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This was a quick and short presentation that I gave to our Academic Council about how a benign tool like Google Chrome's inspect element could be exploited to produce doctored webpages. Note: Slide 10 is a video clip of me demonstrating how to use inspect element.
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Technology FYIWeb Developer Tools: Using Inspect Element
Bishop O’Dowd High School
Finding God in All Things
Overview Students are able to take advantage of a web developer tool
and used it to falsify the content and appearance of web
pages while shown on a computer.
One student has faced disciplinary action for faking a
message sent by a teacher.
Bishop O’Dowd High School
Finding God in All Things
Example
What It Is
A tool used by web developers to view how a change to a webpage
will look, before actually changing the code to it.
A feature in all browsers (Chrome, Firefox, Safari, even Internet
Explorer).
It’s been available in various browsers since as early as 2006.
Bishop O’Dowd High School
Finding God in All Things
What It Is Not “Hacking” – Users are not actually changing the source
code .
Permanent – Changes made using Inspect Element exist
only on the user’s computer and web page, for that time.
Hitting Refresh reverts the page to its original content.
Bishop O’Dowd High School
Finding God in All Things
How it can be used As a marketing gimmick.
As a prank.
Bishop O’Dowd High School
Finding God in All Things
Before After
As a Viral Marketing Gimmick
Bishop O’Dowd High School
Finding God in All Things
As a Prank
Bishop O’Dowd High School
Finding God in All Things
As a Prank
How Easy It Is
Bishop O’Dowd High School
Finding God in All Things
How We Get Your Back All messages sent to students pass through servers and
create a log file or record.
Messages sent also generate a notification, which we can
retrieve.
Lack of a “paper trail” indicates a false message.
Bishop O’Dowd High School
Finding God in All Things
How We Address It This is an issue of Responsible Internet Use and it is
covered in our Technology Policies in our Student Handbook.
This is a disciplinary issue and is handled as such.
Bishop O’Dowd High School
Finding God in All Things