You may find easier to login to the alumni platform with your Facebook or LinkedIn account for instance.
It is possible and very easy to do.
1. Go to your profile and click on "settings" (on the top of your profile page)
2. On the left menu, click on "Link External account"
3. Then choose the social media account you would like to link with. By default, Facebook is proposed. If you would like to link with one of your other social media account, click on "add account" and choose the one you need. Follow the instructions.
NOTE: you must use the same email to login to the alumni platform and to your social media account