The company advised its 50 million users on Saturday that it "detected and blocked suspicious activity on the Evernote network that appears to have been a coordinated attempt to access secure areas" of its service.
With almost daily advanced attacks, organizations of all sizes must be at the ready, according to respondents to this year's "Guarding Against a Data Breach" survey. Illena Armstrong reports.
Envelopes containing a tax form mailed in late January to retired government employees in North Carolina may have revealed the recipients' Social Security numbers.
On Friday, Facebook announced that a number of employee laptops were infected with malware after workers visited a mobile developer website that had been hijacked. On Tuesday, Apple said it was hit with a similar attack.