EXPERT Penetration Testing and Cyber Threat Intelligence Services
Let us identify vulnerable areas in your organisation’s security in order to rectify them.
MOBIUS BINARY
SERVICES
Our services focus on cyber threat intelligence, penetration testing, and ethical hacking. By thinking like hackers, we perform real-world simulations to identify gaps and help you protect your digital boundaries.
Case studies
Permission to Launch in a Fintech Startup
Another example of ongoing support, we’re currently helping a...➜
Guarding the Guard in a Tech Startup
For three years running, we’ve performed web application...➜
Business As Usual in the Banking Sector
Along with standalone projects, we’re also able to work...➜
Unsafe Objects in the Retail Industry
Working as subject matter experts within the internal audit...➜
Beware the Black Swan
Here’s a useful example of our work with Mobius...➜
One in a Thousand
An oil and gas company with global operations required...➜
Unintentional Discount in the Retail Industry
A large retailer with an e-commerce solution asked us...➜
The Talkative Chatbot in the Banking Sector
A bank with operations across multiple African countries asked...➜
Reassurance in the Insurance Industry
A large insurer asked us to perform a wide...➜
Excavation becomes A SERIOUS PROSPECT
A listed gold mining company asked us to perform an...➜
From Weak Spots to Fort Knox
A retail client partnered with Mobius Binary to enhance...➜
Thought Leadership
The Mobius Group 2022 Cyber Security Survey
The Mobius Group 2026 Cyber Security Survey
our Team
Our security analysts are all highly skilled individuals with industry-leading certifications. We have a wealth of experience testing various technologies and environments from different perspectives to ensure you are clearly secure. The team is led by Graeme, Rob, Rex and Andre.
Graeme Huddy
Director
Graeme is experienced in information security, cyber security, IT management and information... assurance across multiple industries in both the private and public sectors. Besides being responsible for operations management and the consistent quality of our services, Graeme understands that managing risk is just one of an organisation's business challenges. He ensures that you tackle what’s most important, communicating technical findings in the context of the actual risk and potential impact.
Rob Len
Technical Head of Security Testing
With a lifelong curiosity around how things work, Rob has become an expert in all facets of... penetration testing. He has a deep technical understanding, the ability to explain complex challenges in plain language, and a binary view on whether or not a vulnerability is a risk to your business. Rob is responsible for technical quality assurance and guides our analysts to bring out the best in our team, ensuring all angles are covered.
Rex Hart
Penetration Testing Service Delivery Manager
Rex is the glue that binds our penetration testing. As the primary point of contact for our clients..., he makes sure you get everything you want when you need it, and he’s the key facilitator when it comes to any of our tests. Rex schedules our scoping calls, plans our project delivery, performs initial quality assurance, and keeps clients up to date on progress. As the go-to guy for Mobius Binary, he’s the one you’ll have on speed dial.
Mitchell Arntzen
Sales and Account Manager
Mitchell Arntzen is a seasoned cybersecurity account manager with over 20 yearsof experience... helping enterprises reduce risk and achieve their security goals. Known for building trusted client relationships and delivering business value, he combines strategic insight with commercial expertise. Outside of work, he enjoys hiking, cycling, and padel.

