Stefan is a security engineer working at Google in Switzerland, where he is responsible for security reviews and development of the cryptographic library Tink. Before, he worked as a researcher on the design and cryptanalysis of cryptographic primitives. During this time he co-designed several cryptographic algorithms like Haraka, Gimli, Skinny and SPHINCS+.
December 1st, 2020 | 46 mins 34 secs
Ange Albertini and Stefan Kölbl discuss how new research from Google, the University of Haifa and Amazon is exploiting authenticated encryption to make a PDF decrypt into... a different PDF. And much more.