
A Melbourne-based cybersecurity firm dedicated to protecting Australian businesses of all sizes from evolving digital threats — with practical expertise, no jargon, and a genuine commitment to your security.
ADL99 is headquartered at 470 St Kilda Road, Melbourne — giving our clients direct access to a local team that understands the Victorian business landscape. We serve clients across Melbourne, Victoria, and nationally, bringing enterprise-grade security expertise to businesses that previously couldn't access it. Learn more about our Melbourne cybersecurity services.
The principles that guide everything we do at ADL99.
We operate with complete transparency and honesty in all our client relationships.
We deliver the highest quality cybersecurity solutions tailored to your needs.
We work alongside you as trusted advisors, not just service providers.
When you need us, we're there. Our team is ready to respond quickly.
Our proven three-step methodology transforms cybersecurity from a checkbox exercise into a strategic business advantage.
We start by understanding your current security posture, identifying vulnerabilities, and evaluating risks specific to your business and industry.
We implement robust security controls and defenses tailored to your needs, protecting your assets from current and emerging threats.
We help you turn security into a business advantage, building trust with clients and partners while enabling secure growth and innovation.