OT, SCADA and IoT Assessment

Operational Technology (OT), Supervisory Control and Data Acquisition systems (SCADA), and Internet of Things (IoT) environments are the foundations of our critical infrastructure. There is a crucial need to identify and remediate security weaknesses that could lead to operational disruptions, data breaches, or harm to the general public.

OT, SCADA and IoT Testing Overview

Security testing for OT, SCADA, and IoT systems helps uncover vulnerabilities and weaknesses, allowing organizations to proactively fortify their defenses, safeguard critical infrastructure, and minimize the risk of cyberattacks and operational disruptions.

WHAT IS OT/ICS/SCADA TESTING?

OT/ICS/SCADA cyber security testing is a specialised assessment and evaluation process designed to identify and address vulnerabilities, threats, and weaknesses in OT, ICS and SCADA systems. The primary objectives of OT/ICS/SCADA testing is similar to many other cyber security techniques and includes vulnerability assessments to identify potential weaknesses, penetration testing to simulate cyber attacks, risk assessments and more.

However, industrial control system testing needs to take into account additional factors. Specialised tools are often required for testing embedded control devices, devices can be incompatible with control network protocols, and testing can be more complicated within the live production environment. To account for these complexities and ensure systems aren't harmed in the process, OT/ICS/SCADA testing employs a more tailored approach. The result is a list of vulnerabilities categorised by risk levels to help prioritise remediation steps.

WHY DO YOU NEED ?

Industrial control systems are vulnerable to evolving threats if not adequately secured, making regular testing crucial. Specific scenarios warrant OT/ICS/SCADA testing:

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System Deployment

Conduct testing before deploying new OT/ICS/SCADA systems to identify and address vulnerabilities from the start.

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Regular Assessments

Perform cybersecurity testing at scheduled intervals to proactively identify and mitigate emerging threats.

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After Major System Changes

Test whenever significant changes occur, such as software updates or network reconfigurations, to ensure continued security.

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Regulatory Compliance

Testing is essential for maintaining compliance with industry-specific regulations and standards.

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Third-Party Connections

Verify that connections with external partners, suppliers, or vendors do not introduce security vulnerabilities.

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After Security Incidents

Following a cybersecurity incident, testing helps determine how the breach happened and strengthens defenses to prevent future occurrences.

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System Retirement

Ensure testing is conducted to properly wipe sensitive information and securely decommission systems.

OUR METHODOLOGY

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1. OT/SCADA Penetration Testing Approach

Penetration testing methodologies for OT/SCADA systems are similar to those used for IT systems but require additional caution. The process begins with information gathering to profile the OT network and identify potential targets through open-source intelligence, social engineering, and passive scanning. Active scanning or exploitation is conducted carefully and incrementally to avoid compromising system stability.

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2. Passive Network Mapping

Passive network mapping involves monitoring traffic on the OT network to map out connections between devices and systems. This technique reveals network architecture, device types, communication protocols, and potential entry points without actively probing the network, making it a non-intrusive information-gathering method.

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3. Vulnerability Scanning

Vulnerability scanners are employed to detect known security weaknesses in OT devices and software. Scans are conducted slowly and monitored carefully to avoid stressing older components. Any critical vulnerabilities discovered should be promptly addressed.

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4. Exploitation

The exploitation phase aims to gain access to systems and assess the level of control possible.

What is Iot Penetration Testing

A procedure to test the strength of an organization's Internet of Things (IoT) network by auditing the security of an organization's IoT network. Security experts identify and analyze vulnerabilities in the lot devices that can potentially affect their functioning. This test can be used to determine if the organization needs to fix anything to secure the organization's IOT network.

Understand Your IoT Risks!

The use of IoT devices introduces security vulnerabilities, as they are connected to the internet and susceptible to various cyberattacks. These attacks can disrupt an organization’s services or even damage its reputation.

Our Approach

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Enhance Device Security

Maintain a Strong Security Posture

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Safeguard User Data and Privacy

Robust Data Encryption

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Approach Follow for Iot Penetration Testing

Strengthen Device Security :

The IoT Cybersecurity Test enables security professionals to detect vulnerabilities in IoT devices, helping organizations protect themselves from potential cyber threats.

Sustain a Strong Security Posture :

Ensure optimal security by consistently monitoring IoT devices, enforcing robust authentication measures, and conducting regular software updates.

Protect User Data and Privacy :

Offer a comprehensive solution for safeguarding sensitive user information in IoT applications, ensuring complete data privacy from initial usage through all subsequent updates.

Enhance Data Encryption :

Penetration testing reveals weaknesses in an organization’s encryption protocols, identifying vulnerabilities and safeguarding sensitive data against theft.

In OT networks, exploitation is carried out very cautiously by experts familiar with ICS environments. The process starts with non-critical systems and gradually moves to critical infrastructure, demonstrating risk without causing operational disruption.

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1. Specialized Penetration Testing for OT and SCADA Systems

Conducting penetration testing on Operational Technology (OT) and SCADA systems demands specialized knowledge, training, and experience to effectively balance security goals with operational stability. When performed correctly, this testing offers valuable insights into real-world risks, enabling organizations to strengthen their security posture.

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2. Best Practices for Safe and Effective OT/SCADA Penetration Testing

Penetration testing for OT and SCADA systems requires a distinct approach compared to traditional IT systems due to their unique security challenges, continuous operation needs, and the potential for significant consequences from disruptions.

To ensure safety and effectiveness, follow these best practices:

Prioritize Safety

The core principle of penetration testing is to "do no harm." Ensure that testing does not disrupt critical operations or damage any equipment. Start with non-intrusive methods such as port scans and vulnerability assessments before attempting to exploit systems. Always have contingency plans in place to address any unforeseen issues.

Secure Proper Authorization

Obtain written consent from system owners prior to beginning any testing. Clearly define the scope and objectives so that all parties understand what will be tested and how it will be conducted. Authorization should be granted by senior executives who have the authority to approve any necessary disruptions.

Utilize an Isolated Test Environment When Possible

Whenever feasible, create an isolated replica of the target system for testing. This allows you to evaluate the effectiveness and potential impact of tools and techniques before applying them to the live environment. If replicating the system is not possible, consider conducting tests in a sandboxed virtual environment.

Incorporate OT/SCADA Expertise on Your Team

Penetration testing for OT and SCADA systems requires specialized knowledge that goes beyond standard IT expertise. Ensure your team includes professionals experienced with the specific hardware, software, and protocols relevant to the OT/SCADA environment. They should understand the interactions between systems and devices to avoid inadvertently impacting critical operations.

Benefits of OT/ICS/SCADA Penetration testing

Security testing for OT, SCADA, and IoT systems and environments helps organizations identify and address vulnerabilities, minimizing the risk of cyberattacks, operational disruptions, and potential safety hazards. It also improves regulatory compliance by ensuring organizations meet industry-specific cybersecurity standards and regulations—particularly crucial in sectors such as energy and healthcare.

1. Discovering Vulnerabilities :

Detect and remediate security weaknesses in OT, SCADA systems, and IoT devices before they can be exploited by malicious actors.

2. Reduce Risk :

By proactively addressing security gaps, organizations can lower the likelihood of cyberattacks, operational disruptions, data breaches, and safety incidents.

3. Enhance Operational Resilience :

Strengthens the overall resilience of critical infrastructure, ensuring the uninterrupted and reliable operation of industrial processes and services.

4.Ensure Compliance :

Security testing helps meet industry-specific regulations and standards, such as the Security of Critical Infrastructure Act 2018 and the Critical Infrastructure Resilience Strategy, which are vital for safeguarding sectors like energy, healthcare, and manufacturing.

Experience & Certificate

Our multi-disciplined team holds a broad range of knowledge and skills and holds a number of certifications in order to demonstrate their capability and experience.

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What Client’s Say About Us

What Client’s Say About Us

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Frequently asked questions about infrastructure pentesting

  • A penetration test, often called a pen test, is a simulated cyberattack on a computer system, network, or web application to identify security vulnerabilities that could be exploited by malicious hackers.

Penetration Test (Pen Test)

  • Purpose: Simulates real-world attacks to identify and exploit vulnerabilities.
  • Scope: Comprehensive, often includes manual testing and creative attack strategies.
  • Outcome: Detailed report with exploited vulnerabilities, potential impacts, and remediation steps.
  • Frequency: Typically conducted periodically (e.g., annually or biannually).
  •  

Vulnerability Scan

  • Purpose: Automatically identifies known vulnerabilities in systems and applications.
  • Scope: Broad, automated scans that check for known issues using databases of vulnerabilities.
  • Outcome: Generates a list of detected vulnerabilities with severity ratings.
  • Frequency: Often performed regularly (e.g., monthly or quarterly).

In essence, a pen test is more thorough and simulates actual attacks, while a vulnerability scan is a quicker, automated check for known issues.

Penetration tests are typically performed by ethical hackers or security professionals known as penetration testers or pen testers. These individuals have specialized skills and knowledge in cybersecurity and ethical hacking. They may work for:

  • Cybersecurity firms: Companies that specialize in providing security services.
  • In-house security teams: Larger organizations often have their own dedicated security teams.
  • Freelancers: Independent security consultants who offer their services on a contract basis.

Pen testers use a variety of tools and techniques to simulate attacks and identify vulnerabilities, helping organizations strengthen their security posture.

A penetration test typically involves several key steps to thoroughly assess the security of a system. Here are the main phases:

1. Planning and Scoping
2. Reconnaissance
3. Scanning
5. Exploitation
6. Post-Exploitation
7. Reporting

Penetration testing is a critical component of cybersecurity, involving a systematic approach to identify and address vulnerabilities in a system. The process typically begins with planning and reconnaissance to gather information about the target. Then, testers scan the system, identifying and exploiting vulnerabilities using a mix of automated tools and manual techniques. The final steps involve analyzing the results, reporting the findings, and providing recommendations for strengthening the system’s security. This methodical process ensures that security measures are not only in place but also effective against potential cyber threats.

Penetration testing tools are essential for identifying and addressing security vulnerabilities in various systems. Some of the most commonly used tools include Metasploit, known for its exploit development and testing framework, and Astra, which is favored for its diverse infrastructure assessment capabilities. Acunetix is often chosen for automated testing, while Kali Linux is preferred by technical users for its comprehensive suite of testing tools. These tools, among others, provide cybersecurity professionals with the means to conduct thorough and effective security assessments.

The duration of a penetration test can vary widely depending on several factors, including the scope of the test, the size of the environment, and the specific goals set by the organization. Generally, a typical penetration test can take anywhere from one to six weeks. This includes all stages of the process, from planning and execution to analysis, documentation, and the presentation of findings. It’s important to note that these are general estimates, and the actual time may differ based on the complexity of the systems being tested and the depth of the test required.

Penetration testing is a critical security measure that should be performed regularly to protect against evolving cyber threats. The frequency of penetration testing can vary based on several factors, including the nature of your organization, its risk profile, and any applicable regulatory or compliance requirements. Generally, it is recommended to conduct penetration tests at least once a year, but more frequent testing may be necessary for high-profile or high-value organizations. Additionally, retesting should be carried out after any significant changes to your IT environment or when new vulnerabilities are discovered.

Penetration Testing as a Service (PTaaS) is an innovative cybersecurity solution that blends automated tools with human expertise to conduct thorough vulnerability assessments. This service model allows for continuous and dynamic security testing, integrating seamlessly into the software development lifecycle. PTaaS platforms offer a more efficient and flexible approach to identifying and mitigating potential security threats, enabling organizations to rapidly deploy tests and address vulnerabilities with expert guidance.

Utilizing a CREST accredited penetration testing company is crucial because it ensures that the testing is conducted by professionals who adhere to high standards of knowledge, skill, and ethical behavior. CREST, which stands for the Council of Registered Ethical Security Testers, sets the industry benchmark for quality cybersecurity services. Companies with CREST accreditation have proven their expertise through rigorous examinations and are committed to continuous professional development to stay abreast of the latest security threats and testing techniques. This accreditation provides businesses with the confidence that their cybersecurity is thoroughly evaluated, aligning with global best practices and regulatory requirements.

After penetration testing is completed, the ethical hacker compiles a report detailing the vulnerabilities discovered, which the organization can then use to strengthen its security measures. This process often includes a review of the findings, development of a remediation plan, and potentially a retest to validate the effectiveness of the implemented changes. Penetration tests can indeed be performed remotely, utilizing advanced algorithm-based technologies that mimic an ethical hacker’s tools and techniques, allowing for comprehensive security assessments without the need for physical presence.

Choosing a penetration testing supplier is a critical decision that can significantly impact your organization’s security. It’s important to consider certifications, experience, methodologies, and client testimonials when making this choice. Certifications like CEH and CISSP indicate a provider’s expertise, while experience in your industry suggests familiarity with specific security challenges. Methodologies should align with established frameworks like OWASP or NIST, and detailed reports should be provided. If your current supplier meets these criteria and you’ve been satisfied with their service, it may be beneficial to continue the partnership. However, regularly reviewing and comparing options can ensure you’re receiving the best service for your needs.

Penetration testing, commonly referred to as pen testing, is a critical cybersecurity practice that involves simulating cyberattacks to identify vulnerabilities in a system. While it is an essential component of a robust security strategy, it must be carefully managed to minimize disruptions to business operations. Strategies such as conducting tests during off-peak hours, using test copies of live systems, and clear communication with stakeholders can help ensure that business operations continue smoothly during a pen testing exercise.

The cost of penetration testing can vary widely depending on several factors such as the scope of the test, the size of the organization, the complexity of the systems being tested, and the expertise of the testing team. Generally, prices can range from as low as $1,000 to over $100,000. For most organizations, the average cost tends to be between $10,000 and $35,000. It’s important to consider that while upfront costs may seem significant, the investment in a penetration test can be invaluable in protecting against potential security breaches.

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