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Information Security

Information Security at SDU © Colourbox
Antivirus software prevents vira from infecting your devices. Please be sure to be updated with the latest virus signatures.

 An e-mail isn’t always just a common and harmless e-mail. E-mails may contain attached files and links, which you should not open or view. Your best defense is a healthy scepticism.

Read more about phishing

 Your password is your most important protection against misuse of your data and identity – make sure that you create a strong password and do never disclose it to others.

At SDU, a password must meet the following complexity requirements:
1. password have at least 12 (twelve) characters
2. password includes capital letters and lower-case letters
3. password includes numbers
4. password includes special characters (like # ¤ % &)

However, it may be difficult to memorise a long string of characters and numbers. Therefore, you can work out a mnemonic rule while creating you password. Since the the following example is displayed on this website page, you should of course not use this in practice:

You can memorise this by means of the phrase:
You are born to be late


Remember to always use passwords on your smartphone and other mobile devices.


 Remember to always use passwords on your smartphone and other mobile devices.

 Always lock or logout when you leave your computer.

A screen saver improves security
Set your computer to lock automatically after a period of inactivity. Contact you IT department if you need assistance to do so.


Make sure to make backup copies of your documents. Save your documents to multiple locations – in this way you are not that vulnerable.

 Always make sure you pick up your printouts immediately and do not leave confidential documents and material in the bin – use the paper shredder.


As an alternative to Dropbox, SDU has approved OneDrive, Teams, Nextcloud and Ucloud for sensitive personal data.

Please respect the fact that locked doors are locked for a reason.

Use the tools and communication channels provided by SDU and keep in mind that our security policies also apply when working from home.Be aware of rules for using file exchange and teaching services and the personal data rules.

If your work computer is not being updated automatically, be sure to keep it updated yourself.

Test that your remote access works, so that any problems can be eliminated immediately.

Be alert to any fake e-mails or text messages, which are sent to you under the pretext of major news topics that are of public interest, e.g. corona virus.

Also, remember to protect the physical access to your work computer, when working at home. Lock the screen when you leave your work computer and don’t let anyone else use it.

 Don’t discuss something sensitive in public places

 Always be aware what other can watch over your shoulder when you work in a public place


 Don't leave documents with confidential or personal information lying on your desk



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See also

Last Updated 09.03.2022