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“We need to be more vigilant. face and what options are available
The tragedy reminds me that ev- to counter these risks, such as us-
ery teacher should keep an eye on ing strong and random passwords,
changes in teaching software and not clicking unknown links, and
chat rooms,” Li continues. not sharing account information
with anyone,” Meng says.
Assistant professor Meng Wei of
the Department of Computer Sci- “To prevent potential misuse, on-
ence and Engineering at the Chi- line conference software develop-
nese University of Hong Kong at- ers should devote more resources
tributes the tragedy to abuse and in developing user-friendly inter-
misuse of technology. faces with sound security features.
Two-factor authentication is one
“Security features of some online example,” Meng says.
conference softwares fail to pre-
“A stronger level of restriction is to
“ use a guest whitelist. But in many
We need to be more cases, it is hard to trade usability
for security, and people deliberate-
vigilant. The trag- ly choose convenience over securi-
edy reminds me ty,” he says.
that every teacher *Name changed at interviewee’s re-
quest
should keep an
eye on changes in Sub-edited by Charmaine Choi
teaching software
and chat rooms,
”
vent malicious cyber attacks by
hackers. Some users might even
share passwords with these attack-
ers,” he says.
Meng, who researches cyber secu-
rity, points out that it is important
to educate internet users about the
importance of protecting their ac-
counts.
“Users should learn what kind of
network security risks they may