Try this to start...
1. Start
2. Settings
3. Control Panel
4. Internet Options
5. Security tab
6. Reset all 4 security zones to Default
1. Start
2. Settings
3. Control Panel
4. Internet Options
5. Privacy
6. Restore 1 Default button
1. Start
2. Settings
3. Control Panel
4. Internet Options
5. Advanced
6. Restore 1 Default button
You may need to do the following as well
1. Start
2. Settings
3. Control Panel
4. Internet Options
5. General tab
6. Remove cookies, temporary files and history
Kudos to Raptor.
Then if you really want to get serious do the following.
(Printing this out will help you)
IE>Tools>Internet Options>Security>Internet>Custom Level
ActiveX controls & plug-ins
Download signed ActiveX controls
Download unsigned ActiveX controls
Run ActiveX controls and plug-ins
Initialize and run ActiveX controls and plug-ins not
marked as safe
Script ActiveX controls marked as safe for scripting
Set these to Disable
Microsoft VM
Java permissions
Set this to High Safety
Miscellaneous
Access data sources across domains
Allow META REFRESH
Display Mixed Content
Installation of desktop items
Launching programs and files in an IFRAME
Navigate sub-frames across different domains
Userdata persistence
Set these to Disable
Scripting
Active scripting
Scripting of Java programs
Allow paste operations via script
Set these to Disable
User Authentication
Logon
Set this to Prompt for user name and password
EI>Tools>Internet Options>Privacy>Advanced
Tick 'Overide automatic cookie handling'
Block to suit your needs (I block 1st & 3rd)
Tick Session Cookies
IE>Tools>Internet Options>Security>Trusted Sites>Sites
Untick the 'Server Verification' box
Type in your trusted address as below
*.computerhope.com
Press the Add button
Do this for trusted sites to enjoy the IE experience.