Written by Sylvain Pelissier and Antonio De La Piedra of the Kudelski Security Research Team The Babuk or Babyk ransomware was detected two years ago.
Tag: cryptography
Multiple CVEs in threshold cryptography implementations
Introduction io.finnet hired us to perform a code audit of their threshold ECDSA signature implementation called tss-lib based on the paper UC Non-Interactive, Proactive, Threshold
Polynonce: A Tale of a Novel ECDSA Attack and Bitcoin Tears
Introduction In this blog post, we tell a tale of how we discovered a novel attack against ECDSA and how we applied it to datasets
Some AES CBC Encryption Myth-busting
Myth-busting us. /ˈmɪθˌbʌs.tɪŋ/ : the act of saying or showing that something generally thought to be true is not, in fact, true, or is different from
Introducing Shufflecake: plausible deniability for multiple hidden filesystems on Linux
Today we are excited to release Shufflecake, a tool aimed at helping people whose freedom of expression is threatened by repressive authorities or dangerous criminal
Introducing ABE Squared: A Framework for Comparing the Efficiency of ABE Schemes
Authors: Antonio de la Piedra (Kudelski Security Research Team), Marloes Venema (Radboud University Nijmegen), Greg Alpar (Radboud University Nijmegen and Open University of the Netherlands).
Kudelski Security Research 