no trading = no wuala

I have been using wuala for almost two years now and have been quite happy with it. End of September the wuala team announced to discontinue one of their coolest features: trading storage. This means that wuala is now yet another online cloud storage service, with client-side encryption as their only competitive advantage. Therefore I […]

research security

Dropbox Security: Dark Clouds on the Horizon at USENIX’11

Back in March 2010 we started an investigation into online file storage services and Dropbox in particular. Sebastian and Manuel started to disassemble the Dropbox binary and in essence created an alternative client by patching its crypto libraries. In the months that followed we found a number of security flaws with Dropbox. In November 2010 […]