Legitamate invite?

I'm wondering if this is a legitimate invite to the beta? Norton flagged it as a fishing scam so I didn't proceed. Just trying to help out the peeps that might get taken if this is false.

From: [email protected]
Sent: Tue 10/12/10 9:37 PM
To: Well me but I wasn't going to put my email out there now was I? ^.^
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Greetings,

We are excited to announce the World of Warcraft: Cataclysm beta opt-in is now available--CTM.

In the beta test you will be given an opportunity to provide your feedback on the overall gameplay experience as well as
experience new playable worgen and goblin races, new zones, professions and more. If you want to get test status, please
login:

Removed

We will be selecting account holders of Battle.net and World of Warcraft accounts who opted-in at random to participate in
the World of Warcraft: Cataclysm Beta Test. To opt-in for the beta test please visit the World of Warcraft: Cataclysm
website which can be accessed here.

In order to be eligible for the World of Warcraft: Cataclysm - Beta Opt In you will need to have a valid World of Warcraft
subscription in good standing when the beta test is scheduled to commence. Should you be selected to participate in the
beta test you will be able to transfer your characters onto our test realm and embark on the epic journey against the
dreaded Deathwing!

We look forward to working with you in the World of Warcraft: Cataclsym Beta test.

Regards,

Beta Account Support
Blizzard Entertainment