Description: Every day, hundreds of people fly on airline tickets that have been obtained fraudulently, and much of this is facilitated by cybercrime. I will use this example to explore cybercrime in more depth, and understand its real-world impacts.  I will explore the trade in these tickets, drawing on interviews with industry and law enforcement, and an analysis of an online blackmarket. Tickets are purchased by complicit travellers or resellers from the online blackmarket. Victim travellers obtain tickets from fake travel…

Description: Cryptocurrencies and blockchains are the most widely publicized applications of cryptography today. Using the example of Bitcoin, we will aim to understand the cryptographic building blocks of cryptocurrencies and how they fit together to enable a distributed payment system. We will then explore why newer cryptocurrencies built on Bitcoin employ more advanced cryptography. In particular we will examine the contentious issue of anonymous payments. Finally we will discuss the concept of smart contracts, how they can be achieved using blockchains,…

Description: Standardization of the first phase of the next generation of cellular networks has almost concluded now, and the roll out of these 5G networks is coming soon. This talk will focus on the security of 3GPP 5G network standards. It will give an understanding of how standardization works, what was standardized for security and try to shed some light to why some things are the way they are. About the speaker: Alf Zugenmaier is professor for mobile networks and security at…