Search for "Arjen Lenstra"

61 min

MD5 considered harmful today

Creating a rogue CA Certificate

• 61 min
• 2008-12-30
• 733
• David Molnar, Marc Stevens, Arjen Lenstra, Benne de Weger, Alexander Sotirov, Jacob Appelbaum and Dag Arne Osvik

25C3: nothing to hide

63 min

Reconstructing narratives

transparency in the service of justice

• 63 min
• 2014-12-28
• 22905
• Jacob and Laura Poitras

31C3: a new dawn