We’ve seen this phishing going around in the latest hours:
When you click on the link you are redirected to the following site:
Taking a look at the URL you can realize that it is not the real Google AdWords site. As always, companies never send you a message with a link to change your credentials. And if they did, they wouldn’t deserve to do it, so please always dismiss these kind of messages. If you need to change your password -something everyone should do from time to time- go directly to the site and then do it.