JDK導入證書

//導入指定證書到cacerts：

              keytool -import -alias taobao -file taobao.cer -keystore "%JAVA_HOME%/jre/lib/security/cacerts"  -storepass changeit-trustcacerts

//檢視cacerts中的證書清單：

              keytool -list -keystore "%JAVA_HOME%/jre/lib/security/cacerts"  -storepass changeit

//删除cacerts中指定名稱的證書：

              keytool -delete -alias taobao -keystore "%JAVA_HOME%/jre/lib/security/cacerts"  -storepass changeit

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