C	Copyright
CA	Cache Alignment
CA	Candidate Authenticator
CA	Certificate Authority
CA	Certification Authority
CA	Channel Authentication
CA	Customer Address
CA	confidentiality advantage
CA	control agent
CAA	Certification Authority Authorization
CAB	Converged Address Book
CAC	Call Admission Control
CAC	Congestion Avoidance Capacity
CAC	Connection Admission Control
CACI	Children Accessing Controversial Information
CAD	computer-aided design
CAL	Control Abstraction Layer
CAM	Certificate Arbitrator Module
CAM	Content Addressable Memory
CAP	Calendar Access Protocol
CAP	Candidate Attachment Point
CAP	Common Alerting Protocol
CAPI	cryptographic application programming interface
CAR	Candidate Access Router
CARD	Candidate Access Router Discovery
CARL	Certification Authority Revocation List
CARP	Cache Array Routing Protocol
CAS	CPE alerting signal
CAS	Channel Associated Signaling
CAT	Conditional Access Table
CAT	common authentication technology
CAW	certification authority workstation
CB	Cell Blocks
CB	Confidentiality Block
CBA	Credit-Based Authorization
CBB	Channel-Bound BTNS
CBC	Cipher Block Chaining
CBC	Cipher-Block Chaining
CBHE	Compressed Bundle Header Encoding
CBMS	computer-based message system
CBOR	Concise Binary Object Representation
CBQ	Class-based Queueing
CBR	constant bit rate
CBS	Committed Burst Size
CBT	Core Based Trees
CC	CSRC count
CC	Channel Confidentiality
CC	Client-Close
CC	Connect Confirm
CC	Connection Confirm
CC	Consistency Check
CC	Continuity Check
CC	Control Channel
CC	community colleges
CCA	Credit-Control-Answer
CCA	cardholder certification authority
CCAMP	Common Control And Measurement Plane
CCC	CLEAR COMMAND CHANNEL
CCC	CMS Content Constraints
CCC	CableLabs Client Configuration
CCE	Call Control Entity
CCE	Connection Control Entity
CCEP	Commercial COMSEC Evaluation Program
CCF	Call Control Function
CCF	Command Code Format
CCG	Community Coordination Group
CCI	Congestion Control Information
CCI	controlled cryptographic item
CCM	Client Connection Manager
CCM	Continuity Check Message
CCMP	Centralized Conferencing Manipulation Protocol
CCP	Compression Control Protocol
CCP	Conference control protocol
CCP	Context Check Packet
CCR	Computer Communication Review
CCR	Computer Communications Review
CCR	Credit-Control-Request
CCS	Capability Computing System
CCS	Common Channel Signalling
CCS	coded character set
CD	Candidate Default
CD	Checking Disabled
CD	Committee Draft
CD	Common Domain
CD	Computed Distance
CD	Count Down
CDA	Communications Decency Act
CDB	Command Descriptor Blocks
CDB	Context Data Block
CDC	Connection Data Control
CDDL	CBOR Data Definition Language
CDDL	Concise Data Definition Language
CDF	Cutoff Decrease Factor
CDF	cumulative distribution function
CDI	Content Distribution Internetworking
CDMA	Code Division Multiple Access
CDMI	Cloud Data Management Interface
CDMS	Centralized data management system
CDN	Call-Disconnect-Notify
CDN	Chinese Domain Name
CDN	Content Delivery Network
CDN	Content Distribution Network
CDNI	Content Delivery Network Interconnection
CDNI	Content Delivery Networks Interconnection
CDNI	Content Distribution Network Interconnection
CDNL	Chinese Domain Name Label
CDO	ConEx Destination Option
CDP	CRL Distribution Point
CDP	Content Delivery Protocol
CDR	Committed Data Rate
CDS	Child Delegation Signer
CDS	Connected Dominating Set
CDT	Compressed Data Type
CDT	Connectionless data transmission
CDV	Cell Delay Variation
CDVT	Cell Delay Variation Tolerance
CE	Configuration Element
CE	Congestion Experience
CE	Connection End
CE	Control Element
CE	Correspondent Entity
CE	Customer Edge
CE2	Customer Edge 2
CEA	Capabilities-Exchange-Answer
CEA	Consumer Electronics Association
CEBAF	Continuous Electron Beam Accelerator Facility
CEE	Common Event Expression
CEE	Core-Edge Elimination
CEHA	Control Element High Availability
CEK	Content Encryption Key
CEK	content-encryption key
CELT	Constrained-Energy Lapped Transform
CER	Canonical Encoding Rules
CER	Capabilities-Exchange-Request
CER	Cell Error Ratio
CERT	Computer Emergency Response Team
CES	Character Encoding Scheme
CES	Core-Edge Separation
CES	circuit emulation systems
CF	Classic Flooding
CF	Coupling Flag
CFDP	CCSDS File Delivery Protocol
CFDP	Coherent File Distribution Protocol
CFF	Compact Font Format
CFI	Client Failure Indication
CFM	Connectivity Fault Management
CFP	Contention Free Period
CFRG	Crypto Forum Research Group
CGA	Cryptographically Generated Address
CGA	cryptographically-generated addresses
CGI	Common Gateway Interface
CGN	Carrier Grade NAT
CGN	Carrier-Grade NAT
CGS	coarse-grain scalability
CH	correspondent host
CHAP	Challenge Handshake Authentication Protocol
CHAP	Challenge-Handshake Authentication Protocol
CI	Channel index
CI	Common Interface
CI	Compressed Input
CI	Congestion Indication
CI	Continuous Integration
CI	communications interface
CI/T	Control interface /Triggers
CIAC	Computer Incident Advisory Capability
CIC	Carrier Identification Code
CIC	Circuit Identification Code
CID	Carousel Instance Descriptor
CIDR	Classless Inter Domain Routing
CIDR	Classless Inter-Domain Routing
CIE	Client Information Entry
CIFS	Common Internet File System
CIG	CONTENT INTERNETWORKING GATEWAY
CIK	cryptographic ignition key
CIM	Common Information Model
CIMS	Collaborative Incident Management System
CIO	Chief Information Officer
CIP	Common Indexing Protocol
CIPO	Crypto-ID Parameters Option
CIR	Committed Information Rate
CIS	Cryptographic Interoperability Strategy
CISC	CRTC Interconnection Steering Committee
CKL	compromised key list
CL	Controlled Load
CL	Count Limit
CL	cell loss
CL	connection less
CLC	Connection Layer Control
CLDAP	Connectionless Lightweight Directory Access Protocol
CLE	Congestion Level Estimate
CLEF	commercially licensed evaluation facility
CLF	Common Log Format
CLI	Calling Line Identity
CLI	command line interface
CLI	command-line interface
CLP	Cell Loss Priority
CLR	Cell Loss Ratio
CLR	current limiting receiver
CLS	Controlled Load Service
CLS	Controlled-Load Service
CLTS	Connection-less Transport Service
CM	Cable Modem
CM	Cache Management
CM	Color Mode
CM	Configuration Management
CM	Congestion Manager
CMA	certificate management authority
CMC	computer-mediated communication
CMCS	COMSEC Material Control System
CMD	conditional message delivery
CMI	CNC-MDSC Interface
CMI	Cluster Member ID
CMIP	Common Management Information Protocol
CMIS	Common Management Information Service
CMIS	Content Management Interoperability Services
CMISE	Common Management Information Service Element
CMM	Capability Maturity Model
CMP	Certificate Management Protocol
CMR	Cell Misinsertion Ratio
CMR	codec mode request
CMS	Call Management Server
CMS	Crypographic Message Syntax
CMS	Cryptographic Message Syntax
CMS	Cryptographic Messages Syntax
CMT	Coordinated Multicast Trees
CMTS	Cable Modem Termination Systems
CMU	Carnegie-Mellon University
CMVP	Cryptographic Module Validation Program
CMW	Compartmented Mode Workstation
CN	Channel Number
CN	Comfort Noise
CN	Common Name
CN	Constrained Node
CN	Content Network
CN	Core Network
CN	Correspondent Node
CN	corresponding node
CNC	Customer Network Controller
CNF	conjunctive normal form
CNG	comfort noise generator
CNP	Customer Network Port
CNRP	Common Name Resolution Protocol
CNSA	Commercial National Security Algorithm
CNSRT	Computer Network Security Response Team
CNT	Computer Network Technology
CO	Compressed Output
CO	Connection-Oriented
CO	central office
CODA	Connection Oriented Data Acknowledge
CODT	Connection Oriented Data Transfer
COG	councils of governments
COI	community of interest
COIT	Connection Oriented Inactivity Test
COM	Component Object Module
CONS	Connection Oriented Network Service
COPS	Common Object Policy Service
COPS	Common Open Policy Service
COR	carrier-of-record
CORS	Cross-Origin Resource Sharing
COS	Class of Service
COTS	Connection Oriented Transport Service
CP	CLUE Participant
CP	Capacity Planner
CP	Certificate Policy
CP	Closed Pages
CP	Connection Point
CP	Control Plane
CPA	Certification Path Advertisement
CPB	Coded Picture Buffer
CPDU	Common Protocol Data Unit
CPE	Consumer Premises Equipment
CPE	Customer Premise Equipment
CPE	Customer Premises Equipment
CPE	Customer Provided Equipment
CPI	Compression Parameter Index
CPI	Connectivity Provisioning Interface
CPI-C	Common Programming Interface -Communications
CPK	Client public key
CPL	Call Processing Language
CPN	Control-Plane Node
CPNP	Connectivity Provisioning Negotiation Protocol
CPP	Common Presence Profile
CPP	Connectivity Provisioning Profile
CPR	Customer Premise Router
CPS	Certification Path Solicitation
CPS	Certification Practices Statement
CPS	Confidential Path Segment
CPS	Cyber-Physical-Systems
CPS	certification practice statement
CPS	common part sublayer
CPSI	Control-Plane Southbound Interface
CQ	Completion Queue
CQE	Completion Queue Entry
CQM	Circuit Query Message
CQR	Circuit Query Response
CR	Carriage return
CR	Carriage-Return
CR	Certificate Request
CR	Command Rejected
CR	Connect request
CR	Connection Request
CR	Connections Request
CR	Context Replication
CR	Correspondent Router
CR	Costa Rica
CR	cursor return
CRA	Circuit Reservation Acknowledgment
CRA	Clean Random Access
CRA	Continuous Rate Assignment
CRAM	Challenge-Response Authentication Mechanism
CRB	Connection Response Block
CRB	Conservative Reduction Bound
CRC	Cyclic Redundancy Check
CREEP	Common Routing Encapsulation Extension Protocol
CRISP	Cross Registry Internet Service Protocol
CRL	CSA Request List
CRL	Certificate Restoration List
CRL	Certificate Revocation List
CRL	certificate/certificate revocation list
CRLF	Carriage-Return Line Feed
CRLF	carriage return line feed
CRM	Cell Rate Margin
CRMF	Certificate Request Message Format
CRN	Command Reference Number
CRS	coordinate reference systems
CRTP	Cognitive Radio Technologies Proceeding
CRXER	Canonical Robust XML Encoding Rules
CS	Calendar Store
CS	Circuit Switched
CS	Class Selector
CS	Command Service
CS	Communication Session
CS	Connection Start
CS	Controlled Slip
CS	Crypto Session
CS	client-server
CS	configuration services
CS	convergence sublayer
CS0	Class Selector 0
CS1	Capability Set 1
CS2	Capability Set 2
CSA	Cache State Advertisement
CSA	Cloud Security Alliance
CSA	Configured Security Association
CSB	Crypto Session Bundle
CSC	Connectivity Specification Chain
CSIRT	computer security incident response team
CSK	Combined Signing Key
CSN	cluster sequence number
CSNI	Communication System Network Interoperability
CSNP	Complete Sequence Number Packet
CSO	Cross-Stratum Optimization
CSOR	Computer Security Objects Register
CSP	Cloud Service Provider
CSP	Communication Service Provider
CSP	Content Security Policy
CSP	Content Service Provider
CSP	Context Synchronization Packet
CSPF	Constrained Shortest Path First
CSR	Cell Switch Router
CSR	Certificate Signing Request
CSR	Certification Signing Request
CSRF	Cross-site request forgery
CSS	Cascading Style Sheets
CSS	Communication Support System
CSS	Connectivity Specifications Sequence
CSS	Controlled Slip Seconds
CSTO	Computing Systems Technology Office
CSTR	Computer Science Technical Reports
CSU	Cloud Service User
CSUN	Connect-Speed-Update-Notification
CSV	Capture Scene View
CSV	comma-separated values
CT	Carrier Termination
CT	Certificate Transparency
CT	Class Type
CT	Class-Type
CT	Configuration Timer
CT	Connection Tasks
CT	cipher text
CT	current time
CTA	Collaborative Technology Alliance
CTAA	Context Transfer Activate Acknowledge
CTAR	Context Transfer Activate Request
CTC	Context Transfer Cancel
CTC	Cornell Theory Center
CTD	Cell Transfer Delay
CTD	Context Transfer Data
CTDR	Context Transfer Data Reply
CTK	compound tunnel key
CTL	Count to Live
CTN	Candidate Target Network
CTP	Connection Termination Point
CTS	Cipher Text Stealing
CTS	Clear To Send
CTSI	Current Time Slot Index
CU	Calendar User
CU	currently unused
CUA	Calendar User Agent
CUG	Closed User Groups
CUI	Chargeable-User-Identity
CUR	Capabilities-Update-Request
CV	Cape Verde
CV	Coding Violations
CV	Connectivity Verification
CV	Continuity Verification
CVS	Coded Video Sequence
CVSE	Critical Vendor/Organization Specific Extension
CW	Communication Waiting
CW	Contention Window
CW	Control Word
CWD	CHANGE WORKING DIRECTORY
CWDM	Coarse Wavelength Division Multiplexing
CWIS	Campus Wide Information System
CWIS	Campus-wide information systems
CWR	Congestion Window Reduced
CWT	CBOR Web Token
CWV	Congestion Window Validation