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Security Features in Java SE
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Signing Code and Granting It Permissions
Steps for the Code Signer
The code signer takes the following steps:
- Download and Try the Sample Application.
- Create a JAR File Containing the
Class File,
using the
jar
tool.
- Generate Keys
(if they don't already exist),
using the
keytool
-genkey
command.
Optional Step Generate a certificate
signing request (CSR) for the public key certificate,
and import the response from the certification authority (CA).
For simplicity (and since you are only pretending to be Susan Jones),
this step is omitted. See
Generating a Certificate Signing Request (CSR) for a Public Key Certificate
for more information.
- Sign the JAR File,
using the
jarsigner
tool and the private key.
- Export the Public Key Certificate,
using the
keytool
-export
command.
Then supply the signed JAR file and the
certificate to the receiver Ray.