First of all, we need to get the Oracle 11g on our system. If you already have the file, you are good to skip this method and move to the installation part, but if ...

Starting in April, Oracle will treat JAR files signed with the MD5 hashing algorithm as if they were unsigned, which means modern releases of the Java Runtime Environment (JRE) will block those JAR ...

Oracle says that starting with April 18, 2017, Java (JRE) will treat all JAR files signed with the MD5 algorithm as unsigned, meaning they'll be considered insecure and blocked from running. Oracle ...