3. Message Exchanges

The following sections describe the interactions between network clients and servers and the messages involved in those exchanges.

• 3.1. The Authentication Service Exchange
  • 3.1.1. Generation of KRB_AS_REQ message
  • 3.1.2. Receipt of KRB_AS_REQ message
  • 3.1.3. Generation of KRB_AS_REP message
  • 3.1.4. Generation of KRB_ERROR message
  • 3.1.5. Receipt of KRB_AS_REP message
  • 3.1.6. Receipt of KRB_ERROR message
• 3.2. The Client/Server Authentication Exchange
  • 3.2.1. The KRB_AP_REQ message
  • 3.2.2. Generation of a KRB_AP_REQ message
  • 3.2.3. Receipt of KRB_AP_REQ message
  • 3.2.4. Generation of a KRB_AP_REP message
  • 3.2.5. Receipt of KRB_AP_REP message
  • 3.2.6. Using the encryption key
• 3.3. The Ticket-Granting Service (TGS) Exchange
  • 3.3.1. Generation of KRB_TGS_REQ message
  • 3.3.2. Receipt of KRB_TGS_REQ message
  • 3.3.3. Generation of KRB_TGS_REP message
    • 3.3.3.1. Encoding the transited field
  • 3.3.4. Receipt of KRB_TGS_REP message
• 3.4. The KRB_SAFE Exchange
  • 3.4.1. Generation of a KRB_SAFE message
  • 3.4.2. Receipt of KRB_SAFE message
• 3.5. The KRB_PRIV Exchange
  • 3.5.1. Generation of a KRB_PRIV message
  • 3.5.2. Receipt of KRB_PRIV message
• 3.6. The KRB_CRED Exchange
  • 3.6.1. Generation of a KRB_CRED message
  • 3.6.2. Receipt of KRB_CRED message