Why does the java keytool utility throw a gnu.javax.crypto.keyring.MalformedKeyringException error when importing a certificate?

Solution Verified - Updated -

Issue

  • Why does the java keytool utility throw a gnu.javax.crypto.keyring.MalformedKeyringException error when importing a certificate?
    $ keytool -import -trustcacerts -alias client_cert -file client.cert -keystore server.truststore
keytool error: gnu.javax.crypto.keyring.MalformedKeyringException: incorrect magic

Environment

  • Java

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