To change your password on Adjace, go to your profile after logging in. On the profile page, there is a "Change your password" link that will allow you to update your password on the site. You must have your current password to authorize the change.
If you don't have your current password, you can reset your password by going to the login page and following the "Forgot your password?" link. From there, you enter your e-mail address, and Adjace will send you an e-mail message with instructions and a link to reset your password.