In Webmail, you can manage your e-mails, organize your calendar, your assignments and notes from any computer with all common browsers. This is an alternative to locally installed e-mail programs, e.g. Thunderbird or Outlook.

You can change the basic settings for your email account in the "Mailportal".  For example forwarding e-mails and out-of-office messages.

S/MIME (Secure Multipurpose Internet Mail Extensions) is a standard tool to encrypt and sign e-mails. Certificates for the use of S/MIME can be requested only by regular employees of the University of Cologne at the RRZK. The use of certificates is not possible under Webmail.

A mailinglist is a summary of e-mail addresses. If you send an e-mail to this list address, it will be distributed automatically to all members of that list. You can also use a mailinglist to provide a non-personal contact-address for a team or a project.

An e-mail alias is a synonym in the first part of an e-mail address in order to identify the user (to the left of the "@" sign). This allows you to set up a "prettier" or address as an alias next to your default account address.

Important security note for Office documents with macro attachment.

In addition to the mail addresses of the form @uni-koeln.de, further addresses of the form @INSTITUT.uni-koeln.de can be assigned to users with personal or guest accounts via the central mail server.

Help and instructions on how to set up your e-mail client with the webmail account, set up additional identities, IMAP & POP, and information on mailbox sizes and file attachments.