Information security encompasses the confidentiality, integrity and availability of information. The area of IT security is part of information security. For more information, please see the following page: https://ethz.ch/staffnet/en/service/information-security.html
You will find important informations about Leaving ETH in the following document.
Please note that some of the services mentioned can only be obtained/initiated directly in consultation with and by the IT manager of your unit. Download: