Cyber Security Case Studies

Described as the biggest known breach of a company’s computer network... The company initially disclosed the event in 2016 stating that the 2013 attack on its network had affected one billion accounts. In October 2017, Yahoo's new owner Verizon di...

In September 2017, one of the big four global accountancy firms and also one of the biggest names in cyber security consulting (Gartner’s security consultancy of the year in 2016) disclosed that they had been the victim of a cyber attack which comprom...

Attackers distributed fifteen emails to bank employees which appeared to originate from a reputable source. Just one employee clicked on the attachment but that was sufficient for the hackers to to transfer USD $171 million from the bank. Initially...

In September 2015, the health insurer disclosed that it had suffered a major attack on its networks resulting in a leak of more than 10 million patient's records. The attack had actually happened two years earlier in late December 2013. Personal data...

In June 2020, the university disclosed that they had suffered a ransomware attack which encrypted a limited number of servers within the university's School of Medicine rendering them temporarily inaccessible. Since the university considered some ...