There are a number of reasons why you may experience trouble accessing myPurdue:
Have you forgotten or tried resetting your Career Account password? How do I reset my Purdue Career Account password?
Are you using a supported browser? What are the system requirements when accessing student systems though myPurdue?
Have you tried clearing your browser cache?
NOTE: If this is a university-owned machine and you have tried all of the above steps without success, contact your computing support area.
NOTE: If this is your personal system, consult the user manuals for those third party firewall, anti-virus software and router tools. Purdue support staff are unable to troubleshoot or adjust personal systems.