ACSC Baseline Compliance Check by eCyLabs is a security assessment tool designed to ensure that default operating system and application configurations meet industry standards set by the Australian Cyber Security Centre (ACSC). ACSC Baseline Compliance Check scans systems to verify compliance with the ACSC's Information Security Manual (ISM), which outlines a cyber security framework for organizations to protect their information and systems from cyber threats. It helps reduce potential security vulnerabilities in operating systems and increases the likelihood of timely patches and remediation.