Unit 61398 is said to engage in "spearphishing, " whereby would-be cyber intruders send emails with links and attachments that, if clicked, install malware on target computers.
WSJ: The Weekend Interview with Timothy Thomas: Why China Is Reading Your Email
2.
Spearphishing, too, draws on traditional Chinese stratagems: "The Chinese strive to impel opponents to follow a line of reasoning that they (the Chinese) craft, " Mr. Thomas wrote in 2007.
WSJ: The Weekend Interview with Timothy Thomas: Why China Is Reading Your Email