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Index: R
- rabbit programs
- race conditions
: 23.2. Tips on Avoiding Security-related Bugs
- radio
- eavesdropping
: 12.3.1.3. Eavesdropping by radio and using TEMPEST
- transmissions : 14.4.4.1. Kinds of eavesdropping
- transmitters : 12.2.1.8. Electrical noise
- transmissions : 14.4.4.1. Kinds of eavesdropping
- eavesdropping
: 12.3.1.3. Eavesdropping by radio and using TEMPEST
- rain
: (see water)
- RAM theft : 12.2.6. Preventing Theft
- rand function : 23.7.1. rand ( )
- random device : 23.7.4. Other random number generators
- random function : 23.7.2. random ( )
- random numbers : 23.6. Tips on Generating Random Numbers
- raw devices : 5.6. Device Files
- rc directory : C.5.1. Process #1: /etc/init
- RC2, RC4, and RC5 algorithms
- RAM theft : 12.2.6. Preventing Theft
- RC4 and RC5 algorithms
: 6.4.1. Summary of Private Key Systems
- rcp command
- RCS (Revision Control System)
- rdist program
- rdump/rrestore program
: 7.4.5. Backups Across the Net
- read permission
- read system call : 5.1.7. File Permissions in Detail
- time-outs on : 23.3. Tips on Writing Network Programs
- read-only exporting filesystems
: 11.6.1.2. Writable system files and directories
- read-only filesystems : 9.1.2. Read-only Filesystems
- READ= command : 15.5.2. Permissions Commands
- readdir library call : 5.4. Using Directory Permissions
- real UIDs/GIDs
- read-only filesystems : 9.1.2. Read-only Filesystems
- realpath function
: 23.2. Tips on Avoiding Security-related Bugs
- reauthentication
- Kerberos
: 19.6.4. Using Kerberos
- Secure RPC : 19.3.1.3. Setting the window
- Kerberos
: 19.6.4. Using Kerberos
- Receive Data (RD)
: 14.3. The RS-232 Serial Protocol
- Redman, Brian E. : 15.2. Versions of UUCP
- refer_log file : 18.4.2. Eavesdropping Through Log Files
- reflectors (in Enigma system) : 6.3. The Enigma Encryption System
- reformatting attack : 25.1. Destructive Attacks
- relative humidity : 12.2.1.11. Humidity
- relative pathnames : 5.1.3. Current Directory and Paths
- remote
- Redman, Brian E. : 15.2. Versions of UUCP
- command execution
- comparison copies
: 9.2.1.2. Remote copies
- computers
- transferring files to : 15.1.1. uucp Command
- file access (UUCP)
- network filesystems
: 5.5.5. Turning Off SUID and SGID in Mounted Filesystems
- procedure calls : (see RPCs)
- remote file
- remote.unknown file
: 15.5. Security in BNU UUCP
- renice command
- replay attacks
- reporting security holes
: 2.5.1. Going Public
- Request to Send (RTS) : 14.3. The RS-232 Serial Protocol
- REQUEST= command
- Request to Send (RTS) : 14.3. The RS-232 Serial Protocol
- reserved memory space
: 25.2.2.6. Reserved space
- resolution, time : 23.8. Picking a Random Seed
- resolver library (bind) : 16.2.6.1. DNS under UNIX
- resolving (DNS) : 17.3.6. Domain Name System (DNS) (TCP and UDP Port 53)
- response teams
- resolution, time : 23.8. Picking a Random Seed
- restore
: (see dump/restore program)
- restricted
- restrictmailq (sendmail)
: 17.3.4.3. Improving the security of Berkeley sendmail V8
- retention of backups
- return calls
: 23.2. Tips on Avoiding Security-related Bugs
- reverse lookup
- Revision Control System (RCS)
- revocation certificate
: 6.6.3.2. Creating your PGP public key
- rexd service : 19.2.2.4. AUTH_KERB
- rexec service : 17.3.17. rexec (TCP Port 512)
- RFC 1750 : 23.8. Picking a Random Seed
- .rhosts file
- rexd service : 19.2.2.4. AUTH_KERB
- 10.4.3. Network Setup
- 17.3.18.4. The ~/.rhosts file
- 17.3.18.5. Searching for .rhosts files
- back door in : 11.1.2. Back Doors and Trap Doors
- intruder's changes to : 24.4.1.4. Changes in .rhosts files
- searching for : 17.3.18.5. Searching for .rhosts files
- 17.3.18.4. The ~/.rhosts file
- 10.4.3. Network Setup
- Ring Indicator (RI)
: 14.3. The RS-232 Serial Protocol
- RIP (Routing Internet Protocol) : 17.3.19. Routing Internet Protocol (RIP routed) (UDP Port 520)
- risk assessment
- RIP (Routing Internet Protocol) : 17.3.19. Routing Internet Protocol (RIP routed) (UDP Port 520)
- risks
: (see threats)
- Ritchie, Dennis : 1.3. History of UNIX
- Rivest, Ronald L.
- Ritchie, Dennis : 1.3. History of UNIX
- RJE (Remote Job Entry)
: 3.2.1. The /etc/passwd File
- rlogin command
- rlogind command
: 17.3.18. rlogin and rsh (TCP Ports 513 and 514)
- rm command
- 5.4. Using Directory Permissions
- 15.4.3. L.cmds: Providing Remote Command Execution
- and deep tree structures : 25.2.2.8. Tree-structure attacks
- 15.4.3. L.cmds: Providing Remote Command Execution
- 5.4. Using Directory Permissions
- rmail program
: 15.4.3. L.cmds: Providing Remote Command Execution
- root account
- 4. Users, Groups, and the Superuser
- 4.1. Users and Groups
- 4.2.1. The Superuser
- 4.2.1.5. The problem with the superuser
- 5.5.2. Problems with SUID
- (see also superuser)
- abilities of : 27.1.3. What the Superuser Can and Cannot Do
- chroot
- 4.1. Users and Groups
- immutable files and
: 9.1.1. Immutable and Append-Only Files
- network services with : 17.4. Security Implications of Network Services
- protecting
- network services with : 17.4. Security Implications of Network Services
- on remote machine, fingering
: 24.2.4.2. How to contact the system administrator of a computer you don't know
- single-command accounts and : 8.1.3. Accounts That Run a Single Command
- web server as : 18.2.1. The Server's UID
- single-command accounts and : 8.1.3. Accounts That Run a Single Command
- 4. Users, Groups, and the Superuser
- root directory : 5.1.1. Directories
- backups of
: 7.1.3. Types of Backups
- UUCP access from : 15.4.2.1. Some bad examples
- backups of
: 7.1.3. Types of Backups
- root option for /etc/exports
: 20.2.1.1. /etc/exports
- ROT13 algorithm
- rotating backup media
- routed daemon
: 17.3.19. Routing Internet Protocol (RIP routed) (UDP Port 520)
- routers, intelligent : 21.2.3. Setting Up the Choke
- routing : 16.2.2. Routing
- Routing Internet Protocol : (see RIP)
- RPC table (NIS+) : 19.5.3. NIS+ Tables
- rpc.rexdserver : 17.3.22. RPC rpc.rexd (TCP Port 512)
- rpcbind : (see portmapper program)
- RPCs (remote procedure calls)
- routers, intelligent : 21.2.3. Setting Up the Choke
- 17.3.22. RPC rpc.rexd (TCP Port 512)
- 19. RPC, NIS, NIS+, and Kerberos
- 19.7.2. SESAME
- authentication of
- 19. RPC, NIS, NIS+, and Kerberos
- portmapper program
: 17.3.11. Sun RPC's portmapper (UDP and TCP Ports 111)
- Secure : (see Secure RPC)
- spoofing : 19.4.4.4. Spoofing RPC
- Secure : (see Secure RPC)
- 17.3.22. RPC rpc.rexd (TCP Port 512)
- RS-232 serial protocol
: 14.3. The RS-232 Serial Protocol
- RSA algorithm
- rsh (restricted shell)
- rsh command
: 16.3.2. Security and Nameservice
- rshd program : 11.1.2. Back Doors and Trap Doors
- RUID : (see real UIDs/GIDs)
- runacct command : 10.2. The acct/pacct Process Accounting File
- ruusend command : 15.4.3. L.cmds: Providing Remote Command Execution
- rw option for /etc/exports : 20.2.1.1. /etc/exports
- rshd program : 11.1.2. Back Doors and Trap Doors
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