As an investment holding company, ISA Holdings Limited delivers comprehensive... As an investment holding company, ISA Holdings Limited delivers comprehensive network, internet, and information security services throughout Sub-Saharan Africa. Its extensive portfolio comprises various managed security offerings and expert professional services. These solutions cover critical aspects such as firewall management, anti-malware protection, user authentication, secure remote access, content security, intrusion prevention, vulnerability assessments, virtual private networking (VPN), robust messaging and data protection, and sophisticated identity and access management systems. Established in 1998, ISA Holdings Limited is headquartered in Sandton, South Africa.