Frequently asked questions: Identity Management
The period of validity of all user accounts depends on the respective entry and exit dates to and from the university.
The status of your account is updated automatically
For employees, civil servants and hiwis, the period of validity corresponds to your contract period. After the end of your contract, your account will be automatically blocked. A manual extension of the validity is not possible. If desired, a host institute can apply for a limited guest account for you after your contract period.
User accounts of students are always valid until the end of the semester. They are automatically extended by one semester upon re-registration. If there is no re-registration or de-registration, the account is automatically blocked and deleted after a grace period (currently 8 months). It is not possible to extend the validity manually.
The period of validity of guest accounts is determined at the time of application (max. 2 years). It can be extended at the request of the host institute. The account is automatically blocked after the validity period has expired.
For employees and guests:
If you would like to know your access data, please contact your representative (the contact person) for the user administration of your institute or facility. They are authorized to print out your access data letter and hand it over to you as well as reset your password and unlock your account if necessary.
After creating an applicant account and after enrolment, students receive their access data via
The personal data comes from the personnel administration or from the student administration. In the case of persons who are both employees and students, if the spelling is different, the information in Personnel Administration takes precedence. Please contact us directly if you wish to make changes:
If you do not know this person(s), you can find out about them on the websites, in the secretariat or from the director of your institute or institution:
List of the institutes and facilities of the Universität Stuttgart
If you wish to apply for an additional user account, please contact your representative (the contact person) for the user administration of your institute or institution.
Your official, university e-mail address is automatically generated from your data stored in Department IV / Personnel. If you would like to request additional e-mail addresses, please contact your representative (the contact person) for the user administration of your institute or institution.
Your user ID is also your e-mail address and is for example
Additional addresses cannot be assigned.
The e-mail address of guest accounts is determined during the application process. If you would like to request additional e-mail addresses, please contact your representative (the contact person) for the user administration of your institute or institution.
If your institution uses the TIK Exchange mail service, you can specify in the SIAM User Self Service which of the mailbox e-mail addresses should be used as the primary Exchange address. This will always be used by Exchange as your sender address (unless you access your Exchange mailbox via IMAP/SMTP), and will be entered in the Exchange address book as your primary address. When you save the change will be applied immediately, but it can take up to 8 hours until the address in the global Exchange address book is updated as well. If an offline address book is used, e.g. in Outlook, it may take even longer. However, the update can also be explicitly forced in Outlook.
If you access your Exchange mailbox via IMAP/SMTP, you can set your sender address in your e-mail program yourself.