------------------------------------------------------------------------ List of Acronyms ---------------- If you think, we are missing your favorite acronym, or know of a similar compilation, please send e-mail to security-archive@cs.purdue.edu. --------------------------------------------------------------------------- AAL - ATM Adaptation Layer ABM - Asynchronous Balanced Mode ABP - Alternating Bit Protocol ACM - Association for Computing Machinery ACS - Access Control Store ACSE - Association Control Service Element ACTS - Advanced Communications Technology Satellite AE - Application Entity AFCERT - Air Force Computer Emergency Response Team AFI - Authority and Formal Identifier ANDOS - All of Nothing Disclosure Of Secrets ANSI - American National Standards Institute AP - Application Process APDU - Application Protocol Data Unit ARP - Address Resolution Protocol ARPA - Advanced Research Projects Agency ARQ - Automatic Repeat Request ASCII - American Standard Code for Information Interchange ASIS - American Society for Industrial Security ASN.1 - Abstract Syntax Notation One ASSIST - Automated Systems Security Incident Support Team ATM - Asynchronous Transfer Mode BER - Bit Error Rate BIND - Berkeley Internet Name Domain BIPS - Billions of Instructions Per Second BISDN - Broadband Integrated Services Digital Network BISYNC - Binary SYNchronous Communication BITNET - Because It's Time NETwork BOOTP - BOOTstrap Protocol CA - Certification Authority CAI - Certificate Administrator Interface CASE - Common Application Service Element CASE - Computer Aided Software Engineering CATV - CAble TeleVision CBC - Cipher Block Chaining CBCPD - Cipher Block Chaining of Plaintext Difference CBW - Crypt Breakers Workbench CCIRN - Coordinating Committee on International Telephony and Telegraphy CCITT - Committee Consultatif International Telegraphique et Telephonique CCR - Commitment, Concurrency, and Recovery CCS - Common Channel Signalling CERCUS - Computer Emergency Response Committee for Unclassified Systems CERIAS - Center for Education and Reseach in Information Assurance and Security CFB - Cipher FeedBack mode CIAC - Computer Incident Advisory Capability CLNP - ConnectionLess Network Protocol CMIP - Common Management Information Protocol CMIS - Common Management Information Service CMOT - Common Management Over TCP/IP COAST - Computer Operations, Audit, and Security Tools CONS - Connection Oriented Network Protocl CORES - Apple COmputer REsponse Squad CRC - Cyclic Redundancy Code CREN - Consortium for Research and Education Network CRL - Certificate Revocation List CSI - Computer Security Institute CSMA-CD - Carrier Sense Multiple Access - Collision Detection CSNET - Computer Science NETwork CWS - Sun Microsystem's Customer Warning System DAC - Data Authentication Code DARPA - Defense Advanced Research Projects Agency DCA - Defense Communication Agency DCE - Data Circuit-terminating Equipment DDCMP - Digital Data Communication Message Protocol DDN - Defense Data Network DEC - Digital Equipment Corporation DEK - Data Encryption Key DES - Data Encryption Standard DFN-CERT - Deutsches Forschungsnetz - Computer Emergency Response Team DIB - Directory Information Base DIC - Data Integrity Check DIS - Draft International Standard DIT - Directory Information Tree DLE - Data Link Escape DMD - Directory Management Domain DMM - Data Mark Machine DMS - Defense Messaging System DNS - Domain Name System DOD - Department of Defense DP - Draft Proposal DQDB - Distributed Queue Dual Bus DS - Directory Service DSAB - Distributed Systems Architecture Board DTE - Data Terminal Equipment DUA - Directory User Agent EARN - European Academic Research Network ECHO - ECHO protocol ECPA - Electronic Communications Privacy Act EDS-CEN - EDS Computer Emergency Network EFF - Electronic Frontier Foundation EGP - Exterior Gateway Protocol EIA - Electronics Industry Association EKE - Encrypted Key Exchange EWOS - European Workshop on Open Systems FAQ - Frequently Asked Questions FARNET - Federal Coordinating Council for Science, Engineering, and Technology FCC - Federal Communications Commission FCFS - First Come First Serve FDDI - Fiber Distributed Data Interface FDM - Frequency-Division Multiplexing FIFO - First In First Out FILO - First In Last Out FIRST - Forum of Incident Response and Security Teams FRICC - Federal Research CInternet Coordinating Committee FSM - Finite State Machine FTAM - File Transfer, Access, and Management FTP - File Transfer Protocol FYI - For Your Information GA - Genetic Algorithm Gb - Gigabit GF - Galois Field GGP - Gateway to Gateway Protocol GID - Group ID GOSIP - Government OSI Profile HDLC - High-Level Data Link Control HIPPI - High-Performance Parallel Interface HMP - Host Monitoring Protocol IAB - Internet Activities Board IACR - International Association of Cryptographic Research IBM - International Business Machines ICCB - Internet Control and Configuration Board ICI - Interface Control Information ICMP - Internet Control Message Protocol ID - Intrusion Detection IDEA - International Data Encryption Algorithm IEEE - Institute of Electrical and Electronics Engineers IEN - Internet Engineering Notes IESG - Internet Engineering Steering Group IETF - Internet Engineering Task Force IGP - Interior Gateway Protocol IMP - Interface Message Processor INOC - Internet Network Operations Center IP - Internet Protocol IPES - Improved Proposed Encryption Standard IPRA - Internet PCA Registration Authority IRSG - Internet Research Steering Group IRTF - Internet Research Task Force IS - International Standard ISDN - Integrated Services Digital Network ISO - International Organization for Standardization ISODE - ISO Development Environment ITSEC - Information Technology Security Evaluation Criteria ITU - International Telecommunications Union JTM - Job Transfer and Manipulation LAN - Local Area Network LAP - Link Access Procedure LAPA - Link Access Protocol A LAPB - Link Access Protocol B LED - Light-Emitting Diode LEF - Law Enforcement Field LIFO - Last In First Out LILO - Last In Last Out LKM - Local Key Manager LLC - Logical Link Control MAC - Medium Access Control MAC - Message Authentication Code MAN - Metropolitan Area Network MAP - Manufacturing and Automation Protocols Mb/s - Megabits per second MCERT - Motorola Computer Emergency Response Team MD - Message Digest MDC - Manipulation Detection Code MDC - Message Digest Cipher MHP - Mobile Host Protocol MHS - Message Handling Service MIB - Management Information BASE MIC - Message Integrity Check MIDI - Musical Instrument Digital Interface MILNET - MILitary NETwork MIPS - Millions of Instructions Per Second MMB - Modular Multiplication-based Block cipher MMS - Manufacturing Message Service MSP - Message Security Protocol MTA - Message Transfer Agent MTS - Message Transfer System NAVCIRT - Naval Computer Incident Response Team NCSC - National Computer Security Center NETBIOS - NETwork Basic Input Output System NETBLT - NETwork BLock Transfer NFS - Network File System NIC - Network Information Center NIS - Network Information System NISDN - Narrowband Integrated Services Digital Network NIST - National Institute of Standards and Technology NNI - Network Network Interface NOC - Network Operations Center NREN - National Education and Research Network NSA - National Security Agency NSF - National Science Foundation NSFNET - NSF NETwork NSI - Nasa Science Internet NSN - NASA Science Network NTT - Nippon Telephone and Telegraph OC - Optical Carrier OFB - Output FeedBack OSF - Open Software Foundation OSI - Open Systems Interconnection PAD - Packet Assembler Disassembler PARC - Palo Alto Research Center PCA - Policy-level Certification Authority PCBC - Propagating Cipher Block Chaining PCERT - Purdue Computer Emergency Response Team PCM - Pulse Code Modulation PDN - Public Data Network PDU - Protocol Data Unit PEM - Privacy Enhanced Mail PES - Proposed Encryption Standard PGP - Pretty Good Privacy PID - Process IDentification PIN - Personal Identification Number PIN - Positive Intrinsic Negative Diode PING - Packet InterNet Groper PPP - Point to Point Protocol PSN - Packet Switching Node PU - Purdue University PUP - Parc Universal Packet QOS - Quality Of Service RACE - Research and development in Advanced Communication technologies in Europe RAID - Redundant Array of Inexpensive Disks RARP - Reverse Address Resolution Protocol RDP - Reliable Datagram Protocol RFC - Request for Comments RIP - Routing Information Protocol RIPEM - Riorden Privacy Enhanced Mail RJE - Remote Job Entry ROSE - Remote Operations Service Element RPC - Remote Procedure Call RSA - Rivest, Shamir, Adleman - public key encryption scheme RSADI - RSA Data security, Inc. RTT - Round Trip Time SACK - Selective ACKnowledgment SAP - Service Access Point SAP - Service Access Point SAR - Segmentation And Reassembly SDC - Systems Development Corporation SDH - Synchronous Digital Hierarchy SDLC - Synchronous Data Link Control SDLC - Synchronous Data Link Control SDU - Service Data Unit SERT - Security Emergency Response Team SGMP - Simple Gateway Monitoring Protocol SHA - Secure Hashing Algorithm SKID - Secret-Key IDentification protocol SMTP - Simple Mail Transfer Protocol SNA - Systems Network Architecture SNMP - Simple Network Management Protocol SONET - Synchronous Optical Network SPAN - Space Physics Analysis Network SRI - Stanford Research Institute SRP - Selective Repeat Protocol SSRT - Software Security Response Team STM - Synchronous Transfer Mode STS - Synchronous Transfer Signal SYN - SYNchronizing segment TAC - Terminal Access Controller TCP - Transmission Control Protocol TDM - Time Division Multiplexing TDMA - Time Division Multiple Access TFTP - Trivial File Transfer Protocol TGS - Ticket Granting Server TGS - Ticket Granting Service TGT - Ticket Granting Ticket TIS - Trusted Information Systems TOP - Technical and Office Protocol TTL - Time To Live UART - Universal Asynchronous Receiver and Transmitter UCBCAST - University of California at Berkeley broadCAST UCERT - Unisys Computer Emergency Response Team UDP - User Datagram Protocol UID - User ID UNI - User Network Interface UUCP - Unix to Unix Copy Program VCI - Virtual Circuit Identifier VMTP - Versatile Message Transaction Protocol VPI - Virtual Path Identifier VT - Virtual Terminal WAN - Wide Area Network WCERT - Westinghouse Computer Emergency Response Team WDM - Wavelength Division multiplexing WG - Working Group X - X-window system XDR - eXternal Data Representation XNS - Xerox Network Standard