The Ransomware Attack Suffered by Kronos May Cause Weeks of Downtime

Kronos is a workforce management and human resources company that offers cloud-based solutions for timekeeping, payroll, employee benefits, analytics, and other tasks. Kronos merged with Ultimate Software in 2020 to become UKG, a new firm.

Kronos software is used by many industries, including car manufacturers, educational institutions, and local governments. As reported by BleepingComputer, Kronos’ clients include Tesla, Temple University, Community Bank, and the San Francisco Municipal Transit Authority.

What Happened?

Kronos, a well-known workforce management solutions provider suffered a ransomware attack that will, unfortunately, disrupt many of their cloud-based solutions for weeks.

Kronos declared that the UKG solutions based on the ‘Kronos Private Cloud’ are now unavailable due to a weekend ransomware assault on December 11th.

We are reaching out to inform you of a cyber security incident that has disrupted the Kronos Private Cloud.

As we previously communicated, late on Saturday, December 11, 2021, we became aware of unusual activity impacting UKG solutions using Kronos Private Cloud. We took immediate action to investigate and mitigate the issue, and have determined that this is a ransomware incident affecting the Kronos Private Cloud—the portion of our business where UKG Workforce Central, UKG TeleStaff, Healthcare Extensions, and Banking Scheduling Solutions are deployed. At

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