navy federal credit union nfcuonlinebankalertnfcuorg dear member noticed unusual activities nfcu online please download attached online statement follow instructions keep account active thank navy federal credit union please note email message sent notificationonly address please reply message dear member noticed unusual activities nfcu online please download attached online statement follow instructions keep account active thank navy federal credit union please note email message sent notificationonly address please reply message mon 30 jan 2017 203627 0500 important update