IT glossary
IT terms, clearly explained.
865 technical terms from development, DevOps, cloud, data and IT security – each with a short definition and matching jobs.
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01
Programming
Promises
What are Promises? Learn the definition, functionality and practical use cases of this central concept of asynchronous programm...
02 IT management Graphic designWhat is graphic design? Discover the basics, methods and concrete IT-specific application examples from the field of graphic de...
03 Programming ImmutableFind out more about the definition and meaning of Immutable in our dictionary. Everything you need to know about Immutable. Rea...
04 Programming DeterministicWhat does deterministic mean? Definition, synonyms and methods of deterministic systems in the IT dictionary. With tables, grap...
05 IT management Microsoft TeamsMicrosoft Teams in IT management: advantages, functions and practical examples for efficient digital collaboration. Recommendat...
06 IT management Risk managementFind out everything about risk management in IT: objectives, methods, practical examples and recommendations for companies expl...
A52
- Acca
- Access Control
- Accounting
- Active Directory
- Add-in
- Add-on
- Adobe Flash Player
- Adobe XD
- Advanced Persistent Threat
- Adware
- agile methods
- Agile software development
- Agility
- Ajax
- Algorithm
- Algorithms
- Altcoins
- Amazon
- Amplitude
- Analytics
- Angular
- Anonymous Function
- Ansible
- Antimalware
- Antivirus
- Antivirus Software
- Apache
- Apache HTTP Server
- Apache Spark
- API
- API Gateway
- Applications
- Array
- ArrayList
- Artificial intelligence
- Asana
- ASCII
- Assembler
- Assembly
- async/await
- Asynchronous
- Asynchronous programming
- Asynchronous Programming
- Augmented Reality
- Authentication
- Automata theory
- automated testing
- Automation
- Automation Testing
- Automation Tools
- AWS
- AWS Lambda
B37
- Babel
- Backup
- Backup strategies
- Balsamiq wireframes
- Bandwidth
- Banking Trojans
- Base64
- Bash
- BDSG
- Benchmark
- Benchmarking
- Best Practices in Software Development and...
- Big Data
- Binary
- Binary search
- Bitcoin
- Bit rate
- Bloatware
- Blockchain
- Blockchain Ledger
- Bluetooth
- Boat sector
- Boolean
- Bootloader
- Bootstrap
- Bot
- Breadth-First Search
- BSI
- Buffer
- Bug
- Bundler
- Business Continuity
- Business Email Compromise (BEC)
- Business Intelligence
- BYOD
- Byte
- Bytecode
C97
- C
- Cable internet
- Cache
- Cache Miss
- Cache Poisoning
- Caching
- Call-to-action (CTA)
- Callback
- Callbacks
- CAN-SPAM Act
- Canvas
- CAPTCHA
- Cardano (ADA)
- Casting
- CDN
- CERT
- Certificate Authority
- Certification body
- Change management
- Chaos Computer Club (CCC)
- Character coding
- Character Encoding
- Checksum
- CIA Triad
- Class
- CLI
- Client Management
- Cloud Act
- Cloud computing
- Cloudflare
- Cloud management
- Cloud telephony
- Cluster
- CMS
- CNAME Records
- Codebase
- Codecodings
- Codecs
- Code Review
- Coding Standards
- Coinhive
- Cold Boot
- Collaboration tools
- Collision
- Command Line
- Competitive strategy
- Compilation
- Compiler
- Compression
- Compression
- Compression Algorithm
- Computer graphics
- Computer virus
- Computer worm
- Concurrency
- Concurrent
- Concurrent Programming
- Configuration file
- Configuration Management
- Connection management
- Connection Pool
- Container
- Content Delivery Network
- Content Marketing
- Context Switching
- Continuous Integration
- Conversion rates
- Cookie
- Cookie Policy
- Cookies
- Copyright
- Coroutines
- Corporate strategy
- CPU
- Credential stuffing
- Crisis management
- Critical Section
- CRITIS
- CRM (Customer Relationship Management)
- Cryptanalysis
- Cryptocurrency
- Cryptography
- Cryptography
- Cryptojacking
- Cryptolocker
- CSS
- CSS3
- CSS modules
- CSS optimisation
- cubic splines
- Cursor
- Customer loyalty
- Cyberattack
- Cybercrime
- Cybercrime insurance
- Cyberheist
- Cybersecurity
D63
- DaaS
- Dashboard software
- Database
- Database management
- Database Management System
- Database management systems
- Databases
- Data breach
- Data compression
- Data Integrity
- Data Literacy
- Data management
- Data Mining
- Data Processing
- Data protection
- Data protection impact assessment (DPIA)
- Data Science
- Data security
- Data storage
- Datastreaming
- Data Structure
- Data structure
- Data Structures
- DDoS attacks
- De-Mail
- Deadlock
- Debugging
- Decorator
- Deep learning
- Dependency Graph
- Dependency Injection
- Depth-First Search
- Design Patterns
- Deterministic
- Development
- DevOps
- Dialer
- Diceware
- Digital Certificate
- Digital Index
- Digitalisation of society
- Digital Marketing
- Digital Signature
- Directory Traversal
- Disaster Recovery
- Distributed System
- Django
- DMS (Document Management System)
- DNS
- DNS Flood
- DNS Record
- Docker
- Docker Compose
- DOM
- Domain Name
- Domain Name System
- Doxing
- Drive-by exploit
- Dropper
- DsiN
- DSL
- Dynamic Programming
- Dynamic range
E28
- E-commerce websites
- E-mail archiving
- E-mail encryption
- E-mail header
- E-mail spoofing
- Edge Computing
- ElasticSearch
- Embedded system
- Emergency power system
- Encapsulation
- Encryption
- Encryption
- End-to-end encryption
- Endpoints
- End user licence agreement
- Enumerator
- ePrivacy
- Ethereum (ETH)
- Ethernet
- Event-Driven Programming
- Event Loop
- Exception
- Exception handling
- Exceptions
- Exponential backoff
- Express.js
- External API
- Extreme Programming
F25
- Failover
- Fault Tolerance
- Feature Detection
- Fetch API
- FIDO Alliance
- FIFO
- File Descriptor
- Fileless Malware
- File management
- File sharing
- File system
- File System
- FileZilla
- Film production
- Financial accounting
- Firewall
- Firmware
- Flask
- Floating Point
- Fork and Exec
- Framework
- Freeware
- Front end
- FTP
- Functional programming
G30
- Garbage Collection
- Garbage Collection Algorithm
- Gateway
- GDPdU
- GDPR
- General data types
- Generators
- Genetic Algorithm
- Geo-tagging
- GeoJSON
- Git
- Git-Fu
- GitHub
- GitLab
- Glass fibre
- Global Area Network (GAN)
- Global Scope
- GoBD
- Go Digital
- Google Docs
- Governance
- GPU
- GPU performance
- Graphic design
- GraphQL
- Graph theory
- Greylist
- Groupware
- GUI
- Guido van Rossum
H23
I30
- IaaS
- IDE
- Identity Governance
- if queries
- Image processing
- Image processing
- Immutable
- Immutable Data
- Incident Response
- Index
- IndexedDB
- Infinite Loop
- Information and communication technology (ICT)
- Infrastructure as Code
- Inheritance
- Innovation management
- Instant Messenger
- Integrated Development Environment
- Integration
- Interoperability
- Interpolation
- Interpreters
- iOS security
- IoT
- IP Address
- IP Binding
- IP spoofing
- Iteration
- Iterative Algorithm
- IT security
L28
- Labour 4.0
- Lambda Function
- LAMP stack
- Landing pages
- Latency
- Lazy Loading
- Let's Encrypt
- Library
- Linear Search
- Link
- linked lists
- Linux
- Linux Kernel
- Lists
- Litecoin (LTC)
- Load Balancer
- Load distribution
- Load testing
- Local Area Network (LAN)
- Local Area Networks (LAN)
- Local Storage
- Locking mechanisms
- Logarithmic Complexity
- Logic Bomb
- Loop Invariant
- Low-level programming
- Low Code
- LTE
M44
- Machine Code
- Machine language
- Machine Learning
- machine learning
- macOS
- Macro
- Malvertising
- Malware
- managed code
- Managed Service
- Managed Service Provider
- Manifest File
- Manual Testing
- MapReduce
- Map Server
- Marketing Automation
- Markup Language
- Master Node
- Matrix
- Media Drop
- Memory
- Memory allocation
- Memory leak
- Memory management
- Mergesort
- Metropolitan Area Network (MAN)
- Microservices architecture
- Microsoft Teams
- Middleware
- Middleware stack
- Migration scheme
- MIME Type
- Minification
- Minimum Viable Product (MVP)
- Mobile Device Management (MDM)
- Model-View-Controller
- Modules
- MongoDB
- Multi-Factor Authentication
- Multi-threading
- Mutable condition
- Mutable data structures
- Mutex
- MySQL
N19
O14
P72
- PaaS
- Package Manager
- Packet
- Padding
- Pagination
- Pandas
- Parallel
- Parallel Computing
- Parallel programming
- Parallel Programming
- Parcel
- Parsing
- Partitioning
- Password management
- Patch
- Patch management
- Path
- Payload
- Penetration test
- Penetration testing
- Performance optimisation
- Performance Testing
- Persistent Storage
- Personal Area Network (PAN)
- Personal data
- Pharming
- Phishing
- PHP
- Ping test
- Pivot table
- Pixel
- PKI (Public Key Infrastructure)
- Plain Text
- Play Framework
- Plugin
- Pointer
- Polyfill
- Polymorphism
- Port
- Port Forwarding
- Postgres
- PowerShell
- Predictive analysis
- Prefetching
- Primality
- Primitive Type
- Print management
- Priority Queue
- Privacy on the Internet
- Privacy policy
- Private cloud
- Private Key
- Process
- Processes
- Process management
- Profiling
- Programming functions
- Programming languages
- Progressive Web Apps
- Promises
- Protocol
- Protocols
- Prototyping
- Proxy
- Proxy server
- Pseudo code
- Public Cloud
- Public Domain
- Public Key
- Pure functions
- Python
- PyTorch
R30
- Race Condition
- RAM
- Ransomware / blackmail Trojan
- Raster graphics
- Rate limiting
- React
- Reactive Programming
- React Router
- Real-time applications
- Real-Time Processing
- Recursion
- Reference Types
- Referential Transparency
- Regex
- Regression Testing
- Regular Expression
- Remote Desktop
- Replication
- Repository
- Resilience
- Responsive design
- RESTful
- RESTful APIs
- Reverse proxy
- Ripple (XRP)
- Risk management
- Round Robin
- RSA Encryption
- Ruby
- Runtime
S97
- SaaS
- Sandbox
- Scala
- Scalability
- Scheduling
- Scheme
- Scope variables
- Scripting
- Scrum
- SDK
- SDK installation
- Search Algorithm
- Secured Socket Layer
- Security Architecture
- Security Practices
- Semaphore
- Semaphore variable
- SEO techniques
- Server-side rendering
- Serverless
- Server monitoring
- Service-Oriented Architecture
- Service Worker
- Session Management
- Shadow DOM
- Shareware
- Shell
- Shell scripting
- Side effects
- Signal processing
- Singleton
- Singleton Design Pattern
- Sinkhole
- Sketch
- Skimming
- Slack
- Slack API
- Smart Contract
- Smart contracts
- Smishing
- Snippet
- Snippet Sharing
- Social bots
- Social engineering
- Socket
- Software
- Software architecture
- Software architectures
- Software Artifact
- Software Build
- Software Container
- Software development
- Software Testing Lifecycle
- Source Code
- Source Map
- Spam
- Spam filter
- Sparse matrix
- Spear phishing
- Spline interpolation
- Spring Boot
- Spyware
- SQL
- SQL Injection
- SSL/TLS protocols
- SSL certificate
- SSL encryption
- Stack
- Stack Overflow
- Stateless
- State Machine
- Static Analysis
- Static Content
- Static Variable
- Sticky Session
- Stream
- Streaming Protocol
- Stress Testing
- String
- Struct
- Structured Data
- Sublime Text
- Subnet
- Subroutine
- Subversion
- Sudo Command
- Supervisory Control
- SVG Rendering
- Swagger
- Swift
- Symlink
- Synchronisation
- Syntax
- Synthetic Testing
- System Architecture
- System Call
- System Integration
T39
- Tab Completion
- Table Index
- Tailgating
- Tape drive
- TCP/IP stack
- TCP handshake
- Telematics infrastructure
- Template Engine
- Temporal Logic
- TensorFlow
- Terminal device
- Terraform
- Thread
- Threading
- Thread Pool
- Threads
- Throttling
- Throughput
- Token
- Tokenisation
- Token Ring
- TOM Data protection
- Topological Sorting
- Trace Route
- Transaction Log
- Transaction Management
- Transmission Control Protocol
- Transpiler
- Tree structures
- Trello
- Trojan horse
- Tuple
- Tuple Assignment
- Turing test
- Two-factor authentication
- Type Conversion
- Type Inference
- TypeScript
- Typo3
U20
V24
- Value Type
- Variable
- Variables
- Variable scope
- Vector Graphics
- Version Control
- Version History
- Vertical scaling
- Video Marketing
- Video streaming technologies
- Virtualisation
- Virtualisation Technology
- Virtual Machine
- Virtual Reality
- Viruses
- Vishing
- Visual Studio Code
- Voice over IP
- VoIP
- VoIP protocols
- VPN
- Vue.js
- Vulnerability
- Vulnerability Assessment
W35
- Warm Boot
- Waterfall Model
- Web Analytics
- Web App Manifesto
- WebAssembly
- Web Components
- Web Crawler
- Web design
- Web Development
- Web development
- Webhook
- Webhook Configuration
- Web hosting provider
- Webpack
- WebRTC
- WebSocket
- WebSocket Protocol
- Web Storage API
- Web Traffic Analysis
- Web Worker
- White-hat hackers and black-hat hackers
- Whitelist
- Whitespace Character
- Wide Area Networks (WAN)
- Widget
- WiFi
- Wildcard Matching
- Windows
- Wireframe
- WLAN
- WordPress
- Workflow
- Workflow Automation
- Workflow Diagram
- WYSIWYG Editor
Y6
Z23
- Z-index
- Z-order Curve
- Zero-Day
- Zero-day exploit
- Zero Copy Buffer
- Zero Knowledge Proof
- ZeroMemory API
- ZeroMQ Library
- Zero pointer
- Zigbee Protocol
- Zigzag Join
- Zigzag Traversal
- Zip
- ZIP Compression
- Zip Slip Vulnerability
- Zlib Library
- Zmodem transfer
- Zombie Process
- Zone Files
- Zookeeper
- Zoom API
- ZRAM Memory
- ZSH
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