Some 17 million Instagram user details have been exposed by cybercriminals in a breach that could see those affected targeted by scam emails seeking to hijack their accounts, according to internet security company Malwarebytes.The data breach comes as subscribers to Pornhub are being warned about extortion emails threatening to expose their browsing habits following what the porn website describes as a “recent cybersecurity incident.” The hacker group Shinyhunters has claimed responsibility for the breach, saying it would publish the data it stole if a ransom is not paid. Do you think that perdonal data should be stored on blockchain because of security incidents ?

