Internet Security Software - CHOICE # 364 (February 15, 2007)
Prevention is better than cure. Fight computer viruses with
constant vigilance and, more essentially, the appropriate internet
security software.
To empower computer users in the application of internet
security software, the Consumer Council has put to test a total of
18 samples - 2 firewalls, 3 anti-virus software and 13 internet
security suites.
Among these products, 2 firewall and 2 anti-virus software are
freeware that can be downloaded from the homepage of the software
developers.
The test rated the products on the basis of: protection
performance (45%), ease of use (20%), management and resources
(15%), documentation (10%), installation and uninstallation
(10%).
On protection performance, the result showed that only 4
security software could detect all the malware in the virus scan
test. Used in the test were various malware such as trojan horse,
worms and marco virus.
On usage of computer resources, for example, memory (RAM), and
hard disk space, it differed from software to software, with some
software occupying a large proportion of system resources during
operation. Consumers should be aware of the system requirement of
different software before purchase.
The major potential internet security problems these days
include: virus, spyware, adware, spam, and phishing, etc. They
usually propagate by means of some social engineering techniques
(i.e. cheating e-mail, phishing webpage or real-time messenger
programme).
Consumers are advised that merely installing internet security
software does not guarantee complete security as viruses, spyware
and other malware appear and "mutate" rapidly.
The Chinese University of Hong Kong's Information Technology
Services Centre has offered some guidelines for consumers on their
daily personal computer usage:
- Update security software frequently. When patches or new virus
definition are announced by software developers, install the
patches or update the software as soon as possible.
- Do not download or execute any suspicious file. Pay extra care
to those suspicious files or data. Deactivate those active contents
such as ActiveX, JavaScript.
- Be cautious about unsolicited or fraudulent e-mail and
advertisement. Do not register with any personal information or
click on any link attached.
- Set up strong password for critical applications. Use different
passwords for different applications and accounts such as
e-banking. Use data encryption as far as possible especially for
sensitive data transfer.
- Perform backup on a regular basis. In case the system is
infected by virus or attacked by hackers, important files could
still be restored.
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