CIT356 ssl

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CIT356 ssl
2011-02-21 12:31:58
ssl tcp ip

ssl protocol and tcp/ip
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  1. §Secure Sockets Layer (SSL) protocol
    • - Used to encrypt Web traffic between a client and the Web server
    • - Clients can access a secure server using SSL by using URLs that begin with https:// instead of the http:// prefix
    • - Implemented using the Directory Security tab of a Web site
  2. §A server certificate
    • §Needed to use SSL on a Web server
    • -Can be obtained from a certificate authority (CA)
    • -Can be created by the company itself for internal purposes
  3. §Transmission Control Protocol/Internet Protocol (TCP/IP)
    • §Suite of protocols and utilities used for
    • - Network communication
    • - Troubleshooting on local networks and the Internet
  4. §TCP/IP has become the most popular network protocol in use today, because
    • It is the protocol suite used for Internet-based communications
    • It is an open-standard, vendor-independent protocol
  5. Transmission Control Protocol
    • Operates at the transport layer
    • Responsible for the reliable transmission of data on a TCP/IP network
    • A connection-based protocol
  6. User Datagram Protocol (UDP)
    • Functions at the transport layer
    • A connectionless protocol
    • Provides speed advantages in the form of lower overhead
  7. Address Resolution Protocol (ARP)
    • Works at the Internet layer
    • Responsible for mapping IP addresses to hardware media access control (MAC) addresses
    • - Every Windows Server 2003 computer has an ARP cache that stores both dynamic and static entries
  8. Internet Control Message Protocol (ICMP)
    • Operates at the network layer
    • Used to exchange network status and error information between two hosts