# Electronics Manufacturer Data I/O Hit by Ransomware Attack, Operations Disrupted

A leading provider of manual and automated programming systems and security provisioning technologies for flash memory, microcontrollers, and logic devices, electronics manufacturer Data I/O has been hit by a devastating ransomware attack. The company, which is trusted by top global manufacturers in the automotive and industrial sectors, reported the incident to the US Securities and Exchange Commission (SEC) on August 16, 2025.

## A Devastating Blow to Operations

The ransomware attack, which affected some of Data I/O's internal IT systems, has had a significant impact on the company's operations. As a result, parts of the system were taken offline, and communication, shipping, receiving, and manufacturing processes have been temporarily disrupted. While some systems are now back online, there is no clear timeline for full recovery, leaving the future of operations uncertain.

## Response to the Incident

In response to the incident, Data I/O activated its incident response plan and implemented containment measures to mitigate the damage. The company has also started investigating the incident with the help of cybersecurity experts. In a filing with SEC, Data I/O stated that it is working diligently to restore affected systems and that recovery and advisory costs from the ransomware attack could materially impact its financial results and operations.

## Full Scope and Impact Still Unknown

The full scope and impact of the ransomware attack are still unknown, and Data I.O warns that the expected costs related to restoring impacted systems and hiring cybersecurity experts could have a material impact on the company's results of operations and financial condition. The SEC filing notes that while the incident does not appear to have had a material impact on business operations as of the date of filing, this may change in the future.

## A Leading Manufacturer Disrupted

Data I/O is a trusted provider of programming systems and security provisioning technologies for leading global manufacturers. The company's equipment is used by automotive companies to program instrument clusters and control modules, as well as firms producing IoT and industrial control devices. The disruption caused by the ransomware attack has significant implications for these clients and partners.

## Conclusion

The recent ransomware attack on Data I/O serves as a stark reminder of the risks faced by businesses in today's digital landscape. As the company works to restore its systems and operations, it is clear that the incident will have far-reaching consequences for the manufacturer and its stakeholders.

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