The Golden Rules of IT Se­cur­ity

Protect yourself and others at the university from information security incidents by joining in.

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Keep soft­ware con­sist­ently up to date

Ensure that operating systems, applications and security tools are kept up to date, as updates close critical vulnerabilities and provide essential protection against attacks.

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Keep your browser up to date and con­fig­ure it se­curely

Update your browser regularly and review its security and privacy settings to minimize potential risks.

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Use an­ti­vir­us soft­ware and a fire­wall re­li­ably

Ensure that an up‑to‑date antivirus solution and an active firewall are installed to effectively prevent malware and unauthorized access.

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Ap­ply ad­min­is­trat­ive rights only when ne­ces­sary

Use administrative privileges only when strictly required in order to reduce unintended system changes and security risks.

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Ex­am­ine emails care­fully

Open emails and attachments only when sender, subject and content appear plausible; in case of doubt, it is advisable to verify authenticity beforehand.

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Scan QR codes with par­tic­u­lar cau­tion

Verify the source of QR codes and check the displayed destination address to avoid fraudulent redirects or malicious content.

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Ob­tain soft­ware strictly from trust­worthy sources

Install applications solely from verified sources and open only those files whose origin you can clearly confirm.

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Use strong pass­words

Use complex, unique passwords and store them exclusively in a trusted password manager.

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En­able two‑­factor au­then­tic­a­tion

Activate two‑factor authentication wherever it is offered to ensure that your accounts remain protected, even if passwords are compromised.

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Pro­tect con­fid­en­tial in­form­a­tion and se­cure your devices

Never share sensitive information with unauthorized individuals and always lock your device when leaving your workspace.

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Store sens­it­ive data se­curely

Protect confidential information through appropriate encryption and keep keys as well as devices stored safely.

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Per­form reg­u­lar data backups

Back up important data at regular intervals, particularly on mobile devices or in cloud environments, to remain operational in the event of data loss.

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Use cloud ser­vices re­spons­ibly and se­curely

Protect access to cloud services using strong passwords and 2FA, and share only the data that is strictly necessary.

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Use a VPN in pub­lic net­works

Use a VPN when working in public or unsecured WLAN networks to encrypt your communication and securely access sensitive information.

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