Learn how to securely access Process Automation systems from mobile devices, and what are the benefits, best practices, and challenges involved.

I will not recommend accessing critical process automation systems via a mobile device. The process automation should be in principle air gapped. Of course technical it’s possible

How can you securely access Process Automation systems from mobile devices?

Process Automation (PA) is the use of software and technology to automate repetitive and complex tasks, workflows, and processes. PA can help businesses improve efficiency, accuracy, and productivity, as well as reduce costs and errors. However, PA also requires careful attention to security and privacy, especially when accessing PA systems from mobile devices. In this article, you will learn how to securely access PA systems from mobile devices, and what are the best practices and challenges involved.

1 Why access PA systems from mobile devices?

Mobile devices, such as smartphones and tablets, have become powerful tools for communication, collaboration, and information, as well as enabling access to PA systems from anywhere and anytime. This provides several benefits, such as flexibility to monitor, manage, and control PA systems remotely without being tied to a specific location or device. Furthermore, it enables you to quickly respond to alerts, issues, and requests from your PA systems and take action accordingly. Lastly, you can access real-time data and reports from your PA systems to gain insights into your performance and outcomes.

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Mozammil Rizwan

Hyper Automation | Azure AI Services | OCR | Document Processing | GenAI | ERP, CRM, HCM, EDI, SCM, E-Commerce, Healthcare Automation Specialist
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Securely accessing Process Automation systems from mobile devices involves implementing strong authentication methods, such as multi-factor authentication (MFA) and secure VPN connections. Employing encrypted communication protocols, like SSL/TLS, ensures data integrity. Regularly updating both mobile device and automation system software mitigates vulnerabilities. Additionally, restricting access based on user roles and monitoring for unusual activity enhances security. Regular security audits and employee training on cybersecurity best practices further contribute to a robust mobile access strategy for Process Automation systems.

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2 How to access PA systems from mobile devices?

There are various ways to access PA systems from mobile devices, depending on the type and configuration of the PA systems, as well as the features and functionality needed. A web-based interface can be accessed through a browser on a mobile device with secure URL and login credentials; however, this method may have limited functionality and user experience compared to a desktop version. Alternatively, you can download and install a dedicated mobile app for your PA systems, which may offer more features and functionality. But you must ensure that the app is compatible with your device and operating system, and that it is regularly updated. Lastly, you can use a virtual private network (VPN) to connect your device to your PA systems, creating a secure and encrypted tunnel. However, you must have a reliable and fast internet connection, as well as a VPN client installed on your device.

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Denrich Sananda

OT / ICS Security | Servant Leader | TÜV Rheinland Functional Safety Trainer | Speaker | Risk Management | Functional Safety | Audits & Assessments | Change agent
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I will not recommend accessing critical process automation systems via a mobile device. The process automation should be in principle air gapped. Of course technical it’s possible

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3 What are the best practices for accessing PA systems from mobile devices?

Accessing PA systems from mobile devices can expose you to various security and privacy risks, such as data breaches, unauthorized access, malware infection, and device loss or theft. To protect your data and your PA systems, you should use strong passwords and multi-factor authentication that are changed regularly. Additionally, encryption and secure protocols should be used for data transmission and storage, while public or unsecured Wi-Fi networks should be avoided. Antivirus and firewall software should be installed on your mobile device and scanned regularly for malware and viruses. Furthermore, your mobile device and PA systems software and apps should be updated frequently, with security patches applied as soon as possible. It is also important to lock your device when not in use, enable remote wipe and tracking features in case of loss or theft, follow your organization's policies for accessing PA systems from mobile devices, and report any suspicious or unusual activity or incidents.

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4 What are the challenges for accessing PA systems from mobile devices?

Using mobile devices to access PA systems can present some challenges. Compatibility between the mobile device and the PA systems may not be ideal, which can affect the performance and cause errors. Additionally, the user experience may be affected by the smaller screen size, lower resolution, and different input methods. Connectivity can also be an issue, as mobile devices may have a limited or unstable internet connection. Finally, battery life can be a problem as mobile devices tend to have a limited battery life, especially if they are used frequently and intensively for accessing PA systems.

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Yhony Gamarra Vargas

Sr. Control, Electrical & Instrumentation Engineer | Industrial Automation | Process Optimization | System Commissioning | Oil & Gas, Mining, Manufacturing | Associate to C.E.T., PEng
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Wireless devices, which include mobile devices, have not demonstrated yet a continuous operation without data loss, therefore their use is not recommended for high-risk processes in PA. These ones are still monitored via wired and redundant networks until future research can overcome these challenges.

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5 How to overcome the challenges for accessing PA systems from mobile devices?

When accessing PA systems from mobile devices, there are some measures you can take to overcome the challenges. Start by selecting the right method and tool based on your needs and preferences. For instance, a web-based interface is suitable for simple tasks, while a mobile app or a VPN is better for more complex tasks. Additionally, optimize your mobile device and PA systems for better performance and user experience. For example, adjust the settings, resolution, and layout of your PA systems to fit your mobile device screen. Make sure your device and PA systems have a stable and secure internet connection, and use offline mode or sync features if available to access them without an internet connection. Lastly, manage your mobile device battery life wisely by using power-saving modes, low-brightness settings, and closing unnecessary apps when accessing your PA systems. It is also advisable to carry a portable charger or spare battery for your device, in case of emergency.

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6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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How can you securely access Process Automation systems from mobile devices?

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1 Why access PA systems from mobile devices?

2 How to access PA systems from mobile devices?

3 What are the best practices for accessing PA systems from mobile devices?

4 What are the challenges for accessing PA systems from mobile devices?

5 How to overcome the challenges for accessing PA systems from mobile devices?

6 Here’s what else to consider

Process Automation

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How can you securely access Process Automation systems from mobile devices?

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1 Why access PA systems from mobile devices?

2 How to access PA systems from mobile devices?

3 What are the best practices for accessing PA systems from mobile devices?

4 What are the challenges for accessing PA systems from mobile devices?

5 How to overcome the challenges for accessing PA systems from mobile devices?

6 Here’s what else to consider

Process Automation

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