Search | Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Index: I

I/O : (see input/output)

ICMP (Internet Control Message Protocol) : 16.2.4.1. ICMP

IDEA (International Data Encryption Algorithm)

6.4.1. Summary of Private Key Systems
6.6.3.1. Encrypting files with IDEA

identd daemon : 17.3.12. Identification Protocol (auth) (TCP Port 113)

identification protocol : 17.3.12. Identification Protocol (auth) (TCP Port 113)

identifiers : 3.1. Usernames

IEEE Computer Society : F.1.7. IEEE Computer Society

IFS variable

5.5.3.2. Another SUID example: IFS and the /usr/lib/preserve hole
23.4. Tips on Writing SUID/SGID Programs
attacks via : 11.5.1.2. IFS attacks

ignore (in Swatch command) : 10.6.2. The Swatch Configuration File

immutable files : 9.1.1. Immutable and Append-Only Files

importing NIS accounts

19.4.1. Including or excluding specific accounts:
19.4.4.2. Using netgroups to limit the importing of accounts

in.named daemon : 16.2.6.1. DNS under UNIX

includes : (see server-side includes)

Includes option : 18.3.2. Commands Within the <Directory> Block

IncludesNoExec option : 18.3.2. Commands Within the <Directory> Block

incremental backups : 7.1.3. Types of Backups

indecent material : 26.4.5. Pornography and Indecent Material

index.html file, absence of : 18.2.2.2. Additional configuration issues

inetd daemon

17.1.2. Starting the Servers
17.1.3. The /etc/inetd Program
-nowait option : 25.3.1. Service Overloading
-t (trace) option : 10.3.6. Logging Network Services
denial-of-service attacks : 17.1.3. The /etc/inetd Program

inetd.conf file

11.5.3.2. inetd.conf
17.3. Primary UNIX Network Services

information : (see data)

init program

5.3.2. Common umask Values
C.5.1. Process #1: /etc/init

initialization vector (IV) : 6.4.4.2. DES modes

initializing

environment variables : 11.5.2.7. Other initializations
system, files for : 11.5.3.5. System initialization files

inittab program

14.5.1. Hooking Up a Modem to Your Computer
C.5.1. Process #1: /etc/init

INND program : 17.3.13. Network News Transport Protocol (NNTP) (TCP Port 119)

inodes

5.1. Files
5.1.2. Inodes
change time : (see ctime)
for device files : 5.6. Device Files
problems with : 25.2.2.3. Inode problems

input/output (I/O)

checking for meta characters : 23.2. Tips on Avoiding Security-related Bugs
portable library : 1.3. History of UNIX

insects : 12.2.1.7. Bugs (biological)

installing

cables : 12.2.4.2. Network cables
Kerberos : 19.6.3. Installing Kerberos
logging installations : 10.7.2.1. Exception and activity reports
physical security plan for : 12.1.1. The Physical Security Plan

insurance

26.1. Legal Options After a Break-in
26.2.6. Other Tips

integrity

2.1. Planning Your Security Needs
9. Integrity Management
9.3. A Final Note
11.1.5. Viruses
12.3. Protecting Data
12.3.6. Key Switches
Kerberos : 19.6.1.3. Authentication, data integrity, and secrecy
management checklist : A.1.1.8. Chapter 9: Integrity Management
Secure RPC : 19.3.4. Limitations of Secure RPC
software for checking : 19.5.5. NIS+ Limitations

international cryptography export

6.4.4.1. Use and export of DES
6.7.2. Cryptography and Export Controls

International Data Encryption Algorithm (IDEA)

6.4.1. Summary of Private Key Systems
6.6.3.1. Encrypting files with IDEA

Internet

16.1.1. The Internet

18. WWW Security

(see also World Wide Web)

addresses

16.2.1. Internet Addresses
16.2.1.3. CIDR addresses

daemon : (see inetd daemon)

domain as NIS domain : 19.4.3. NIS Domains

firewalls : (see firewalls)

servers : (see servers, Internet)

Worm program : 1. Introduction

Worm program Worm program : 23.1.1. The Lesson of the Internet Worm

Internet Control Message Protocol (ICMP) : 16.2.4.1. ICMP

Internet Packet Exchange (IPX) : 16.4.1. IPX

Internet Relay Chat (IRC) : 17.3.23. Other TCP Ports: MUDs and Internet Relay Chat (IRC)

Internet Security Scanner (ISS) : 17.6.2. ISS

intruders : 1. Introduction

confronting : 24.2.2. What to Do When You Catch Somebody

creating hidden files : 24.4.1.7. Hidden files and directories

discovering

24.2. Discovering an Intruder
24.2.6. Anatomy of a Break-in

legal options regarding : 26.1. Legal Options After a Break-in

responding to

24. Discovering a Break-in
24.7. Damage Control

tracking from log files : 24.3. The Log Files: Discovering an Intruder's Tracks

ioctl system call : C.1.3.4. Process groups and sessions

IP addresses

controlling access by : 17.2. Controlling Access to Servers

name service and

16.2.6. Name Service
16.2.6.2. Other naming services

restricting access by : 18.3. Controlling Access to Files on Your Server

IP numbers, monitoring : 12.3.1.2. Eavesdropping by Ethernet and 10Base-T

IP packets

16.2. IPv4: The Internet Protocol Version 4

16.2.4. Packets and Protocols

16.2.4.3. UDP

eavesdropping : 16.3.1. Link-level Security

monitoring : 12.3.1.2. Eavesdropping by Ethernet and 10Base-T

sniffing

16.3.1. Link-level Security
17.3.3. TELNET (TCP Port 23)

IP protocols

1.4.3. Add-On Functionality Breeds Problems
16.2.4. Packets and Protocols
16.2.4.3. UDP

IP security

16.3. IP Security
16.3.3. Authentication

IP services : (see network services)

IP spoofing

1.4.3. Add-On Functionality Breeds Problems
16.3. IP Security

IPv4 (IP Version 4)

16.2. IPv4: The Internet Protocol Version 4
16.2.6.2. Other naming services

IPX (Internet Packet Exchange) : 16.4.1. IPX

IRC (Internet Relay Chat) : 17.3.23. Other TCP Ports: MUDs and Internet Relay Chat (IRC)

IRIX wtmpx file : 10.1.2. utmp and wtmp Files

ISS (Internet Security Scanner)

17.6.2. ISS
E.4.4. ISS (Internet Security Scanner)

Search | Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z