OSSEC is an Open Source Host-based Intrusion Detection System that performs log analysis, file integrity checking, policy monitoring, rootkit detection, real-time alerting and active response.
ossec-remoted runs on CentOS7 on x86_64.
When ossec-agentd runs on Raspberry Pi with armv7l kernel (5.15.84-v7l+), agent is able to communicate with the server.
When ossec-agentd runs on Raspberry Pi with aarch64 kernel (6.1.19-v8+), server complains:
2023/03/19 09:55:52 ossec-remoted(1403): ERROR: Incorrectly formatted message from 'any'.
ossec-agentd-s are compiled from source locally on Pis.
ossec-remoted runs on CentOS7 on x86_64. When ossec-agentd runs on Raspberry Pi with armv7l kernel (5.15.84-v7l+), agent is able to communicate with the server. When ossec-agentd runs on Raspberry Pi with aarch64 kernel (6.1.19-v8+), server complains:
ossec-agentd-s are compiled from source locally on Pis.