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Index: K

kadmin.local: 11.4.4.6. Kerberos-5 setup notes

KeepAlive: 5.4.3.4. KeepAlive

7.4.4.3. Keepalive messages

kerberized applications: 1.6.3. Kerberos

running: 11.4.3.4. Running a kerberized application

Kerberos: 1.6.3. Kerberos

11.4. Kerberos and SSH

authentication: 5.5.1.7. Kerberos authentication

batch and cron jobs: 11.1.4. Kerberos

compile-time configuration: 4.1.5.7. Authentication

configuration file: 11.4.1.1. Infrastructure

conflicts with NAT (Network Address Translation): 11.4.4.2. Kerberos and NAT

cross-realm authentication: 11.4.4.3. Cross-realm authentication

firewall issues: 11.4.4.2. Kerberos and NAT

hierarchical realms: 11.4.4.3. Cross-realm authentication

installation and administration: 11.4.1.1. Infrastructure

KDC (Key Distribution Center): 11.4.1.1. Infrastructure

11.4.3.1. Principals and tickets

Kerberos-4 vs. Kerberos-5: 11.4.5. Kerberos-4 in OpenSSH

.klogin: 11.4.5. Kerberos-4 in OpenSSH

in OpenSSH: 4.3.5. Compilation Flags

password authentication in SSH: 11.4.4.1. Kerberos password authentication

performance: 11.4.1.5. Performance

principals: 11.4.5. Kerberos-4 in OpenSSH

security: 11.4.1.3. Security of authenticators

and SSH: 11.4.1. Comparing SSH and Kerberos

support, lack of, in non-Unix SSH: 11.4.2. Using Kerberos with SSH

TGT (Ticket Granting Tickets): 11.4.4.4. TGT forwarding

tickets: 1.6.3. Kerberos

11.4.1.3. Security of authenticators
11.4.3.1. Principals and tickets

transparency, lack of: 11.4.1.2. Integrating with other applications

user accounts database: 11.4.1.4. Account administration

Kerberos-5: 11.4.3. A Brief Introduction to Kerberos-5

authentication: 11.4.3.1. Principals and tickets
authorization: 11.4.3.5. Authorization
compatibility mode, Kerberos-4: 11.4.5.1. Kerberos-4 compatibility mode in Kerberos-5
configuration: 11.4.4.6. Kerberos-5 setup notes
instances: 11.4.3.1. Principals and tickets
key files: 11.4.3.1. Principals and tickets
kinit command: 11.4.3.2. Obtaining credentials with kinit
klist command: 11.4.3.3. Listing credentials with klist
krb5.conf file: 11.4.4.6. Kerberos-5 setup notes
names: 11.4.3.1. Principals and tickets
principals: 11.4.3.1. Principals and tickets
realms: 11.4.3.1. Principals and tickets
support for, configuring in SSH1: 11.4.4. Kerberos-5 in SSH1

Kerberos-4 protocol, incorporation within AFS: 5.5.1.12. AFS token passing

Kerberos-based authentication: 3.4.2.4. Kerberos authentication

KerberosAuthentication: 5.5.1.7. Kerberos authentication

11.4.4. Kerberos-5 in SSH1
11.4.5. Kerberos-4 in OpenSSH

KerberosOrLocalPasswd: 5.5.1.7. Kerberos authentication

KerberosTgtPassing: 5.5.1.7. Kerberos authentication

KerberosTicketCleanup: 5.5.1.7. Kerberos authentication

keys: 1.4.4. Keys and Agents

2.4. Authentication by Cryptographic Key

3.2. A Cryptography Primer

3.3. The Architecture of an SSH System

agents, deleting from: 2.5. The SSH Agent

agents, loading into: 2.5. The SSH Agent

changing: 2.4.4. If You Change Your Key

changing passphrase without key regeneration: 12.2.3.2. ssh-keygen

data format, authorized key files: 2.4.3. Installing a Public Key on an SSH ServerMachine

deleting from agents

OpenSSH: 6.3.3. Loading Keys with ssh-add

DSA: 2.4.2. Generating Key Pairs with ssh-keygen

incompatibility, SSH1 and SSH2: 12.2.3.1. General key/agent problems

invalid format message from client: 12.2.3.1. General key/agent problems

key files, editing: 2.4.3. Installing a Public Key on an SSH ServerMachine

key generator: 3.3. The Architecture of an SSH System

loading into agents: 6.3.3. Loading Keys with ssh-add

login key, protecting: 8.2.4.1. Security issues

management: 1.4.2. Secure File Transfer

6. Key Management and Agents

manual specification failure: 12.2.3.1. General key/agent problems

one-time password systems: 5.5.1.10. S/Key authentication

public and private: 2.4.1. A Brief Introduction to Keys

public-key authentication: 2.4. Authentication by Cryptographic Key

recommended length: 10.5. Key Management

12.2.3.2. ssh-keygen

replacing, importance of: 3.5.1.7. Session rekeying

restrictions, batch and cron jobs: 11.1.5.3. Restricted-use keys

RSA: 2.4.2. Generating Key Pairs with ssh-keygen

secrecy: 2.4.2. Generating Key Pairs with ssh-keygen

SSH versions, conversion between: 6.2.1. Generating RSA Keys for SSH1

6.2.2. Generating RSA/DSA Keys for SSH2
6.2.3. Generating RSA/DSA Keys for OpenSSH

key-based authentication, X Windows: 9.3.5.1. How X authentication works

key-distribution: 3.2.2. Public- and Secret-Key Cryptography

key files, recommended restriction settings: 10.4. Per-Account Configuration

key generation

command-line options (SSH2): 6.2.2. Generating RSA/DSA Keys for SSH2
encryption algorithms (SSH2): 6.2.2. Generating RSA/DSA Keys for SSH2
escape sequence for: 2.3.2. The Escape Character
OpenSSH: 6.2.3. Generating RSA/DSA Keys for OpenSSH
processing time: 2.4.2. Generating Key Pairs with ssh-keygen
progress indicator: 12.2.3.2. ssh-keygen
RSA for SSH1: 6.2.1. Generating RSA Keys for SSH1
SSH2: 6.2.2. Generating RSA/DSA Keys for SSH2

Key (keyword): 6.1.2. SSH2 Identities

8.2.2. SSH2 Authorization Files

key-ownership problem: 3.5.1.3. Key/identity binding

key pairs: 2.4.1. A Brief Introduction to Keys

6.1. What Is an Identity?
7.4.2. User Identity
filenames: 6.1. What Is an Identity?

KeyRegenerationInterval: 5.4.4. Server Key Generation

keywords: 5.3.1. Server Configuration Files

B.3. sshd Keywords
command-line: 7.1.3.1. Keywords versus command-line options

kinit: 5.5.1.12. AFS token passing

11.1.4. Kerberos
11.4.1.3. Security of authenticators

klog: 5.5.1.12. AFS token passing

known-host mechanism: 2.3.1. Known Hosts

known hosts: 2.3.1. Known Hosts

database: 3.3. The Architecture of an SSH System

directories: 5.5.1.5. Fetching public keys of known hosts

files: 4.1.6. Creating the Serverwide Known-Hosts File

security, serverwide hosts files: 4.1.6. Creating the Serverwide Known-Hosts File

known_hosts: 3.5.2.1. Host keys

7.4.3. Host Keys and Known-Hosts Databases

knownhosts map, SSH2: 3.5.2.1. Host keys

krb5.conf: 11.4.1.1. Infrastructure

11.4.5. Kerberos-4 in OpenSSH

krb5.keytab: 11.4.3.1. Principals and tickets

11.4.5. Kerberos-4 in OpenSSH

krb.realms: 11.4.5. Kerberos-4 in OpenSSH

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