Defense contractor Lockheed Martin was the victim of a "significant and tenacious" attack on its network last week, but that the system was secure and the hackers warded off. The Pentagon — Lockheed's biggest customer — is helping the company investigate the attack, which Lockheed says is "part of a pattern of frequent attacks on it from around the world." Our guess? It's the same guy who uploaded the dick pic to Anthony Weiner's Twitter account. [Reuters]