" Yahoo confirmed that about 450,000 unencrypted passwords and user names were stolen from its Contributor Network, taken by a group calling itself D33Ds Company. This followed the 5.8 million encrypted passwords taken from LinkedIn the previous month, as well as 1.5 million password hashes from dating site eHarmony.
" Internet user Bryce Kingsley Quilley, 29, of Tailem Bend, Australia, pled guilty to hacking the servers of an ISP there and on the same day, threatening to burn down its offices and threatened the owner with an ax.
" After there were complaints in Skype's users forum, Skype, a division of Microsoft, acknowledged a glitch in its software resulted in instant messages of users being shared with unintended parties.
" Knight Capital Group said electronic-trading glitches in its system caused wild price swings in dozens of stocks and would likely result in a $440 million loss to the brokerage firm, one of the biggest players in the U.S. stock market. The New York Stock Exchange canceled trades in six stocks that experienced the most pronounced price swings of more than 30% of their opening price one morning.
" The official social media accounts of several Major League Baseball teams were compromised, leading to some embarrassing messages appearing on their Facebook and Twitter accounts. A fraudulent post on the Facebook page for the New York Yankees, for instance, said the club's star Derek Jeter would miss the rest of the season due to "sexual reassignment surgery." The Twitter feeds of Chicago Cubs, White Sox, Miami Marlins, Washington Nationals, San Francisco Giants and San Diego Padres all posted similarly inappropriate messages.
" The news service Reuters was hacked and a phony interview with Riad al-Assad of the Free Syrian Army was posted, containing made-up information that his forces had pulled back from the northern provinces of Aleppo after battling the Syrian Army. Reuters confirmed the hack but did not indicate the source, though the Free Syrian Army blamed its adversary, the government of President Bashar al-Assad.
" A destructive computer virus intended to delete files struck internal network services at oil producer Saudi Aramco, affecting about 30,000 workstations, forcing a temporary system shutdown. A Qatari producer, Ras Laffan Liquefied Natural Gas Company, said a virus forced a shutdown of its computer system during the month as well.