Greylock McKinnon Associates, a prominent consulting firm, has reported a cyber attack that exposed personal data belonging to 341,000 individuals, including sensitive information from the Department of Justice (DOJ).
Greylock McKinnon Associates, located at 75 Park Plaza, Boston, MA, discovered the breach on February 7, 2024, although the attack occurred months earlier, on May 30, 2023.
The firm’s outside legal counsel, Linn Freedman of Robinson & Cole LLP, submitted the breach notification.
Extent of the Data Compromise
The breach has affected 341,650 individuals, with 2,067 of those being residents of Maine.
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Due to the exceeding 1,000 affected residents, consumer reporting agencies have been notified in compliance with legal requirements.
The incident was classified as an external system breach, specifically a hacking event.
The attackers managed to acquire names and social security numbers, which can lead to serious identity theft and fraud issues for the victims.
The Maine Attorney General’s Office has made a worldwide announcement regarding a cyber attack on a consulting firm, which exposed Department of Justice (DOJ) data belonging to 341,000 individuals.
Upon discovery, Greylock McKinnon Associates took immediate steps to secure their systems and mitigate further unauthorized access.
The firm has been working closely with cybersecurity experts to understand the scope and method of the attack.
The data in the breach included information from the DOJ, raising concerns about the potential misuse of government employee data.
The DOJ is investigating the breach and the implications for national security and privacy.
Given the scale of the breach, Greylock McKinnon Associates is likely to face scrutiny under various data protection laws.
The firm has been cooperating with legal entities and has begun notifying affected individuals.
Measures for Affected Individuals
Greylock McKinnon Associates offers credit monitoring services to all affected individuals and has established a dedicated helpline to address concerns and questions.
The firm also advises individuals to remain vigilant for signs of identity theft and report any suspicious activity to the authorities.
In the wake of the breach, Greylock McKinnon Associates is reviewing and enhancing its cybersecurity measures to prevent future incidents.
The firm is also working to raise awareness about the importance of robust security practices in the consulting industry.
The cyber attack on Greylock McKinnon Associates is a stark reminder of the vulnerabilities within corporate and government data systems.
As the investigation continues, the firm is committed to transparency and taking the necessary steps to protect personal information and restore trust among its clients and the public.
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