Essays about: "Hashfunktioner"

Found 2 essays containing the word Hashfunktioner.

  1. 1. Puzzle-based Clogging DoS-resilient Vehicular Communications

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Zhichao Zhou; [2022]
    Keywords : On-Board Units OBUs ; Denial of Service DoS ; Puzzle scheme; Hash function; Pre-authenticate; On-Board Units OBUs ; Denial of Service DoS ; Pusselsystemet; Hashfunktioner; Förautentisera;

    Abstract : In Vehicular Communication Systems (VCSs), authenticated safety beacons are used to deliver the vehicles’ status and provide necessary information for the applications. However, high rate safety beacons impose high processing overhead on the resource-constrained vehicular On-Board Units (OBUs). READ MORE

  3. 2. Discreet Discrete Mathematics : Secret Communication Using Latin Squares and Quasigroups

    University essay from Umeå universitet/Institutionen för matematik och matematisk statistik

    Author : Christoffer Olsson; [2017]
    Keywords : Cryptology; Cryptography; Latin squares; Row-latin squares; Quasigroups; Secret sharing schemes; Kryptologi; Kryptografi; Latinska kvadrater; Rad-latinska kvadrater; Kvasigrupper; Hemlighetsdelning;

    Abstract : This thesis describes methods of secret communication based on latin squares and their close relative, quasigroups. Different types of cryptosystems are described, including ciphers, public-key cryptosystems, and cryptographic hash functions. There is also a chapter devoted to different secret sharing schemes based on latin squares. READ MORE