If you look beyond the computers that lie between a spammer and his mark, you can see all the classic techniques of a con-man: buy this stock, before everyone else does.
如果你能透过电脑看到发送者和他的目的，你就会发现骗子们的典型骗局：买这支股票，在所有人之前；
2
A few years ago she was the victim of a conman.
几年前，她被一个骗子坑了。
《柯林斯英汉双解大词典》
3
Alternatively, and more elegantly, I could hand over bread only to those people who give me a signal that a well-fed conman would not be willing to give.