Computing and communication
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- K-anonymityProperty of certain anonymized data
- K-means clusteringVector quantization algorithm minimizing the sum of squared deviations
- K. Mani ChandyAmerican computer scientist
- K. R. RaoKamisetty Ramamohan Rao (1931 – 2021) was an Indian-American electrical engineer. He was a
- Ka bandPortion of the microwave part of the electromagnetic spectrum (26.5–40 gigahertz)
- Kalpana, Inc.Kalpana, Inc., was a computer-networking equipment manufacturer located in Silicon Valley
- Kalyanmoy DebKalyanmoy Deb is an Indian computer scientist. Deb is the Herman E. & Ruth J. Koenig Endow
- Kalyna (cipher)Kalyna (Ukrainian: Калина, Viburnum opulus) is a symmetric block cipher. It supports block
- Kanban (development)Workflow management method
- Kaspersky and the Russian governmentBans on a Russian antivirus software
- KASUMIBlock cipher
- Katherine ArchuletaKatherine L. Archuleta (born c.1949) is an American teacher and a political executive. She
- Katja NovitskovaKatja Novitskova (born 1984 in Tallinn, Estonia) is an Estonian installation artist. She l
- KDE PlasmaSet of graphical environments for Linux and BSD
- KeeLoqBlock cipher
- Ken Kennedy AwardThe Ken Kennedy Award, established in 2009 by the Association for Computing Machinery and
- Kenbak-1Personal computer, invented in 1970
- Kenneth StanleyArtificial intelligence researcher, author
- Kent BeckAmerican software engineer
- KerasNeural network library
- Kerberos (protocol)Computer authentication protocol
- Kerckhoffs's principleCryptographic principle that states everything except the key can be public knowledge
- Kermit (protocol)File transfer protocol
- KERNALKERNAL is Commodore's name for the ROM-resident operating system core in its 8-bit home co
- Kernel (image processing)Matrix used in image processing to alter an image
- Kernel (operating system)Core of a computer operating system
- KernelizationAlgorithmic technique
- Kernighan–Lin algorithmHeuristic algorithm for finding partitions of graphs
- KeYFormal verification tool
- Key (cryptography)Used for encoding or decoding ciphertext
- Key authenticationKey/Config-authentication is used to solve the problem of authenticating the keys of a per
- Key disclosure lawKey disclosure laws, also known as mandatory key disclosure, is legislation that requires
- Key encapsulation mechanismPublic-key cryptosystem
- Key escrowCryptographic arrangement
- Key scheduleIn cryptography, the so-called product ciphers are a certain kind of cipher, where the (de
- Key server (cryptographic)Server on which public keys are stored for others to use
- Key sizeNumber of bits in a key used by a cryptographic algorithm
- Key-agreement protocolProtocol for agreeing on a cryptographic key
- Keyboard layoutArrangement of keys on a typographic keyboard
- Keychain (software)Password management system in macOS
- Keystroke loggingAction of recording the keys struck on a keyboard
- KHTMLOpen source browser engine
- Kilo-Decimal unit prefix in the metric system
- KilobyteMultiple of the unit byte
- Kimi (AI)Artificial intelligence chatbot by Moonshot AI
- Kind (type theory)In the area of mathematical logic and computer science known as type theory, a kind is the
- KISS principleDesign principle preferring simplicity
- Kivy (framework)Free and multi-platform graphical library for Python
- Klaus SamelsonKlaus Samelson (21 December 1918 – 25 May 1980) was a German mathematician, physicist, and
- Klayman v. ObamaAmerican federal court case
- Klee–Minty cubeUnit hypercube of variable dimension whose corners have been perturbed
- Kleene starUnary operation on string sets
- KLM protocolThe KLM scheme or KLM protocol is an implementation of linear optical quantum computing (L
- Knapsack problemProblem in combinatorial optimization
- Knife switchType of switch
- Knowledge baseInformation repository with multiple applications
- Knowledge graphType of knowledge base
- Knowledge organizationField of study related to Library and Information Science
- Knowledge process outsourcingOutsourcing of core information-related business activities
- Knowledge representation and reasoningField of artificial intelligence
- Knowledge-based systemsA knowledge-based system (KBS) is a computer program that reasons and uses a knowledge bas
- Knuth PrizePrize in foundations of computer science
- Knuth–Morris–Pratt algorithmAlgorithm for finding sub-text location(s) inside a given sentence in Big O(n) time
- Kochanski multiplicationKochanski multiplication is an algorithm that allows modular arithmetic (multiplication or
- Kodwo EshunKodwo Eshun (born 1967) is a British-Ghanaian writer, theorist and filmmaker. He is perhap
- Kogge–Stone adderArithmetic logic circuit
- KOI-8KOI-8 (КОИ-8) is an 8-bit character set standardized in GOST 19768-74. It is an extension
- Komodo IDEIntegrated development environment
- Kondratiev waveHypothesized cycle-like phenomena in the modern world economy
- Korean Agency for Technology and StandardsKorean Agency for Technology and Standards (KATS) is the government standards organization
- KotlinGeneral-purpose programming language
- Kotok-McCarthyEarly computer chess program
- KSU-less systemKey telephone system
- Kuroda normal formIn formal language theory, a noncontracting grammar is in Kuroda normal form if all produc
- KWinKWin is a window manager for the X Window System and a Wayland compositor. It is released

