What is the difference between logstash forwarder and logstash agent? - Quora
Monitoring Logstash Pipelines | Logz.io
ERROR][logstash.plugins.registry] Problems loading a plugin with {:type=>“ filter”, :name=>“CSV”, :path=>“logstash/filters/CSV”, :error _message=>“NameError” - Logstash - Discuss the Elastic Stack
Example of Elastic Logstash pipeline input, filter and output - DevOpsSchool.com
Logstash - Quick Guide
GitHub - lprat/logstash-plugins: My logstash plugins. Filter: sig (for security detect -> IOC, sig, New value, Reference, link, frequence, ...). Output: alert created by filter sig, feed FIR (CERT SG)