Security flaw in Internet Explorer
What is it?
• A security flaw that can allow a
hacker to take complete control of
• You are affected if you click on a
malicious link while using Internet
Explorer web browser
• Affects versions 6 to 11
How serious is it?
• Really serious. So serious that the US
Department of Homeland Security is
• The hacker would have complete
control of your computer and could
install programs, view, change or
delete accounts with full user rights!
• This is especially bad for people still
using Windows XP, which is no longer
supported by Microsoft
How do you get infected?
• You are using Internet Explorer and
you see a link that suggests that you
click on it.
• It can also strike if you click on certain
unprotected advertisements or other
websites that are vulnerable.
• You are not infected until you take an
action (click on a link in your email or
Instant messenger, or open an
• None of these things will happen if
you do not initially click on that
malicious site though.
• So, by avoiding Internet Explorer,
you will not be at risk!
What does Microsoft suggest?
• Microsoft is working on a fix, but it may
not be ready until May 13
• They suggest that you enable your
firewall, apply all software updates and
install anti-malware software
• They also suggest that you use the
EMET (Enhanced Mitigation
Experience Toolkit) to manage security
migration and make it more difficult for
attackers to exploit vulnerabilities
How do you get EMET?
• It is on the Microsoft site
• Watch the YouTube video at:
• Excellent video, with more
explanation, also shows how a
• EMET is a bit confusing, and
beyond the scope of most of our
• For best results, USE ANOTHER
BROWSER until this is corrected.