Enable TLS 1.2 with Java 7 for Apache Tomcat

Issue

• AWS is going to update TLS version as 1.2 as default for all S3 calls
  

Environment

• Liferay Portal 6.2 and prior
• Java 7

Resolution

• Solution 1:
  
  •  Upgrade, JDK 7u131 or later on your Java environment, where TLS 1.2 is default
• Solution 2:
  
  • Upgrade to Java 8, because the default encryption is TLS 1.2, additionally Tomcat 7 is compatible with Java 8, as well

Additional Information

• This topic covers a lot of resources that you may utilize further:
  • How to enable TLS 1.2 in Java 7:
    https://stackoverflow.com/questions/39157422/how-to-enable-tls-1-2-in-java-7
  • Enable TLS 1.2 in Java 1.7 or Java 1.6:
    https://warwick.ac.uk/services/its/servicessupport/web/sign-on/help/tls1-eol/java/
  • How to configure Apache Tomcat for TLS 1.2 only:
    https://kb.igel.com/igelicg-1.04/en/how-to-configure-apache-tomcat-for-tls-1-2-only-7120997.html
  • SSL/TLS Configuration HOW-TO:
    https://tomcat.apache.org/tomcat-7.0-doc/ssl-howto.html
  • Enable TLS 1.1 and 1.2 for Clients on Java 7:
    https://superuser.com/questions/747377/enable-tls-1-1-and-1-2-for-clients-on-java-7