Almost a decade after its first scientific discussion, crypto API misuse remains one of the most common security flaws in […]
Category: Mobile & Cloud
Decentral Methods for Simultaneous Editing of Shared Data Structures
Systems such as Google Docs or web-based versions of Microsoft Office have been instrumental in driving collaborative document editing. Distributed […]
Android Application Patching Through Runtime Manipulation
Application patching is a promising concept for modifying the execution flow of a compiled Android application for the purpose of […]
Influence of Vendor Customisations on Device Security
In order to differentiate devices from other manufacturers and offer users added value, manufacturers of Android smartphones customize their devices. […]
New Trust Models based on Trusted Computing
Traditionally, two basic approaches to implementing trust models exist. On the one hand, there is hierarchical trust (most prominently standardised […]
Security Analysis of Mobile Applications for Crypto-Currencies
To manage virtual currencies such as Bitcoin or Ethereum, many users turn to mobile apps that promise a convenient form […]
Compressible Blockchain
In this project, we propose a compressible blockchain. The main idea is to use a second, linked chain that stores […]
Modeling of fingerprintable information sources
The report presents a model that classifies fingerprintable information sources. The permission system of the Android operating system was used […]
IPFS Security Analysis
During this project, IPFS, a decentralized peer-to-peer hypermedia system, was subjected to a security analysis. Vulnerabilities with serious consequences could […]
Providing Smartphone Features on the Desktop
Current personal computing devices, such as smartphones, laptops, and traditional desktop computers, are geared towards different applications and use cases, […]