Who says hackers can't be nice? One group, MalSec, left a calling card on a security firm's website that decisively struck down its claim of being "the largest and most trusted full-service security and life-safety company in the Cayman Islands." But instead of rendering it useless, gave them pointers on how to fix their holes.

Hat tip to Ars Technica's Sean Gallagher for capturing a screengrab of MalSec's non-malevolent treatment of The Security Centre Ltd's vulnerabilities and its discovery of "previous security breaches."

The link for this article located at MSNBC is no longer available.