'What security' diaporamas de présentation

Security Basics (Cryptography)

Security Basics (Cryptography). SSE USTC Qing Ding. Agenda. What is and Why network security? What security services do we need? Cryptographic process Public key vs. Secret key scheme Digital signing, Tamper-proofing & Encrypting Security (Cryptographic) technologies

949 views • 79 slides

Requirements and Safeguards for ECommerce

Requirements and Safeguards for ECommerce. Entity authentication Message integrity Payment non-repudiation Effective audit mechanism Privacy. POLICY. http://www.fish.com/security/murphy.html. ALL: .bad.domain: finger -l @%h | /usr/ucb/mail root. Basics.

808 views • 73 slides

Electronics gcse

Electronics gcse . Jack peal Unit:A511 introduction to making and designing Centre number: 16527. Gate alarm. House fire . Blue text denotes area of special interest. Unusual acting alarm. Shed fire. Shed alarm. Fire . Attack alarm. Property protection. Panic alarm .

643 views • 42 slides

Voice-over-IP Security Based on SIP

Voice-over-IP Security Based on SIP. Advisor : Kai-Wei Ke Speaker : Wen-Zhi Feng Date : 2007/1/23. 1. Introduction Two attacks against VoIP Security Mechanisms Securing the SIP Session Management Using S/MIME Authentication Encryption of the Session Initiation

624 views • 41 slides

Assignment for next Mon.

355 views • 26 slides

G53SEC

433 views • 26 slides

Seminar on

BIOMETRICS. Seminar on . WHAT SECURITY ? WHY SECURITY ?. SECURITY SYSTEM ALEXENDAR FISH & LINAS YEL - 1844. INTRODUCTION. BIO = PERTAINING TO BIOLOGY & METRICS = SCIENCE OR ART OF MEASUREMENT FUNDAMENTAL OPERATIONS 1.CAPTURE 2.EXTRACTION 3.COMPARISON 4.MATCH/NONMATCH.

430 views • 24 slides

386 views • 22 slides

Off-the-Record Communication, or, Why Not To Use PGP

Off-the-Record Communication, or, Why Not To Use PGP. Slides by Su Zhang Nov 8th, 2010. Differences between Off-the-Record Communication and PGP System. PGP System Long-live encryption key Non- Repudiable authentication Off-the-Record communication Perfect forward secrecy

344 views • 21 slides

300 views • 20 slides

Special Topics

Special Topics. MIS 495. Agenda. Knowledge management Collaboration Overlooked cost in IT projects IT decisions: Who should make them? Continuing education. KM Applications. Knowledge repositories Technical and management knowledge in text format Best-practices and lessons-learned

285 views • 16 slides