A professor of ethical hacking at City College San Francisco came forward to clarify that he did not demonstrate hacking a medical center's server in a class.
Hackers exploited a zero-day vulnerability and gained access to sensitive information from JPMorgan Chase and at least four other financial institutions, reports indicate.
During a migration of the testing server for test builds of Bugzilla software, data on about 97,000 Bugzilla users was inadvertently posted publicly online.
Although Lizhong Fan left the U.S. in 2007, the agencies responsible for giving him access to Americans' personal information have yet to disclose the details of the case to the public.
The website of Racing Post was hit by a SQL injection attack in October 2013, enabling an attacker to access a database including information on 677,335 customers.