June 6, 2025 By Lawrence Abrams
U.S. tax resolution firm Optima Tax Relief suffered a Chaos ransomware attack, with the threat actors now leaking data stolen from the company.
Optima Tax Relief is a well-known U.S. tax resolution and settlement firm that helps individuals and businesses in addressing and fixing federal and state tax issues. The company claims to be the nation’s leading tax resolution firm, having resolved over $3 billion in tax liabilities for clients.
Today, the Chaos ransomware gang added Optima Tax Relief to its data leak site, claiming to have stolen 69 GB of data.
Source: BleepingComputer
