Please check that you have the following minimum system requirements? One of the mentioned requirements below may be causing the difficulties you are having trying to log in.
1) Internet Explorer 5.5 or higher
2) Pop-up blockers turned off
3) Check if your virus protection is blocking access to the site. If so then allow temporary access.
Please could you also clear all of your browser cookies, temporary files and cache. The procedure for doing this varies, depending on the type of browser you use; the ‘Help’ files should contain this information. If you need more help, let us know via email@example.com (tell us which operating system and browser you are using please).
If you are copying and pasting in your password please check that you are using the most recent password and that you are not copying any extra blank spaces.
Please also note that after several failed log in attempts your account will lock automatically for security reasons.
If this happens you will need to contact the Imperial ICT service desk by emailing them on firstname.lastname@example.org in order for them to unlock your account.