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Explore the security vulnerabilities in Samsung Pay's tokenization process in this Black Hat conference talk. Delve into the complexities of Samsung's mobile payment app, examining its use of random tokenized numbers and Magnetic Secure Transmission (MST) technology. Discover how these security measures can be compromised, allowing attackers to potentially steal and use tokens without the original Samsung device. Investigate the implications of offline functionality in airplane mode and its impact on token control. Analyze the randomness of tokenized numbers and the potential for predicting future tokens based on previous ones. Gain insights into the inherent weaknesses in the tokenization process and their effects on end-user security.
