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Created June 21, 2018 03:26
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generate self signed certificate with keytool
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certificateKeytool.md

To generate a self-signed SSL certificate using the keytool command on Windows, Mac, or Linux:

  • Open a command prompt or terminal.

  • Run this command:

    keytool -genkey -keyalg RSA -alias tomcat -keystore selfsigned.jks \ -validity -keysize 2048

Where <days> indicate the number of days for which the certificate will be valid.

  • Enter a password for the keystore. Note this password as you require this for configuring the server.

  • When prompted for first name and last name, enter the domain name of the server. For example, myserver or myserver.mycompany.com.

  • Enter the other details, such as Organizational Unit, Organization, City, State, and Country.

  • Confirm that the information entered is correct.

  • When prompted with Enter key password for , press Enter to use the same password as the keystore password.

  • Run this command to verify the contents of the keystore:

    keytool -list -v -keystore selfsigned.jks

  • When prompted, enter the keystore password note in Step 3. The basic information about the generated certificate is displayed. Verify that the Owner and Issuer are

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