Which method best demonstrates a method to ensure log integrity through an analysis process? Copy off all the logs to an external location, secure the source system logs from any tampering, and conduct synthesis of the logs from the external location. Conduct synthesis of the logs directly from the source system, do not copy the logs to any external system. Identify the logs that are necessary on the source system and erase all other logs, as they are irrelevant and can disrupt log analysis. Copy off all the logs to an external location and erase the logs on the source system