Several lawsuits have been filed against Yahoo following a data breach in late 2014. Yahoo claims 500 million accounts were compromised in what the company claims was a state-sponsored intrusion. The quick filing of lawsuits has become a ritual after a major data breach. But such lawsuits often are not successful, and an ambiguous Supreme Court ruling that was hoped would provide clarity actually made the legal landscape more ambiguous. Many data breach-related lawsuits have ground to a halt after not gaining standing, legal term for articulating harm caused by another party.”]
Source: https://www.cuinfosecurity.com/yahoo-faces-lawsuits-over-breach-a-9420