SlideShare a Scribd company logo
1 of 11
Submitted By: Vibha Nehra 10203020 M.Tech I yr Department of Computer Science & Engg. National institute of technology, Jalandhar. Mediated Authentication 09/06/11
Introduction; ,[object Object],[object Object],[object Object],[object Object],09/06/11
Establishing Session Key: ,[object Object],[object Object],[object Object],09/06/11
Establishing Session Key (variant):   09/06/11 ,[object Object],[object Object],[object Object],[object Object]
Needham-Schroeder Protocol: 09/06/11
Needham-Schroeder Protocol ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],09/06/11
Needham-Schroeder: Reflection Attacks ,[object Object],09/06/11
Expanded Needham Schroeder: ,[object Object],[object Object],09/06/11
Nonce Types: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],09/06/11
Thanks for your kind Cooperation  &  Patience. 09/06/11
References: ,[object Object],[object Object],09/06/11

More Related Content

What's hot

Modern Block Cipher- Modern Symmetric-Key Cipher
Modern Block Cipher- Modern Symmetric-Key CipherModern Block Cipher- Modern Symmetric-Key Cipher
Modern Block Cipher- Modern Symmetric-Key CipherMahbubur Rahman
 
Transposition cipher techniques
Transposition cipher techniquesTransposition cipher techniques
Transposition cipher techniquesSHUBHA CHATURVEDI
 
Cryptography - Block cipher & stream cipher
Cryptography - Block cipher & stream cipherCryptography - Block cipher & stream cipher
Cryptography - Block cipher & stream cipherNiloy Biswas
 
Double DES & Triple DES
Double DES & Triple DESDouble DES & Triple DES
Double DES & Triple DESHemant Sharma
 
Intrusion Detection with Neural Networks
Intrusion Detection with Neural NetworksIntrusion Detection with Neural Networks
Intrusion Detection with Neural Networksantoniomorancardenas
 
Steganography
Steganography Steganography
Steganography Uttam Jain
 
Information theory
Information theoryInformation theory
Information theoryJanani S
 
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYCS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYKathirvel Ayyaswamy
 
Network security cryptographic hash function
Network security  cryptographic hash functionNetwork security  cryptographic hash function
Network security cryptographic hash functionMijanur Rahman Milon
 
DNA based Cryptography_Final_Review
DNA based Cryptography_Final_ReviewDNA based Cryptography_Final_Review
DNA based Cryptography_Final_ReviewRasheed Karuvally
 
Intrusion Detection System(IDS)
Intrusion Detection System(IDS)Intrusion Detection System(IDS)
Intrusion Detection System(IDS)shraddha_b
 
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYCS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYKathirvel Ayyaswamy
 
block ciphers
block ciphersblock ciphers
block ciphersAsad Ali
 
Public Key Cryptosystem
Public Key CryptosystemPublic Key Cryptosystem
Public Key CryptosystemDevakumar Kp
 

What's hot (20)

Encryption algorithms
Encryption algorithmsEncryption algorithms
Encryption algorithms
 
Modern Block Cipher- Modern Symmetric-Key Cipher
Modern Block Cipher- Modern Symmetric-Key CipherModern Block Cipher- Modern Symmetric-Key Cipher
Modern Block Cipher- Modern Symmetric-Key Cipher
 
Audio and Video Compression
Audio and Video CompressionAudio and Video Compression
Audio and Video Compression
 
Transposition cipher techniques
Transposition cipher techniquesTransposition cipher techniques
Transposition cipher techniques
 
Cryptography - Block cipher & stream cipher
Cryptography - Block cipher & stream cipherCryptography - Block cipher & stream cipher
Cryptography - Block cipher & stream cipher
 
Double DES & Triple DES
Double DES & Triple DESDouble DES & Triple DES
Double DES & Triple DES
 
Email security
Email securityEmail security
Email security
 
Message passing in Distributed Computing Systems
Message passing in Distributed Computing SystemsMessage passing in Distributed Computing Systems
Message passing in Distributed Computing Systems
 
Intrusion Detection with Neural Networks
Intrusion Detection with Neural NetworksIntrusion Detection with Neural Networks
Intrusion Detection with Neural Networks
 
Confusion and Diffusion.pptx
Confusion and Diffusion.pptxConfusion and Diffusion.pptx
Confusion and Diffusion.pptx
 
Steganography
Steganography Steganography
Steganography
 
Information theory
Information theoryInformation theory
Information theory
 
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYCS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
 
Network security cryptographic hash function
Network security  cryptographic hash functionNetwork security  cryptographic hash function
Network security cryptographic hash function
 
Layered Architecture
Layered ArchitectureLayered Architecture
Layered Architecture
 
DNA based Cryptography_Final_Review
DNA based Cryptography_Final_ReviewDNA based Cryptography_Final_Review
DNA based Cryptography_Final_Review
 
Intrusion Detection System(IDS)
Intrusion Detection System(IDS)Intrusion Detection System(IDS)
Intrusion Detection System(IDS)
 
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITYCS6701 CRYPTOGRAPHY AND NETWORK SECURITY
CS6701 CRYPTOGRAPHY AND NETWORK SECURITY
 
block ciphers
block ciphersblock ciphers
block ciphers
 
Public Key Cryptosystem
Public Key CryptosystemPublic Key Cryptosystem
Public Key Cryptosystem
 

Recently uploaded

microwave assisted reaction. General introduction
microwave assisted reaction. General introductionmicrowave assisted reaction. General introduction
microwave assisted reaction. General introductionMaksud Ahmed
 
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111Sapana Sha
 
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptx
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptxSOCIAL AND HISTORICAL CONTEXT - LFTVD.pptx
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptxiammrhaywood
 
Interactive Powerpoint_How to Master effective communication
Interactive Powerpoint_How to Master effective communicationInteractive Powerpoint_How to Master effective communication
Interactive Powerpoint_How to Master effective communicationnomboosow
 
Mastering the Unannounced Regulatory Inspection
Mastering the Unannounced Regulatory InspectionMastering the Unannounced Regulatory Inspection
Mastering the Unannounced Regulatory InspectionSafetyChain Software
 
Concept of Vouching. B.Com(Hons) /B.Compdf
Concept of Vouching. B.Com(Hons) /B.CompdfConcept of Vouching. B.Com(Hons) /B.Compdf
Concept of Vouching. B.Com(Hons) /B.CompdfUmakantAnnand
 
MENTAL STATUS EXAMINATION format.docx
MENTAL     STATUS EXAMINATION format.docxMENTAL     STATUS EXAMINATION format.docx
MENTAL STATUS EXAMINATION format.docxPoojaSen20
 
Presiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha electionsPresiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha electionsanshu789521
 
Alper Gobel In Media Res Media Component
Alper Gobel In Media Res Media ComponentAlper Gobel In Media Res Media Component
Alper Gobel In Media Res Media ComponentInMediaRes1
 
Introduction to ArtificiaI Intelligence in Higher Education
Introduction to ArtificiaI Intelligence in Higher EducationIntroduction to ArtificiaI Intelligence in Higher Education
Introduction to ArtificiaI Intelligence in Higher Educationpboyjonauth
 
Class 11 Legal Studies Ch-1 Concept of State .pdf
Class 11 Legal Studies Ch-1 Concept of State .pdfClass 11 Legal Studies Ch-1 Concept of State .pdf
Class 11 Legal Studies Ch-1 Concept of State .pdfakmcokerachita
 
How to Configure Email Server in Odoo 17
How to Configure Email Server in Odoo 17How to Configure Email Server in Odoo 17
How to Configure Email Server in Odoo 17Celine George
 
Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)eniolaolutunde
 
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...Krashi Coaching
 
Organic Name Reactions for the students and aspirants of Chemistry12th.pptx
Organic Name Reactions  for the students and aspirants of Chemistry12th.pptxOrganic Name Reactions  for the students and aspirants of Chemistry12th.pptx
Organic Name Reactions for the students and aspirants of Chemistry12th.pptxVS Mahajan Coaching Centre
 
How to Make a Pirate ship Primary Education.pptx
How to Make a Pirate ship Primary Education.pptxHow to Make a Pirate ship Primary Education.pptx
How to Make a Pirate ship Primary Education.pptxmanuelaromero2013
 
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...Marc Dusseiller Dusjagr
 
Paris 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activityParis 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activityGeoBlogs
 

Recently uploaded (20)

microwave assisted reaction. General introduction
microwave assisted reaction. General introductionmicrowave assisted reaction. General introduction
microwave assisted reaction. General introduction
 
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111Call Girls in Dwarka Mor Delhi Contact Us 9654467111
Call Girls in Dwarka Mor Delhi Contact Us 9654467111
 
Staff of Color (SOC) Retention Efforts DDSD
Staff of Color (SOC) Retention Efforts DDSDStaff of Color (SOC) Retention Efforts DDSD
Staff of Color (SOC) Retention Efforts DDSD
 
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptx
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptxSOCIAL AND HISTORICAL CONTEXT - LFTVD.pptx
SOCIAL AND HISTORICAL CONTEXT - LFTVD.pptx
 
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
Model Call Girl in Tilak Nagar Delhi reach out to us at 🔝9953056974🔝
 
Interactive Powerpoint_How to Master effective communication
Interactive Powerpoint_How to Master effective communicationInteractive Powerpoint_How to Master effective communication
Interactive Powerpoint_How to Master effective communication
 
Mastering the Unannounced Regulatory Inspection
Mastering the Unannounced Regulatory InspectionMastering the Unannounced Regulatory Inspection
Mastering the Unannounced Regulatory Inspection
 
Concept of Vouching. B.Com(Hons) /B.Compdf
Concept of Vouching. B.Com(Hons) /B.CompdfConcept of Vouching. B.Com(Hons) /B.Compdf
Concept of Vouching. B.Com(Hons) /B.Compdf
 
MENTAL STATUS EXAMINATION format.docx
MENTAL     STATUS EXAMINATION format.docxMENTAL     STATUS EXAMINATION format.docx
MENTAL STATUS EXAMINATION format.docx
 
Presiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha electionsPresiding Officer Training module 2024 lok sabha elections
Presiding Officer Training module 2024 lok sabha elections
 
Alper Gobel In Media Res Media Component
Alper Gobel In Media Res Media ComponentAlper Gobel In Media Res Media Component
Alper Gobel In Media Res Media Component
 
Introduction to ArtificiaI Intelligence in Higher Education
Introduction to ArtificiaI Intelligence in Higher EducationIntroduction to ArtificiaI Intelligence in Higher Education
Introduction to ArtificiaI Intelligence in Higher Education
 
Class 11 Legal Studies Ch-1 Concept of State .pdf
Class 11 Legal Studies Ch-1 Concept of State .pdfClass 11 Legal Studies Ch-1 Concept of State .pdf
Class 11 Legal Studies Ch-1 Concept of State .pdf
 
How to Configure Email Server in Odoo 17
How to Configure Email Server in Odoo 17How to Configure Email Server in Odoo 17
How to Configure Email Server in Odoo 17
 
Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)Software Engineering Methodologies (overview)
Software Engineering Methodologies (overview)
 
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...
Kisan Call Centre - To harness potential of ICT in Agriculture by answer farm...
 
Organic Name Reactions for the students and aspirants of Chemistry12th.pptx
Organic Name Reactions  for the students and aspirants of Chemistry12th.pptxOrganic Name Reactions  for the students and aspirants of Chemistry12th.pptx
Organic Name Reactions for the students and aspirants of Chemistry12th.pptx
 
How to Make a Pirate ship Primary Education.pptx
How to Make a Pirate ship Primary Education.pptxHow to Make a Pirate ship Primary Education.pptx
How to Make a Pirate ship Primary Education.pptx
 
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
“Oh GOSH! Reflecting on Hackteria's Collaborative Practices in a Global Do-It...
 
Paris 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activityParis 2024 Olympic Geographies - an activity
Paris 2024 Olympic Geographies - an activity
 

Mediated+authentication