US military vehicle and truck maker Navistar International has officially disclosed a data breach as a part of the cyber-attack.

Navistar said on Monday that it came to know of a real cybersecurity threat in its corporate information systems on May 20, 2021, in an Form-8K filed with the Securities and Exchange Commission (SEC).

However, the company did once take certain safety measures to constitute and mitigate the effect of the cyberattack incident. Additionally, it released research into the matter, persuading safety and forensics experts. The employer additionally took steps to reinforce the safety of its IT infrastructure and defend the facts contained therein and assured that its structures have remained absolutely operational.

"The company, with the assistance of third-party experts, continues to investigate and address the scope and impact of the cybersecurity incident," the Illinois-based company said. Navistar manufactures military trucks, diesel engines, school and commercial buses, and more.

The company's data breach is the latest in a series of cyber-attacks. In recent weeks, Colonial Pipeline, the New York City Department of Transportation, and meat supplier JBS have all come under grave devastation.

Nonetheless, on May 31, Navistar "received a claim that certain data had been extracted from” its organization.

The organization proceeds to evaluate "and address the extension and effect of the network protection episode" and has effectively reached law enforcement on this concern.

Navistar didn't give specialized subtleties on the occurrence. Yet, there is a likelihood that ransomware may have been included, considering the rising number of ransomware episodes seen as of late in which aggressors took casualty information to utilize it as an influence.

In 1986, Navistar made trucks, buses, and diesel engines, while Navistar Défense subsidiary produced military vehicles.