Go to C:\Users\YourUserName->remove .eclipse directory in your user directory
This should solve your problem
To be more precise you can remove the "secure_storage" file on the below directory
C:\Users\YourUserName\.eclipse\org.eclipse.equinox.security
Before:

After:

Worfusion will then ask for a new password
This should solve your problem
To be more precise you can remove the "secure_storage" file on the below directory
C:\Users\YourUserName\.eclipse\org.eclipse.equinox.security
Before:

After:

Worfusion will then ask for a new password