'Provably secure' diaporamas de présentation

Hybrid Signcryption with Insider Security

Hybrid Signcryption with Insider Security. Alexander W. Dent. Signcryption. Introduced by Zheng 1997. Combines advantages of PKE and signatures: Confidentiality Integrity/Origin authentication Non-repudiation? A relatively new type of primitive.

385 views • 23 slides

GHB#: A Provably Secure HB-like Lightweight Authentication Protocol

GHB#: A Provably Secure HB-like Lightweight Authentication Protocol. Panagiotis Rizomiliotis and Stefanos Gritzalis Dept. of Information and Communication Systems Engineering University of the Aegean, Greece. Contents. Motivation - RFID The HB family The HB# protocol Design Security

343 views • 21 slides

One-Time Pad Or Vernam Cipher

One-Time Pad Or Vernam Cipher. Sayed Mahdi Mohammad Hasanzadeh Hasanzadeh@Raymandcrypto.ir Spring 2004. OTP System. The one-time pad, which is a provably secure cryptosystem, was developed by Gilbert Vernam in 1918.

862 views • 19 slides

CONTROLS & PROTECTION MECHANISMS

292 views • 17 slides

Protecting e -Government Against Attacks Gernot Heiser NICTA and University of New South Wales

Protecting e -Government Against Attacks Gernot Heiser NICTA and University of New South Wales. e-Government Threats. ATTACK. government server. citizen terminal. Software Complexity and Attack Surface. 1 million lines. 1 million lines of software ? 1000s of faults!. Application.

221 views • 12 slides

Block Ciphers Lucifer & DES

Block Ciphers Lucifer & DES. CS 470 Introduction to Applied Cryptography Instructor: Ali Aydin Selcuk. . . . . S. S. S. S. S. S. S. S. S. P. . . . . . . . . . P. Block Ciphers & S-P Networks. Block Ciphers: Substitution ciphers with large block size (? 64 bits)

335 views • 8 slides

3 GPP2 Security

GSC9/Joint_027. 3 GPP2 Security. Standards Status. GSC-9, Seoul. 1. TSG-S WG4 Manages the 3GPP2 Security Standards Activities Defines 3GPP2 security requirements in coordination with TIA-45 AHAG, 3GPP and OMA Security Working groups.

203 views • 7 slides