Harley Medical Group, a British plastic and cosmetic surgery company based in Thames Ditton, Surrey, has suffered a data breach in which the details of 480,000 individuals have been compromised. The attackers have reportedly attempted to blackmail the company. According to The Guardian, hackers gained access to the names, addresses and phone numbers of individuals who have entered their information in the initial inquiry form on the companys website. The form is used by people who ar…