Symantec has been tracking a recent phishing email attack that is targeting the users of a number of prominent global banking institutions. In this phishing attack it was observed that the spammers are using meaningless, random email headers—possibly in an attempt to circumvent anti-spam message filters. The spam attack was observed starting in July and is still active.
You can read the rest of this Blog here: Spammers Introduce New E-Mail Internet Headers.