E mail transfer .74
CS 3830 Day 9 Introduction 1-1. Announcements r Quiz #2 this Friday r Demo prog1 and prog2 together starting this Wednesday 2: Application Layer 2.
Securing Email. 2 Outline n Electronic mail protocols n Electronic mail content security PGP -- Pretty Good Privacy PEM -- Privacy Enhanced Mail
1 ITC242 – Introduction to Data Communications Internet Based Applications.
1 Outline r Principles of network applications m App architectures m App requirements r Web and HTTP m Objects vs. root files m Persistent, pipelining,
2: Application Layer1 Chapter 2 outline r 2.1 Principles of app layer protocols r 2.2 Web and HTTP r 2.3 FTP r 2.4 Electronic Mail m SMTP, POP3, IMAP r.
Application Layer 2-1 Chapter 2b Application Layer.
21-1 Last time □ Finish HTTP □ FTP. 21-2 This time □ SMTP (email) □ DNS.
Computer Networks: A Systems Approach, 5e Larry L. Peterson and Bruce S. Davie 1 Chapter 9 Applications Copyright © 2010, Elsevier Inc. All rights Reserved.
CS1652 September 10 th, 2013 The slides are adapted from the publisher’s material All material copyright 1996-2009 J.F Kurose and K.W. Ross, All Rights.
FTP, MAIL AND DNS PROTOCOLS. FTP: the file transfer protocol Application Layer2-2 file transfer FTP server FTP user interface FTP client local file system.
DNT 1013 DATA COMMUNICATIONS ------------------------------------------ CHAPTER 6: