In the US, many people fear the Internal Revenue Service (IRS). When a US citizen receives any type communication from the IRS, people take notice. The cyber bad guys know that too and send IRS phishing messages to unwitting US citizens. In addition to receiving scam voice mails and texts about your Social Security number being at risk, a “credible looking” yet fake, IRS email has been sent to tens of thousands of email inboxes across the US. The question of authenticity can be explained in