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Index: D

daemons, tools for: B.5. Daemons

data: 1.1.1. Your Data

DNS: 20.1.3. DNS Data

mismatched: 20.1.4.3. Mismatched data between the hostname and IP address DNS trees

protecting: C.2.3. Integrity Protection

from sniffers: 13.1.6. Packet Sniffing

theft of: 1.2.1.3. Information theft

1.2.2.4. Spies (industrial and otherwise)

transferring: 2.4. File Transfer, File Sharing, and Printing

4.1. What Does a Packet Look Like?

8. Packet Filtering

allowing/disallowing: 8.1.1. Basic Packet Filtering

evaluating protocols for: 13.2.2. What Data Does the Protocol Transfer?

via TCP: 4.3.1. TCP

data-driven attacks: 13.1.2. Data-Driven Attacks

protecting against: 13.1.10. Protecting Services

database protocols, connecting to web servers with: 23.1.1.3. Using the database's protocols to connect to a perimeter web server

database servers, locating: 23.1.1. Locating Database Servers

daytime service: 22.7. Mostly Harmless Protocols

DCC (Direct Client Connections): 19.1. Internet Relay Chat (IRC)

DCOM (Distributed Component Object Model): 14.2. Distributed Component Object Model (DCOM)

dcomcnfg program: 14.2. Distributed Component Object Model (DCOM)

debugging operating system: 10.9.2. Fix All Known System Bugs

dedicated proxy servers: 9.3.2. Generic Versus Dedicated Proxies

Deep Crack: 21.2. Passwords

default deny stance: 3.5.1. Default Deny Stance: That Which Is Not Expressly Permitted Is Prohibited

8.2.3. Default Permit Versus Default Deny

default permit stance: 3.5.2. Default Permit Stance: That Which Is Not Expressly Prohibited Is Permitted

8.2.3. Default Permit Versus Default Deny

defense in depth: 3.2. Defense in Depth

24.1.4.2. Defense in depth

24.2.4.2. Defense in depth

Demilitarized Zone (DMZ): 5.1. Some Firewall Definitions

denial of service attacks: 1.2.1.2. Denial of service

2.3.1. Electronic Mail

13.1.9. Denial of Service

HTTP and: 15.1. HTTP Server Security

ICMP and: 22.4. ICMP and Network Diagnostics

JavaScript and: 15.4.1. JavaScript

protecting against: 13.1.10. Protecting Services

DependOnGroup registry key: 12.4.1.1. Registry keys

DependOnService registry key: 12.4.1.1. Registry keys

DES (Data Encryption Standard) algorithm: C.5.1. Encryption Algorithms

designing rewalls: 1.6.1. Buying Versus Building

destination unreachable codes (see ICMP)

Dfs (Distributed File System): 17.4.2. Distributed File System (Dfs)

DHCP (Dynamic Host Configuration Protocol): 22.3.2. Dynamic Host Configuration Protocol (DHCP)

diagramming the system: 27.5.2. Labeling and Diagramming Your System

dictionary attacks: 21.3.1. One-Time Password Software

Diffie-Helman algorithm: C.5.4. Key Exchange

digital signature: C.3.1. Digital Signatures

in ActiveX: 15.4.4. ActiveX

in OpenPGP: 16.1.4. S/MIME and OpenPGP

in S/MIME: 16.1.4. S/MIME and OpenPGP

algorithms: C.5.2. Digital Signature Algorithms

Direct Client Connections (DCC): 19.1. Internet Relay Chat (IRC)

Directory Replication (Windows NT): 22.6.3. Windows NT Directory Replication

disabling

routing (see routers, disabling)

services: 10.10. Disabling Nonrequired Services

on Unix: 11.3.2. Disabling Services Under Unix

11.3.4. Specific Unix Services to Disable

on Windows NT: 12.4.2. How to Disable Services Under Windows NT

12.4.5. Specific Windows NT Services to Disable

discard service: 22.7. Mostly Harmless Protocols

disconnecting

from network: 27.1.3. Disconnect or Shut Down, as Appropriate

plan for: 27.4.3. Planning for Disconnecting or Shutting Down Machines

machine: 27.4.3. Planning for Disconnecting or Shutting Down Machines

after incident: 27.1.3. Disconnect or Shut Down, as Appropriate

disk space (see memory resources)

disks, needs for: 10.3.3. What Hardware Configuration?

DisplayName registry key: 12.4.1.1. Registry keys

Distributed Component Object Model (DCOM): 14.2. Distributed Component Object Model (DCOM)

Distributed File System (Dfs): 17.4.2. Distributed File System (Dfs)

diversity of defense systems: 3.7. Diversity of Defense

DMZ (Demilitarized Zone): 5.1. Some Firewall Definitions

DNS (Domain Name Service): 2.7. Naming and Directory Services

10.6. Selecting Services Provided by a Bastion Host

20.1. Domain Name System (DNS)

on Windows NT: 12.4.5. Specific Windows NT Services to Disable

clients: 20.1.5.3. Internal DNS clients query the internal server

configuring: 24.2.1.7. DNS

to hide information: 20.1.6. Setting Up DNS to Hide Information, with Subdomains

without hiding information: 20.1.7. Setting Up DNS Without Hiding Information

in screened subnet architecture: 24.1.1.7. DNS

data: 20.1.3. DNS Data

fake server: 20.1.5.1. Set up a "fake" DNS server on the bastion host for the outside world to use

hiding information with: 20.1.5. Setting Up DNS to Hide Information, Without Subdomains

revealing information to attackers: 20.1.4.5. Revealing too much information to attackers

server for internal hosts: 20.1.5.2. Set up a real DNS server on an internal system for internal hosts to use

Windows 2002 and: 20.1.8. Windows 2000 and DNS

DNS Mail Exchange (MX): 16.2.6. Configuring SMTP to Work with a Firewall

documenting

plan for: 27.4.7. Planning for Documentation

system after incident: 27.1.6. Snapshot the System

27.4.5. Planning for Snapshots

domain controllers: 21.6. NTLM Domains

communication among: 21.6.7. Controller-to-Controller Communication

domain master browser, on Microsoft networks: 20.4.2.1. Domain master browser

Domain Name Service (see DNS)

domains, on Microsoft networks: 20.4.1. Domains and Workgroups

Domino server: 16.5. Lotus Notes and Domino

dot (.) files, disabling creation of: 17.1.4.2.3. Disabling the creation of directories and certain files

double-reverse lookups: 20.1.4.3. Mismatched data between the hostname and IP address DNS trees

20.1.5.1. Set up a "fake" DNS server on the bastion host for the outside world to use

DSA (Digital Signature Algorithm): C.5.2. Digital Signature Algorithms

DSS (Digital Signature Standard) algorithm: C.5.2. Digital Signature Algorithms

dual-homed hosts: 5.1. Some Firewall Definitions

architecture of: 6.1.2. Dual-Homed Host

as firewall: 10.10.3. Turning Off Routing

nonrouting: 10.2.1. Nonrouting Dual-Homed Hosts

proxy services (see proxy services)

dumpel utility: 12.3.1. Setting Up System Logs Under Windows NT

dynamic packet filtering, FTP and: 17.1.1. Packet Filtering Characteristics of FTP

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