HCISec is the study of interaction between humans and computers, or HCI, specifically as it pertains to information security. Its aim, in plain terms, is to improve the usability of security features in end user applications.
Unlike HCI, which has roots in the early days of Xerox PARC during the 1970s, HCISec is a nascent field of study by comparison. Not surprisingly, interest in this topic tracks with that of Internet security, which has become an area of broad public concern only in very recent years.
Historically, security features exhibit poor usability for reasons that include: