'Original ip packet' diaporamas de présentation

Virtual Private Network

In the Name of Allah. Virtual Private Network. Present by Ali Fanian. Introduction What security problems do VPNs solve ? What security problems are not solved by VPNs ? VPN Principles of operation: tunneling , encapsulation, encryption and authentication

710 views • 58 slides

Virtual Private Network

In the Name of Allah. Virtual Private Network. Present by Ali Fanian. Introduction What security problems do VPNs solve ? What security problems are not solved by VPNs ? VPN Principles of operation: tunneling , encapsulation, encryption and authentication

539 views • 51 slides

Virtual Private Network

In the Name of Allah. Virtual Private Network. Present by Ali Fanian. Introduction What security problems do VPNs solve ? What security problems are not solved by VPNs ? VPN Principles of operation: tunneling , encapsulation, encryption and authentication

516 views • 50 slides

IP Security

IP Security. IP Security. Have a range of application specific security mechanisms eg. S/MIME, PGP, Kerberos, SSL/HTTPS However there are security concerns that cut across protocol layers Would like security implemented by the network for all applications. IPSec.

747 views • 48 slides

IP Security

IP Security. IP Security. Have a range of application specific security mechanisms eg. S/MIME, PGP, Kerberos, SSL/HTTPS However there are security concerns that cut across protocol layers Would like security implemented by the network for all applications. IPSec.

481 views • 48 slides

IP Security

IP Security. IP Security. Have a range of application specific security mechanisms eg. S/MIME, PGP, Kerberos, SSL/HTTPS However there are security concerns that cut across protocol layers Would like security implemented by the network for all applications. IPSec.

475 views • 47 slides

IP Security

IP Security. IP Security. Have a range of application specific security mechanisms eg. S/MIME, PGP, Kerberos, SSL/HTTPS However there are security concerns that cut across protocol layers Would like security implemented by the network for all applications. IPSec.

500 views • 47 slides

IP Security

IP Security. IPSEC Objectives. Band-aid for IPv4 Spoofing a problem Not designed with security or authentication in mind IP layer mechanism for IPv4 and IPv6 Not all applications need to be security aware Mandatory in IPv6, optional in IPv4 Can be transparent to applications and users

428 views • 38 slides

Tarzan: A Peer-to-peer Anonymizing Network Layer by Michael J.Freedman, Robert Morris

Tarzan: A Peer-to-peer Anonymizing Network Layer by Michael J.Freedman, Robert Morris. Computer Science Graduate Student Jinhae Kim. Contents. Introduction Design Goals Network Model Architecture Details of Design Security Analysis Conclusion. Traffic Analysis Reveals Identities.

510 views • 34 slides

CSC 474 Information Systems Security

CSC 474 Information Systems Security. Topic 4.2: IPsec. Outline. IPsec Objectives IPsec architecture & concepts IPsec authentication header IPsec encapsulating security payload. IPsec Objectives. Why do we need IPsec? IP V4 has no authentication IP spoofing

555 views • 34 slides

Cybersecurity Tutorial | Demo On Man In The Middle Attack | Cybersecurity Training | Edureka

** Cyber Security Course: https://www.edureka.co/cybersecurity-certification-training **r This "Cybersecurity tutorial" ppt presented by edureka gives an in-depth information about the Cyber Security world and talks about its basic concepts. Below are the topics covered in this tutorial:r r 1. Packet structurer 2. Network architecturer 3. Addressingr 4. IP/MACr 5. Firewallsr 6. Symmetric Cryptographyr 7. Public key Cryptographyr r Cybersecurity Training Playlist: https://bit.ly/2NqcTQV

443 views • 33 slides

Hierarchical Routing

Hierarchical Routing. Problem: as size of network grows, routing table, complexity grows millions of nodes (hosts, routers) in Internet Solution: hierarchically aggregate nodes into "regions" (domain) node have full knowledge of routes, topological structure within region

318 views • 23 slides

Hierarchical Routing

Hierarchical Routing. Problem: as size of network grows, routing table, complexity grows millions of nodes (hosts, routers) in Internet Solution: hierarchically aggregate nodes into "regions" (domain) node have full knowledge of routes, topological structure within region

350 views • 23 slides

IPSec Overview

242 views • 14 slides