Talking about payment options, we mentioned in the guide that Adobe is now offering a new option for the CC Photography Plan in the form of a one-year prepaid subscription...
So if you are concerned about your credit card details, presumably you could purchase 12 months at a time but ask that your card details not be retained over the year.
There are other alternatives you could use, such as virtual, temporary, or disposable credit card numbers, that are covered in this post and its comments.
Finally, Adobe does offer PayPal payment in their store, but not for subscriptions: