Log4j Vulnerability

“Maple Systems HMIs are not affected by CVE-2021-44228, also known as Log4shell, and related vulnerabilities including CVE-2021-45046 and CVE-2021-45105. Users of Maple Systems HMIs do not have to take any further action.” Background Disclosed on December 9, 2021, CVE-2021-44228 is an Apache Log4j vulnerability which may allow remote code execution (RCE) on the target system…

How to control object visibility in EasyBuilderPro

The Enhanced or Basic security feature can indeed be used to control object visibility, as select objects can be hidden for different access levels.   Object visibility an also be controlled based on the status of a bit, which can be configured on the Security tab in the object attributes window. data-filename=”image.png” style=”width: 50%;”>

When I log into WebView / EasyWeb I see a scary warning telling me the connection is not secure because it is using a Self-signed certificate. Is it safe to proceed?

When first logging in to WebView or EasyWeb 2.0 you may get a message warning that the website’s certificate could not be verified. The exact wording and look of the message will depend on the browser you are using, but it will be something to the effect of: This is because the connection to the…

How can I display the User Privilege setting for Enhanced Security?

In order to display the privilege of the current user, write a value of “13” to display privilege per Username or “14” to display privilege per User ID. Make sure either the username or user ID are loaded into the Security Control registers before sending the command to the command register.

Security and my Wi-Fi HMI or cMT model.

Security is paramount in today’s technologically advanced times and so is connectivity. Many PLCs take advantage of Ethernet communication to transmit data to a monitoring device such as an HMI. Plant corporate networks also run via Wi-Fi networking. But how do you get data from the PLC to your corporate network without the bandwidth or…

Can I view live video on my Maple Systems HMI?

Yes, live video can be viewed directly on select Advanced and cMT HMI products. Video input options are IP (Ethernet) cameras and USB cameras. Video cannot be recorded, but still images may be captured from the live video. Images are captured via a bit trigger, making this feature ideal for capturing production or security events

Can I view a live video web stream from my Maple Systems HMI?

Yes, select models allow users to view a live video web stream on a remote computer from a USB video camera attached to the HMI. This is useful for monitoring a process or area of the manufacturing floor that is difficult to see from the operator’s position.

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