It professionals have noted the difficult setup process and the intensive upfront labor required to customize it.
Open source siem.
A siem whether it is open source or commercial is virtually useless without the basic security controls necessary for security visibility.
Open source siem tools literally open their cybersecurity design to the public.
Ossim includes key siem components namely event collection processing and normalization and most importantly event correlation.
With ossim users get a powerful siem open source tool with the logging and monitoring elements of sem and the threat assessment automated responses and data synthesis of sim.
An organization may save money on licensing costs but spend money on continual maintenance.
Launched by security engineers because of the lack of available open source products alienvault ossim was created specifically to address the reality many security professionals face.
As an organization grows open source siem software can become labor intensive.
Many open source siem solutions lack key siem capabilities such as reporting event correlation and remote management of log collectors.
Open source siem and free siem tools can seem like the solution.
Open source siem tools are available for the public to modify and the best tools enjoy a community of loyal supporters.
That said the tool has potential drawbacks.