Public WLANs - whether in a café, hotel or at the airport - are a practical solution for saving on roaming costs and staying permanently online. But they are not without risks!
02.12.2025 –Criminals use open networks to obtain personal data.
Protect yourself with these tips:
- Avoid e-banking, online shopping and confidential e-mails when using a public WLAN.
- Encrypt and protect your data by using a VPN (Virtual Private Network).
- Where possible, activate the two-factor authentication for important accounts to ensure additional security.
- Only use secure websites: These begin with "https://" and display a lock or key symbol in the address bar.
- Deactivate the function that automatically connects your device to unknown networks.
Read more News
Shoulder Surfing – looking over your shoulder has consequences
Shoulder surfing is when criminals surreptitiously look over your shoulder when you enter your PIN… Read more
Double phishing – the two-stage trap
With double phishing, fraudsters throw two lures at you in quick succession and hope that… Read more
#Watchout – even at the hairdresser
The message on the mobile phone display reads: “Update card details immediately.” If you don’t… Read more
Geoblocking – a few clicks with a big impact
Holiday season means travel season! If you prepare properly, you can go a long way towards ensuring… Read more