[lug] Migrating x509 public/private keypair to java jks
shulmang at colorado.edu
Mon Apr 10 16:50:22 MDT 2006
Andrew Diederich wrote:
> I have a pem formatted public/private keypair that I want to use for a
> java program (tomcat). The tomcat program needs a jks formatted file,
> it cannot use pkcs12. If I try to do a "keytool -import" on a pem
> file with the public/private keypair I get a java exception because
> the private key isn't an x509 cert.
> keytool -import -alias www.example.com -file wwwexamplecom.pubpriv.pem
> -v -storetype jks -keystore keystore.jks
> Enter keystore password: changeit
> keytool error: java.lang.Exception: Input not an X.509 certificate
> I get the same error trying to import just the private key.
> If I specify a file with just the public cert keytool wants to import
> the public cert as a trusted cert, and I don't get the private key.
> If I use "keytool -genkey" to generate a public/private keypair and
> try to import my old public cert, of course the public cert doesn't
> match the new private key.
> Is it even possible to convert PEM formatted x509 certs into a java
> jks file? If it is possible, does anyone have any references how to
> do it?
It should be possible to import cert.pem into a keystore. I usually use
do something like:
keytool -import -trustcacerts -keystore
$JAVA_HOME/jre/lib/security/cacerts -alias mycert -file path_to/cert.pem
What does the cert look like if you open it in an editor?
> Thanks for the help.
> Andrew Diederich
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