A month ago we reported on the first Google AdWords MCC phishing attempts. Now, it appears those attempts have started back up again.
An updated WebmasterWorld thread has new reports of such scams. MCC is the higher level AdWords accounts for those who manage campaigns for clients. It is called the My Client Center, and if broken into, more than just one account can be affected.
One person reported:
Just beware and do not fall for these phishing attempts.
Forum discussion at WebmasterWorld.