So when generating a key, how do I determing the size?

If the bits paramater in RSA_generate_key fuction equals 128, does this mean
I have created a 128 bit key?

RSA_generate_key(bits,RSA_F4,NULL,NULL);

Marcus


----- Original Message ----- 
From: "Rich Salz" <[EMAIL PROTECTED]>
To: "Marcus Carey" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Thursday, May 29, 2003 6:24 PM
Subject: Re: What's the strongest encryption available


> > VeriSign claims its 128-bit $889 Secure Site Pro Certificate is
> > the strongest encryption available.  Is this true?
>
> That's using 128bit RC4 for the bulk encryption of SSL/TLS traffic between
> server and client.
>
> > If so how is it possible to create a 1024 bit or greater RSA private key
> > with OpenSSL?
>
> It's a different crypto/cipher algorithm.  In most SSL use, RSA is used
> to exchange a bulk encryption key.  So you need both.  You should ask
> Verisign how big a key they're willing to sign; will the 2Kbit RSA key
> in their CA sign a cert for a 4Kbit key? :)
>
> > Also what's the maximum bit value that OpenSSL supports?
>
> Depends on the cipher.  At least as much as the standards specify. :)
> OpenSSL has supported 128bit RC4 from day one.
>         /r$
>
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