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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
Cellular communication and especially mobile handsets are an essential part of our daily lives. Therefore, they need to be secure and work reliably. But mobile handsets and cellular networks are highly complex systems and securing them is a challenging task. This work takes a new path for securing mobile handsets and targets the cellular modem as the route to improve the security of mobile handsets and cellular networks. We target the modem since it is one of the essential parts of a mobile handset. The modem provides the radio link to the cellular network therefore making it a key element in the task to secure mobile communications. But cellular modems are proprietary and closed systems that cannot be easily analyzed in the full or even modified to improve security. We investigate the security of the cellular modem at its border to the mobile phone operating system. In this work we analyze and improve the security of the cellular modem interface. We further show how the modem interface can be abused for attacks and how such attacks can be prevented. Throughout this work we show that the cellular modem has a significant impact on mobile phone security.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.