PinnedProf Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceIf You Can’t Beat AI, Then Adopt ItIntegrating OpenAI into ApplicationsMar 4Mar 4
PinnedProf Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceAssange, Snowden and the Trap DoorJulian Assange being arrested last week brought back the memories of how he leaked Edward Snowden’s memos around the possible existence of…Apr 22, 20193Apr 22, 20193
Prof Bill Buchanan OBE FRSEDo You Know The Difference Between HMAC and CMAC?If you’re into cybersecurity or secure software development, do you know the difference between an HMAC and a CMAC?1d ago1d ago
Prof Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceLength Extension Attacks with MD5, SHA-1 and SHA-256The foundation of trust in cybersecurity is laid by the simple concept of data hashing, and where we take data and create a fixed-length…2d ago2d ago
Prof Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceReusable Hash CollisionsThe basis of trust in data is typically focused on a cryptographic hash. With this, we can tell if two data elements are the same or not…2d ago2d ago
Prof Bill Buchanan OBE FRSEThe Mighty Blum IntegerWho — in computer science — has supervised more world-leading researchers than anyone else? Well, Manual Blum must be a major contender…2d ago2d ago
Prof Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceWhen Your Paper Is Critized … Have Faith In Your WorkAs an academic, we receive feedback that can be quite brutal. In fact, there’s often a “third reviewer syndrome”, and where two of the…2d ago32d ago3
Prof Bill Buchanan OBE FRSEinASecuritySite: When Bob Met AliceVerifiable Delay Function (VDF) using Modular Square RootsVerifiable Delay Function (VDFs) were first proposed by Dan Bohen et al [3], but it was Pietrzak [1] and Wesolowski [2] who then proposed…4d ago4d ago
Prof Bill Buchanan OBE FRSEZero Knowledge Proofs with Elliptic Curves and SchnorrWith Zero Knowledge Proofs (ZKPs), Peggy can have a signature and then use this to prove that she still knows her secret. The method we…4d ago4d ago
Prof Bill Buchanan OBE FRSEHow Do I Get Into Cryptography?Almost every day I get asked about how someone can get into cryptography. Well, it can take a while to develop a deep understanding, but…May 191May 191