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Security Testing and Technical Assurance

External Network Penetration Testing

What we will do in a nutshell: A pre-arranged attack against an organization’s Internet-facing systems, networks or applications with a specified goal in mind. Typically, the goal is to gain unauthorized access to data or resources by circumventing controls that are in place.

Unveiling the Power of External Security Penetration Testing: Safeguarding Your Digital Fortresses with Nextzen Security

In today’s digital age, where businesses rely heavily on interconnected networks, external security penetration testing has become a paramount strategy for safeguarding sensitive information and protecting digital assets. This proactive approach involves simulating real-world cyber threats to identify vulnerabilities in external-facing systems, applications, and networks. As businesses evolve, so do the tactics of cybercriminals, making it essential for organizations to stay one step ahead in the cybersecurity game.

Understanding External Security Penetration Testing

External security penetration testing, often referred to as ethical hacking, is a systematic process of probing external-facing systems to identify potential vulnerabilities that malicious actors could exploit. By mimicking the techniques employed by cybercriminals, security experts can assess an organization’s susceptibility to various cyber threats, such as unauthorized access, data breaches, and denial-of-service attacks.

The Process of External Security Penetration Testing

Scoping and Planning:

The first step involves defining the scope of the penetration test, identifying the target systems, and outlining the testing methodology.


Security experts gather information about the target, such as IP addresses, domain names, and network infrastructure, to understand potential entry points.


This phase involves actively probing the target systems to discover vulnerabilities and weaknesses in their configuration.

Vulnerability Analysis:

The testing team analyzes the collected data to identify potential vulnerabilities that could be exploited by attackers.


Security experts attempt to exploit identified vulnerabilities to assess the effectiveness of existing security measures.


Once access is gained, the testing team assesses the extent of potential damage and identifies any further vulnerabilities within the system.


A comprehensive report is generated, detailing the findings, risks, and recommendations for improving security measures.

Features & Benefits

Benefits of External Network Penetration Testing by NextZen Security

The penetration testing team at NextZen Security has unrivalled breadth and depth of experience.
Our testers are certified and highly experienced, ensuring our approach aligns with industry-best practice, avoids system disruption, and protects the integrity of your data.

Partnering with NextZen Security will allow your organisation to:

Reduce Risk

With perimeter breaches among the most common cyber threats, external network penetration testing helps your organisation mitigate one of the most significant risks you are likely to face.

Achieve Compliance

Many national and international standards, including PCI-DSS and APRA CPS 234, mandate regular external network penetration testing to ensure your organisation is maintaining adequate security controls. External network penetration testing by NextZen Security consultants can help you achieve, prove and maintain compliance

Allocate Resources

Non-technical executives often require guidance when it comes to allocating scarce cyber security resources. External network penetration testing identifies the most critical vulnerabilities than need immediate remediation, enabling you to direct resources optimally.

Achieve Greater Awareness

With networks expanding due to the expansion of internet-facing infrastructure, adoption of cloud services and increased outsourcing/remote-working arrangements, you will gain greater awareness of the parameters of your network, which is an essential first step to safeguarding its perimeter.

Gain Confidence

External network penetration testing will give you, as well as your suppliers and commercial partners, confidence that your internet-facing infrastructure, including valuable data, is appropriately safeguarded against unauthenticated intrusions.

Request an evaluation.

Talk to us for the best external network penetration testing outcome.


What they say about us.

NextZen Security proved to be an invaluable asset to our business. From the initial consultation to the deployment, each step of the process was handled with professionalism and expertise. NextZen's solution was incredibly easy to deploy on our complex systems and it has helped us save time and money and provide assurance that our customers can feel safe using our platform.

Anthony J Williams

Fantastic analysis of our current business set up. We were able to fend off many security threats on our database and products online.

Peter O'brien