Jul 22, 2015 | Research
Home computers are frequently the target of malicious attackers because they are usually administered by non-experts. Prior work has found that users who make security decisions about their home computers often possess different mental models of information security...Jul 9, 2014 | Research
When security updates are not installed, or installed slowly, end users are at an increased risk for harm. To improve security, software designers have endeavored to remove the user from the software update loop. However, user involvement in software updates remains...Apr 26, 2014 | Research
Installing security-relevant software updates is one of the best computer protection mechanisms. Through interviewing non-expert Windows users, we found that users frequently decide not to install future updates, regardless of whether they are important for security,...Jan 1, 2014 | Research
One of the largest preventable sources of computer compromise is old software that has not been updated with the latest security-related updates. Security updates correct known vulnerabilities in software and protect the computer from future attacks. However, users do...Jul 11, 2012 | Research
Non-expert computer users regularly need to make security-relevant decisions; however, these decisions tend not to be particularly good or sophisticated. Nevertheless, their choices are not random. Where does the information come from that these non-experts base their...