Top-secret US labs penetrated by phishers

Top-secret US labs penetrated by phishers:
"One of the most sensitive science and technology labs in the US has been hacked as part of what it called 'a sophisticated cyber attack that now appears to be part of a coordinated attempt to gain access to computer networks at numerous laboratories and other institutions across the country.'"

This technique, known as spear phishing, is on the rise - don't open email attachments you are not expecting, even from people you know. Email is easy to forge, one mistake and you could cost your company dearly.