> Eu estava usando o RSA, mas eu nao tenho .... ele � pago....
> 
> tenho que usar outro ...
> 
> S� uma pergunta ....
> 
> Qual vc. usa DES ?
>
>     -----Mensagem original-----
>     *De:* Marcelo Mayworm [mailto:[EMAIL PROTECTED]
>     *Enviada em:* sexta-feira, 11 de junho de 2004 18:15
>     *Para:* [EMAIL PROTECTED]
>     *Assunto:* Re: [JUG-Petro] Criptografia
>
>     Rita,
>
>     o que vc esta definindo antes dessa chamada?
>
>     []'s
>     Marcelo Mayworm
>
>     Rita Fernandes wrote:
>
>     >
>     > Quando executo :
>     >
>     > Signature sig = Signature.getInstance( "RSA" );
>     >
>     > Aparece esse erro :
>     >
>     > java.security.NoSuchAlgorithmException: RSA Signature not available
>     > at java.security.Security.getEngineClassName(Security.java:341)
>     > at java.security.Security.getEngineClassName(Security.java:352)
>     > at java.security.Security.getImpl(Security.java:785)
>     > at java.security.Signature.getInstance(Signature.java:167)
>     > at AssignData.createSignature(AssignData.java:25)
>     > at Teste.main(Teste.java:48)
>     >
>     > Alguem sabe me dizer, o que eu preciso configuracao para ele
>     achar esse
>     > algoritmo ?
>     >
>     >
>     > []�s
>     >
>     > Rita
>     >
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