SIEM Syslog, LEEF and CEF Logging

https://www.juniper.net/documentation/en_US/release-independent/jatp/topics/task/multi-task/jatp-siem-syslog-leef-and-cef-logging.html

CEF, LEEF and Syslog Format

Common Event Format (CEF)and Log Event Extended Format (LEEF) are open standard syslog formats for log management and interoperabily of security related information from different devices, network appliances and applications. This open log format is adopted by Juniper ATP Appliance for sending Juniper ATP Appliance malware event , system audit and system health notifications to the configured channel.