Former Dentsu staff say they were never contacted after the breach and are unsure what data was leaked, with some questioning why the company retained their information more than a decade after they left.
data breach
More than 150 ex-Dentsu employees plan legal action for data breach
Dentsu leak compromised LNER customer data
Campaign initially reported on the leak in October.
South Korea fines Meta $15 million over data breach
Meta faces the multi-million dollar penalty for funnelling sensitive user data to advertisers, as South Korea tightens its privacy laws.
China probes Weibo data 'leak' of more than 500 million records
The government admonished officials from Sina Weibo after a user reported finding 538 million records available for sale on the 'dark web'.
Facebook drops appeal over UK Cambridge Analytica fine
Social media giant is not admitting liability over much-publicised data breach.
Twitter 'sorry' for inadvertently leaking user info to advertisers (again)
Admission of error by social network comes just two months after previous mess-up.
Facebook finds fresh Microsoft/Sony data breach
FTC confirms $5bn Facebook fine, criticises the company's 'deceptive' behaviour, and announces it is suing Cambridge Analytica.
Honesty at heart of how brands should respond to data breaches
Taking a people-first approach, admitting wrong and explaining to customers exactly what has been exposed among best practices on how to deal best with a data breach.
Cathay CMO knew this ad would "stir hornet's nest"
Speaking exclusively at CampaignComms yesterday, Ed Bell revealed what really happened when the ban of the airline's ad featuring a gay couple sparked controversy in Hong Kong and around the world.
Reactions to Marriott’s data breach
Hundreds of millions of guests have been affected by Marriott's data breach, said to be one of the biggest in corporate history.