Underground is a relatively new ransomware and extortion group, first observed carrying out cyberattacks in June 2023. Microsoft previously linked the ransomware operation to the Russia-linked cybercriminal group known as Storm-0978.Japanese electronics giant Casio has confirmed that a ransomware attack earlier this month resulted in the theft of customer data.Casio ruled out a compromise of credit card information, saying its Casio ID and ClassPad services were unaffected by the breach. Is there a guarantee for data privacy nowadays