Information, Computer and Network Security Terms Glossary and Dictionary - "R" Section

The Complete Security Dictionary

A comprehensive dictionary related to the computer security, information security and network security, from A to Z and 0 to 9. We welcome our readers to contribute to this dictionary or provide suggestions about new terms. Please contact us.

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R  S  T  U  V  W  X Y Z

• RA: Registration Authority
• Race Condition
• RACF: Resource Access Control Facility
• Radiation Monitoring
• RADIUS: Remote Authentication Dial-In User Service
• Rainbow Series
• Random Number
• Random Number Generator
• RARP: Reverse Address Resolution Protocol
• RAS: Remote Access Service
• RAT: Remote Administration Tool
• RAT: Remote Administration Trojan
• RBAC: Role Based Access Control
• RC2: Rivest Cipher 2
• RC4: Rivest Cipher 4
• RC5: Rivest Cipher 5
• RC6: Rivest Cipher 6
• RC2/RC4
• rDNS: Reverse DNS
• Realm
• Recognizable plaintext attack
• Reconnaissance
• Recovery agent
• Recovery Console
• Red Team
• Redact
• Reflection Attack
• Reflexive Access List (ACLs)
• Regdmp
• Registration
• Regrade
• Rekey
• Reflexive ACLs (Cisco)
• Remote Administration
• Replay Attack
• Repository
• Repudiation
• Residual Risk
• Resource Exhaustion
• Resource exhaustion attack
• Restrictive shell
• Return-to-libc attack
• Reverse Engineering
• Reverse Lookup
• Reverse Proxy
• Reversible encryption 
• Rexec
• rhosts
• RID: Relative ID or Relative Identifier
• Ridge
• Rijndael
• Rinetd
• RIP Routing Attack
• RIP spoofing
• Risk
• RIP: Routing Information Protocol
• Risk Assessment
• Risk management
• Rivest-Shamir-Adleman
• Rnmap
• ROKSO: Register of Known Spam Operations
• Role-based authorization
• Role-based security
• Rollup
• Root CA: Root Certificate Authority
• Root Certificate
• Root Key
• Root rollover
• Rootkit
• Route verification
• Routing Daemon
• Routing Loop
• Roving Analysis Port
• RPC Scans: Remote Procedure Call Scan
• Rpcdump
• RSA Cryptography Standard
• RSA: Rivest-Shamir-Adleman
• RSBAC: Rule Set Based Access Control
• rsh: Remote Shell Protocol
• Runas
• Rwho