Import Snort Rules
Snort is an open-source intrusion prevention system (IPS) and help detect malicious attacks. You can convert the Snort IPS rules into Juniper IPS custom attack signatures using the Juniper Integration of Snort Tool (JIST). By default, Junos OS includes the JIST. The tool supports Snort version 2 and version 3 rules.
To import the Snort rules: