The issue focused on cyberattacks against websites using bitcoins that hackers stole from computers owned by internet users and seized during attacks last year. Bitcoin theft victims received bitcoin wallets containing sensitive data such as passwords, browsers and databases used for authentication purposes. According to Digital Trends, digital currencies — cryptocurrencies based on cryptography — account for nearly 90 percent of stolen identities in this era. The breach exposed computer networks owned by banks and telecommunications companies and damaged servers belonging to nonprofit organizations like Peace Computer Networks. Some hackers targeted organisations involved in Operation Trinity