Huntsman Security (trading as Tier-3 Pty Ltd) is a privately owned cybersecurity software company headquartered in Sydney, Australia, with offices in London, UK, and operations in Japan. Founded in 1999, the company develops and delivers data-driven security analytics, risk management, and reporting software primarily for government, defence, intelligence, criminal justice, and commercial organisations. The company's core product portfolio includes: Enterprise SIEM, an always-on cyber analytics platform for internal security operations teams leveraging high-speed ingestion, correlation, and the MITRE ATT&CK framework for threat detection, investigation, and response (TDIR); MSSP SIEM, a multi-tenancy variant designed for managed security service providers supporting 250 to 50,000+ endpoints; Essential 8 Scorecard, a continuous compliance measurement tool aligned to the Australian Cyber Security Centre (ACSC) Essential Eight framework; Essential 8 Auditor, an on-demand vulnerability and maturity assessment application; and SmartCheck, an automated risk assessment tool monitoring safeguards across the cyber attack sequence to address ransomware risk. Huntsman Security's technology emphasises speed of data ingestion and analytics, continuous visibility of cyber posture against recognised security control frameworks, automated detection of anomalous behaviour, and systematic operational processes for monitoring and measuring security outcomes. The company serves security, risk, and executive teams, providing decision-support through measurement and reporting of security control effectiveness. Its products have received recognition at industry awards including the TEISS Awards 2020 for compliance and SME security products.