Outside email accounts have been impersonating other Engineering people in an attempt to scam you for iTunes gift cards. They start by asking if you are available and then request you buy gift cards for an urgent task. It is likely a false identity and they are trying to steal money from you in the form of gift cards. Do not buy gift cards or prepaid credit cards as a favor for other people.
In recent weeks and months a common email fraud involves the claim that an attacker has placed malware on your device to invade your privacy and extort a payment. Some of the more recent ones claim to know your password. The password shown is likely to be an old password you actually did use. If you still use that password anywhere, please change it. These types of email pose no actual risk and they are trying to trick you into sending payment.
Criminals are constantly coming up with new ways to compromise computers, steal passwords, trick people into reviewing valuable information, or scam you out of money. It is very difficult to know if someone on the internet is telling the truth. Scams and phishing attempts can lead to identity theft, compromising your online accounts or enabling access to your personal information.
