An explanation of how this website was
built and is maintained, using Linux.
Pages are developed,
using Bluefish, to comply with
the
W3C
standard XHTML 1.0, with JavaScript
and
PHP.
Older HTML
4.01 pages are being upgraded to comply with XHTML
1.0
Images are manipulated using GIMP.
The style (eg
fonts, colours, spacing, etc) is
controlled by
Cascading
Style Sheets (CSS).
The floating menu (top left) was created using software developed
by Milonic.
Pages are checked periodically using the on-line W3C Markup
Validation Service.
Links are
also checked periodically using the on-line W3C Link
Checker.
Files are uploaded to a Linux fileserver using an FTP client called FileZilla.
Linux provides a high level of security. One of the most popular, free open source user-friendly, Linux distributions is Ubuntu.
Never:
- download, or open, unsolicited file attachments
- reply to spam
- purchase products advertised by spam
- click on links that take you to websites that invite you to enter credit card, bank account details, passwords, etc
- run programs from untrusted sources
Always, when using online banking, e-commerce websites, etc:
- type the URL
yourself and ensure that the URL begins with https, not http
- make sure that there is a
padlock displayed in the bottom right-hand corner
More tips for staying safe online:
- use security software that can tackle viruses and spyware
- use a firewall
- utilise HIPS, if your firewall provides the option
- apply operating system updates as soon as they become available
- be suspicious of unsolicited e-mails bearing attachments
- keep your browser up-to-date
If you would like further tips on improving your own computer
security, then visit the security section of the Information
and Communication Technology (ICT) links page.
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