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Index: A
- absolute pathnames
: 5.1.3. Current Directory and Paths
- access
- /etc/exports file
: 20.2.1.1. /etc/exports
- levels, NIS+ : 19.5.4. Using NIS+
- by non-citizens : 26.4.1. Munitions Export
- tradition of open : 1.4.1. Expectations
- via Web : 18.2.2.2. Additional configuration issues
- levels, NIS+ : 19.5.4. Using NIS+
- /etc/exports file
: 20.2.1.1. /etc/exports
- access control : 2.1. Planning Your Security Needs
- ACLs
- anonymous FTP
: 17.3.2.1. Using anonymous FTP
- Internet servers : 17.2. Controlling Access to Servers
- monitoring employee access : 13.2.4. Auditing Access
- physical : 12.2.3. Physical Access
- restricted filesystems
- Internet servers : 17.2. Controlling Access to Servers
- restricting data availability
: 2.1. Planning Your Security Needs
- USERFILE (UUCP)
- Web server files
- X Window System
- access control lists
: (see ACLs)
- access.conf file : 18.3.1. The access.conf and .htaccess Files
- access() : 23.2. Tips on Avoiding Security-related Bugs
- access_log file
- access.conf file : 18.3.1. The access.conf and .htaccess Files
- accidents
- 12.2.2. Preventing Accidents
- (see also natural disasters)
- 12.2.2. Preventing Accidents
- accounting process
- accounts : 3.1. Usernames
- aliases for
: 8.8.9. Account Names Revisited: Using Aliases for Increased Security
- changing login shell
- created by intruders
: 24.4.1. New Accounts
- default : 8.1.2. Default Accounts
- defense checklist : A.1.1.7. Chapter 8: Defending Your Accounts
- dormant
- default : 8.1.2. Default Accounts
- expiring old
: 8.4.3. Finding Dormant Accounts
- group : 8.1.6. Group Accounts
- importing to NIS server
- group : 8.1.6. Group Accounts
- Joes
- locking automatically
: 3.3. Entering Your Password
- logging changes to : 10.7.2.1. Exception and activity reports
- multiple, same UID : 4.1.2. Multiple Accounts with the Same UID
- names for : (see usernames)
- restricted, with rsh : 8.1.4.5. How to set up a restricted account with rsh
- restricting FTP from : 17.3.2.5. Restricting FTP with the standard UNIX FTP server
- running single command : 8.1.3. Accounts That Run a Single Command
- without passwords : 8.1.1. Accounts Without Passwords
- logging changes to : 10.7.2.1. Exception and activity reports
- aliases for
: 8.8.9. Account Names Revisited: Using Aliases for Increased Security
- acct file
: 10.2. The acct/pacct Process Accounting File
- acctcom program
- ACEs
: (see ACLs)
- ACK bit : 16.2.4.2. TCP
- acledit command : 5.2.5.1. AIX Access Control Lists
- aclget, aclput commands : 5.2.5.1. AIX Access Control Lists
- ACLs (access control lists)
- ACK bit : 16.2.4.2. TCP
- ACM (Association for Computing Machinery)
: F.1.1. Association for Computing Machinery (ACM)
- active FTP : 17.3.2.2. Passive vs. active FTP
- aculog file : 10.3.1. aculog File
- adaptive modems : (see modems)
- adb debugger
- active FTP : 17.3.2.2. Passive vs. active FTP
- add-on functionality
: 1.4.3. Add-On Functionality Breeds Problems
- addresses
- CIDR
: 16.2.1.3. CIDR addresses
- commands embedded in : 15.7. Early Security Problems with UUCP
- Internet
- commands embedded in : 15.7. Early Security Problems with UUCP
- IP : (see IP addresses)
- CIDR
: 16.2.1.3. CIDR addresses
- Adleman, Leonard
- .Admin directory
: 10.3.4. uucp Log Files
- administration : (see system administration)
- adult material : 26.4.5. Pornography and Indecent Material
- Advanced Network & Services (ANS) : F.3.4.2. ANS customers
- AFCERT : F.3.4.41. U.S. Air Force
- aftpd server : 17.3.2.4. Setting up an FTP server
- agent (user) : 4.1. Users and Groups
- agent_log file : 18.4.2. Eavesdropping Through Log Files
- aging : (see expiring)
- air ducts : 12.2.3.2. Entrance through air ducts
- air filters : 12.2.1.3. Dust
- Air Force Computer Emergency Response Team (AFCERT) : F.3.4.41. U.S. Air Force
- AIX
- administration : (see system administration)
- 3.3. Entering Your Password
- 8.7.1. Integrating One-time Passwords with UNIX
- access control lists : 5.2.5.1. AIX Access Control Lists
- tftp access : 17.3.7. Trivial File Transfer Protocol (TFTP) (UDP Port 69)
- trusted path : 8.5.3.1. Trusted path
- 8.7.1. Integrating One-time Passwords with UNIX
- 3.3. Entering Your Password
- alarms
: (see detectors)
- aliases
- 8.8.9. Account Names Revisited: Using Aliases for Increased Security
- 11.1.2. Back Doors and Trap Doors
- 11.5.3.3. /usr/lib/aliases, /etc/aliases, /etc/sendmail/aliases, aliases.dir, or aliases.pag
- decode : 17.3.4.2. Using sendmail to receive email
- mail : 17.3.4. Simple Mail Transfer Protocol (SMTP) (TCP Port 25)
- 11.1.2. Back Doors and Trap Doors
- 8.8.9. Account Names Revisited: Using Aliases for Increased Security
- aliases file
: 11.5.3.3. /usr/lib/aliases, /etc/aliases, /etc/sendmail/aliases, aliases.dir, or aliases.pag
- AllowOverride option : 18.3.2. Commands Within the <Directory> Block
- American Society for Industrial Security (ASIS) : F.1.2. American Society for Industrial Security (ASIS)
- ancestor directories : 9.2.2.2. Ancestor directories
- ANI schemes : 14.6. Additional Security for Modems
- animals : 12.2.1.7. Bugs (biological)
- anlpasswd package : 8.8.2. Constraining Passwords
- anon option for /etc/exports : 20.2.1.1. /etc/exports
- anonymous FTP
- AllowOverride option : 18.3.2. Commands Within the <Directory> Block
- ANS (Advanced Network & Services, Inc.)
: F.3.4.2. ANS customers
- ANSI C standards : 1.4.2. Software Quality
- answer mode : 14.3.1. Originate and Answer
- answer testing : 14.5.3.2. Answer testing
- answerback terminal mode : 11.1.4. Trojan Horses
- APOP option (POP) : 17.3.10. Post Office Protocol (POP) (TCP Ports 109 and 110)
- Apple CORES (Computer Response Squad) : F.3.4.3. Apple Computer worldwide R&D community
- Apple Macintosh, Web server on : 18.2. Running a Secure Server
- applets : 11.1.5. Viruses
- application-level encryption : 16.3.1. Link-level Security
- applications, CGI : (see CGI, scripts)
- ar program : 7.4.2. Simple Archives
- architecture, room : 12.2.3. Physical Access
- archiving information
- ANSI C standards : 1.4.2. Software Quality
- 7.1.1.1. A taxonomy of computer failures
- (see also logging)
- 7.1.1.1. A taxonomy of computer failures
- arguments, checking
: 23.2. Tips on Avoiding Security-related Bugs
- ARPA (Advanced Research Projects Agency)
- 1.3. History of UNIX
- (see also UNIX, history of)
- ARPANET network : 16.1.1. The Internet
- (see also UNIX, history of)
- 1.3. History of UNIX
- ASIS (American Society for Industrial Security)
: F.1.2. American Society for Industrial Security (ASIS)
- assert macro : 23.2. Tips on Avoiding Security-related Bugs
- assessing risks
- assert macro : 23.2. Tips on Avoiding Security-related Bugs
- assets, identifying
: 2.2.1.1. Identifying assets
- ASSIST : F.3.4.42. U.S. Department of Defense
- Association for Computing Machinery (ACM) : F.1.1. Association for Computing Machinery (ACM)
- asymmetric key cryptography : 6.4. Common Cryptographic Algorithms
- asynchronous systems : 19.2. Sun's Remote Procedure Call (RPC)
- Asynchronous Transfer Mode (ATM) : 16.2. IPv4: The Internet Protocol Version 4
- at program
- ASSIST : F.3.4.42. U.S. Department of Defense
- AT&T System V
: (see System V UNIX)
- Athena : (see Kerberos system)
- atime
- Athena : (see Kerberos system)
- ATM (Asynchronous Transfer Mode)
: 16.2. IPv4: The Internet Protocol Version 4
- attacks : (see threats)
- audio device : 23.8. Picking a Random Seed
- audit IDs
- attacks : (see threats)
- auditing
- 10. Auditing and Logging
- (see also logging)
- C2 audit : 10.1. The Basic Log Files
- checklist for : A.1.1.9. Chapter 10: Auditing and Logging
- employee access : 13.2.4. Auditing Access
- login times : 10.1.1. lastlog File
- system activity : 2.1. Planning Your Security Needs
- user activity : 4.1.2. Multiple Accounts with the Same UID
- who is logged in
- (see also logging)
- 10. Auditing and Logging
- AUTH_DES authentication
: 19.2.2.3. AUTH_DES
- AUTH_KERB authentication : 19.2.2.4. AUTH_KERB
- AUTH_NONE authentication : 19.2.2.1. AUTH_NONE
- AUTH_UNIX authentication : 19.2.2.2. AUTH_UNIX
- authd service : 23.3. Tips on Writing Network Programs
- authdes_win variable : 19.3.1.3. Setting the window
- authentication : 3.2.3. Authentication
- AUTH_KERB authentication : 19.2.2.4. AUTH_KERB
- ID services
: 16.3.3. Authentication
- Kerberos
- of logins
: 17.3.5. TACACS (UDP Port 49)
- message digests
- NIS+
: 19.5.4. Using NIS+
- RPCs
- security standard for
: 2.4.2. Standards
- for Web use : 18.3.3. Setting Up Web Users and Passwords
- xhost facility : 17.3.21.3. The xhost facility
- for Web use : 18.3.3. Setting Up Web Users and Passwords
- ID services
: 16.3.3. Authentication
- authenticators
: 3.1. Usernames
- AuthGroupFile option : 18.3.2. Commands Within the <Directory> Block
- authors of programmed threats : 11.3. Authors
- AuthRealm option : 18.3.2. Commands Within the <Directory> Block
- AuthType option : 18.3.2. Commands Within the <Directory> Block
- AuthUserFile option : 18.3.2. Commands Within the <Directory> Block
- Auto_Mounter table (NIS+) : 19.5.3. NIS+ Tables
- autologout shell variable : 12.3.5.1. Built-in shell autologout
- Automated Systems Incident Response Capability (NASA) : F.3.4.24. NASA: NASA-wide
- automatic
- AuthGroupFile option : 18.3.2. Commands Within the <Directory> Block
- 11.5.3. Abusing Automatic Mechanisms
- (see also at program; cron file)
- account lockout : 3.3. Entering Your Password
- backups system : 7.3.2. Building an Automatic Backup System
- cleanup scripts (UUCP) : 15.6.2. Automatic Execution of Cleanup Scripts
- directory listings (Web) : 18.2.2.2. Additional configuration issues
- disabling of dormant accounts : 8.4.3. Finding Dormant Accounts
- logging out : 12.3.5.1. Built-in shell autologout
- mechanisms, abusing
- (see also at program; cron file)
- password generation
: 8.8.4. Password Generators
- power cutoff : (see detectors)
- sprinkler systems : 12.2.1.1. Fire
- wtmp file pruning : 10.1.3.1. Pruning the wtmp file
- power cutoff : (see detectors)
- 11.5.3. Abusing Automatic Mechanisms
- auxiliary (printer) ports
: 12.3.1.4. Auxiliary ports on terminals
- awareness, security : (see security, user awareness of)
- awk scripts
- awareness, security : (see security, user awareness of)
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