Web Browsers & Browser Forensics
Web browsers is the most common interface between a user and the
internet. Many people do not know anything about the internet that
is not seen through their browsers.
Every browser is different. Every case is different.
Every customer is different.
From the early days of the Mosaic platform, the first commercial
browser (Netscape Navigator) and the first challenger in the market
(Internet Explorer) in 1995 we have gone a long way. There are more
than 100 browsers in the market, catering for different operating
systems and different uses (i.e. social networking). Explorer,
Firefox, Chrome and Opera are the four more popular browsers
New browsers come
with new challenges. Options to surf anonymously, allow or block
sites, cookies etc. are adding more presure to forensic
Some of the changes to come, include IDN (Internationalised
Domain Name) Enabled Browsers; the ones you can use to type a
domain name (website address) in every language you want. This will
change the balances of domain name ownership, trademarks and
IDN Enabled Browsers like Sundial are all ready
available and they are already creating even more challenges for for
forensic investigators. The multilingual attribute of the web
addresses and their content is just one part of the problem. The way
every different browser saves its history, its temporary internet
files (web pages and thumbnails of photos) is also an other
The exploitation of the Internationalised Domain Names (IDNs) is
called an IDN Homograph Attack. If you want to learn more, please
IDN Homograph Attack Page.
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