IONICS - Login Welcome to the DEX Login page If your are not yet registered to use DEX or would like to replace or add additional users... There was an error please contact the admin There was a message Terms of use... Need Help? Your username is your email address and your password is the one you chose during your initial registration (After 27 April 2026) or the migration. Forgot your password? Click on "Forgot your Password" to reset your password. Internal access: Follow the usual UN procedure to reset your Azure AD account. For additional help, please contact the IONICS Team: [email protected] Return to the Sign In page