If you want to change your current password, you can set a new password under your 'Profile settings'.

Change your Password
Open the Profile settings. Click on your username in the upper right corner of ABOSS and select 'Profile settings'. 

Click on the 'Change Password' tab. 

If you want to change your current password, you can enter your new password here twice to update it.

 Your new password must be at least 8 characters long.