Contact Computer Emergency Response Team Austria
Karlsplatz 1/2/9
A-1010 Vienna
 Telephone: +43 1 5056416 78
 Fax: +43 1 5056416 79

Our business hours are Mon-Fri 8am-6pm (CET/CEST). Outside these times contact by phone is discouraged, and should only be used in emergency cases. Reachability outside our standard business hours is purely on a "best effort" basis and not guaranteed.


Please report security incidents to

General inquiries and communication not related to a specific incident should be addressed to is not a public IT helpdesk and will thus refer questions like "is my PC infected" to public web ressources or commercial helpdesks.

PGP Setup

We will sign official communications with the following key:

pub   rsa4096 2019-02-25 [SC] [expires: 2024-02-24]
uid           [ultimate] (Incidents) <>
uid           [ultimate] (General Communications) <>
sub   rsa4096 2019-02-25 [E] [expires: 2024-02-24]

You can also use this key to encrypt mail addressed to us.

A keyring of all our keys is located at