Open Source HIDS SECurity
Atomicorp is the producer of Atomic Secured Linux™ which provides the most secure Linux kernel on the market that combines OSSEC host intrusion detection, a threat manager that hardens both your web applications and the operating system, and a self healing system that automatically fixes problems as they occur, from crashed processes on your server, to problems with your database, to even basic system errors.
Atomicorp provides comprehensive support and Threat Intelligence feeds for OSSEC. Contact: OSSEC Support
Wazuh provides OSSEC support and professional services. The services include training, deployment assistance and annual support.
Wazuh has developed an OSSEC ruleset, to improve detection capabilities. Among others, it includes rules to monitor PCI DSS controls, and Amazon AWS environments.
Wazuh has integrated OSSEC and Elasticsearch, providing comprehensive alerts and monitoring dashboards. More info at: contact@wazuh.com