IT Terms beginning with 'S'
- S Band
- S-band Multiple Access (SMA)
- S-Video
- S/MIME
- S/PDIF
- S2R
- S3-D
- SA
- SA
- SaaS
- SaaS
- SaaS BI
- SaaS ERP
- Sabily
- Sacrificial Host
- Sadvertising
- SAE
- Safari
- Safe Harbor
- Safe High Voltage Connector (SHV Connector)
- Safe Mode
- SAGE
- Sage ACT!
- SAIT
- Sales Analytics
- Sales Force Automation (SFA)
- SAM
- Samba
- Same Old Software as a Service (SoSaaS)
- Same Origin Policy (SOP)
- SAML
- Samsung Bada
- SAN
- SAN Architecture
- SAN Certificate
- SAN File System
- SAN Management
- SAN Monitoring Tool
- SAN Security
- SAN Server
- SAN Topology
- Sandbox
- Sandbox
- Sandbox
- Sandboxing
- Sandy Bridge
- Sans Serif
- SAP
- SAP
- SAP
- SAP DB
- SAP Exchange Infrastructure (SAP XI)
- SAP HANA
- SAP IA
- SAP Integration Adapter (SAP IA)
- SAP Integration Repository (SAP IR)
- SAP Integration Server (SAP IS)
- SAP IR
- SAP IS
- SAP XI
- Sarbanes-Oxley Act (SOX)
- Sargeable
- SAS
- SAS
- Sass
- Sasser Worm
- SAST
- SATA
- SATA II
- Satellite Broadband
- Satellite Broadcasting
- Satellite Communications
- Satellite Dish
- Satellite Internet
- Satellite Internet Access
- Satellite Link
- Satellite Navigation
- Satellite Phone
- Satellite Television (Satellite TV)
- Satellite TV
- SAX
- SB-ADPCM
- SBC
- SBC
- SBC
- SbD
- SBI
- SC
- SC
- SC
- SCA
- SCA
- SCADA
- Scala
- Scalability
- Scalable Agile
- Scalable Link Interface (SLI)
- Scalable Orthogonal Frequency Division Multiple Access (SOFDMA or S-OFDMA)
- Scalable Processor Architecture (SPARC)
- Scalable Vector Graphics (SVG)
- Scalar
- Scale Out
- Scan Chain Reordering
- ScanDisk
- Scanf
- Scannable Resume
- Scanner
- Scanning Electron Microscope (SEM)
- Scarecrow Technology
- Scareware
- Scatternet
- SCC
- SCCM
- SCCS
- SCE
- Scheduler
- Scheduling
- Schema
- Schema Change
- Schema Matching
- Schema Object
- Schema on Read
- Schema on Write
- Schematic Capture
- SCI
- Scikit-Learn
- SciPy
- SCM
- SCM
- SCM
- SCM
- SCMS
- SCOM
- Scope Creep
- SCORM
- SCP
- SCPI
- Screen Name
- Screen Scraping
- Screen Sharing
- Screencast
- Screened Subnet Firewall
- Screensaver
- Screenshot
- Script Kiddie
- Scripting Engine
- Scripting Language
- Scriptlet
- Scripts
- Scrobble
- Scrolling
- Scrum
- Scrum Master
- Scrum Sprint
- SCSI
- SCSI
- SCSI Host Adapter
- SCSI Termination
- SCSI-2
- SCSI-3
- SCSI-5
- SCTP
- SCTP
- Scumware
- Scunthorpe Problem
- SCV
- SD Card
- SD-WAN
- SDDC
- SDDL
- SDE
- SDE
- SDH
- SDHC
- SDI
- SDK
- SDLC
- SDLC
- SDLC
- SDLT
- SDMA
- SDMI
- SDN
- SDN Monitoring Application
- SDO
- SDP
- SDP
- SDRAM
- SDS
- SDS
- SDSL
- SDx
- Sealed Class
- Seamless Integration
- Seamless Interface
- Search Algorithm
- Search Box
- Search Engine
- Search Engine Marketing (SEM)
- Search Engine Optimization (SEO)
- Search Engine Query
- Search Engine Rank (Search Rank)
- Search Engine Results Page (SERP)
- Search Engine Spider
- Search Engine Traffic
- Search Plus Your World (SPYW)
- Search Rank
- Seat
- Seat Management
- SecaaS or SaaS
- SECC
- SECD Machine
- Second Generation (Programming) Language (2GL)
- Second Generation Wireless (2G)
- Second Normal Form (2NF)
- Second Screen
- Second-Level Domain (SLD)
- Secondary Audio Program (SAP)
- Secondary Cache
- Secondary Memory
- Secondary Server
- Secondary Storage Device
- Secret Key
- Section 508
- Secure Coding
- Secure Connection
- Secure Cookie
- Secure Copy
- Secure Data Storage
- Secure Delete
- Secure Digital Card (SD Card)
- Secure Digital High Capacity (SDHC)
- Secure Digital Music Initiative (SDMI)
- Secure Electronic Transaction (SET)
- Secure File Sharing
- Secure File Transfer Protocol (SFTP)
- Secure FTP Server (SFTP Server)
- Secure Hash Algorithm (SHA)
- Secure Hash Algorithm 1 (SHA-1)
- Secure Hash Algorithm 2 (SHA-2)
- SECURE IT Act
- Secure MIME (S/MIME)
- Secure Neighbor Discovery Protocol (SEND Protocol)
- Secure Network Address Translation (SecureNA or SNAT)
- Secure Print
- Secure Real-Time Protocol (Secure RTP or SRTP)
- Secure RTP or SRTP
- Secure Server
- Secure Shell (SSH)
- Secure Socket Layer Checker (SSL Checker)
- Secure Socket Layer Encryption (SSL Encryption)
- Secure Socket Layer Server (SSL Server)
- Secure Socket Layer Test (SSL Test)
- Secure Socket Layer Unified Communications Certificate (SSL UCC)
- Secure Socket Layer Virtual Private Network (SSL VPN)
- Secure Sockets Layer (SSL)
- Secure Sockets Layer Certificate (SSL Certificate)
- Secure Sockets Layer Certificate Authority (SSL Certificate Authority)
- Secure Web Gateway
- SecureNA or SNAT
- Security Architecture
- Security as a Service (SecaaS or SaaS)
- Security Assertion Markup Language (SAML)
- Security Association (SA)
- Security Breach
- Security by Design (SbD)
- Security Certificate
- Security Descriptor
- Security Descriptor Definition Language (SDDL)
- Security Event Management
- Security Framework
- Security Identifier (SID)
- Security Incident
- Security Incident and Event Management (SIEM)
- Security Information Management (SIM)
- Security Manager
- Security Operations Center (SOC)
- Security Orchestration, Automation and Response (SOAR)
- Security Policy
- Security Requirements Traceability Matrix (SRTM)
- Security Software
- Security Testing
- Security Through Obscurity (STO)
- Security Token
- Security+ Certification
- Security-Enhanced Linux (SELinux)
- Seed
- Seed Nurturing
- Seedbox
- Seek Time
- Segfault
- Segment Routing
- Segmentation Fault (Segfault)
- Segregated Witness (SegWit)
- SegWit
- SegWit2x
- SEI
- SELECT (Databases)
- Selective Backup
- Selective Laser Sintering (SLS)
- Self-Balancing Binary Search Tree
- Self-Closing Tag
- Self-Describing Message
- Self-Destructing Email
- Self-Driving Data Center
- Self-Join
- Self-Monitoring, Analysis and Reporting Technology (SMART)
- Self-Organizing Map (SOM)
- Self-Provisioning
- Self-Relocating Program
- Self-Replicating Machine
- Self-Serve Access Portal
- Self-Service Analytics
- Self-Service Business Intelligence (SSBI)
- Self-Test and Fault Isolation
- Selfie
- Selfiediction
- SELinux
- SEM
- SEM
- Semantic Data Model
- Semantic Element
- Semantic Gap
- Semantic Network
- Semantic Repository
- Semantic Search
- Semantic Web
- Semantic Web Agreement Group (SWAG)
- Semantic Web Browser
- Semantic Zoom
- Semantics
- Semaphore
- SEMI
- Semi-Automatic Ground Environment (SAGE)
- Semi-Structured Data
- Semi-Supervised Learning
- Semiconductor
- Semiconductor Equipment and Materials International (SEMI)
- SEND Protocol
- Send To Receive (S2R)
- Sender Policy Framework (SPF)
- Sensitive Compartmented Information (SCI)
- Sensitive Information
- Sensor Fusion
- Sensorization
- Sentiment Analysis
- SEO
- SEO Platform
- SEO Services
- Sequence Diagram
- Sequenced Packet Exchange (SPX)
- Sequenced Packet Protocol (SPP)
- SerDes
- Serial Advanced Technology Attachment (SATA)
- Serial Advanced Technology Attachment II (SATA II)
- Serial Attached SCSI (SAS)
- Serial Communication
- Serial Copy Management System (SCMS)
- Serial Inkjet Printer
- Serial Interface
- Serial Port
- Serial Presence Detect (SPD)
- Serial Processor
- Serial Server
- Serial Storage Architecture (SSA)
- Serialization
- Serializer/Deserializer (SerDes)
- Serif
- SERP
- Server
- Server Accelerator Card
- Server Architecture
- Server Cage
- Server Chassis
- Server Colocation
- Server Consolidation
- Server Down Saturday
- Server Farm
- Server Hosting
- Server Instance
- Server Intelligent Storage (SIS)
- Server Inventory
- Server Message Block (SMB)
- Server Message Block Protocol (SMB Protocol)
- Server Mirroring
- Server Monitoring
- Server Monitoring Software
- Server Operating System (Server OS)
- Server OS
- Server Redundancy
- Server Room
- Server Software
- Server Sprawl
- Server Virtualization
- Server-Based Computing (SBC)
- Serverless Architecture
- Serverless Backup
- Serverless Computing
- Serverless Printing
- Service Advertising Protocol (SAP)
- Service Assurance Platform
- Service Broker
- Service Bureau
- Service Catalog
- Service Control Manager (SCM)
- Service Data Objects (SDO)
- Service Delivery Platform (SDP)
- Service Desk
- Service Insertion
- Service Integration And Management (SIAM)
- Service Integration Maturity Model (SIMM)
- Service Inventory
- Service Level
- Service Level Agreement (SLA)
- Service Life Cycle Management (SLM)
- Service Location Protocol (SLP)
- Service Management System (SMS)
- Service Migration
- Service Oriented Architecture Governance
- Service Pack (SP)
- Service Provider
- Service Record (SRV Record)
- Service Set Identifier (SSID)
- Service Switching Point (SSP)
- Service-Level Management (SLM)
- Service-Oriented Analysis and Design (SOAD)
- Service-Oriented Architecture (SOA)
- Service-Oriented Architecture Networking (SOA Networking)
- Service-Oriented Architecture Registry (SOA Registry)
- Service-Oriented Architecture Repository (SOA Repository)
- Service-Oriented Architecture Security (SOA Security)
- Service-Oriented Business Application (SOBA)
- Service-Oriented Modeling and Architecture (SOMA)
- Servlet Life Cycle
- Servo Motor
- Session
- Session Announcement Protocol (SAP)
- Session Bean
- Session Border Controller (SBC)
- Session Controller (SC)
- Session Cookie
- Session Description Protocol (SDP)
- Session Hijacking
- Session Initiation Protocol (SIP)
- Session Initiation Protocol for Business (SIP-B)
- Session Initiation Protocol Trunking (SIP Trunking)
- Session Layer
- Session State
- SET
- SET
- Set Cursor
- Set-Top Box (STB)
- SFA
- SFC
- SFC
- SFF
- SFHMA
- SFM
- SFP
- SFP
- SFTP
- SFTP
- SFTP Server
- SGA
- SGEN
- SGML
- SGW
- sh
- SHA
- SHA-1
- SHA-2
- Shadow Banning
- Shadow IT
- Shadow Mask
- Shaking My Head (SMH)
- Shallow Copy
- Shannon's Law
- Sharable Content Object Reference Model (SCORM)
- Sharding
- Shared Call Appearance (SCA)
- Shared Contact Center (SCC)
- Shared Control
- Shared Ethernet Adapter
- Shared Hosting
- Shared Key Authentication (SKA)
- Shared Loop
- Shared Memory
- Shared Resources
- Shared Secret
- Shared Source
- Shared Storage
- SharePoint
- SharePoint Records Management
- Shareware
- Sharing Economy
- SHDSL
- Sheepdip
- Shelfware
- Shell
- Shell Script
- Shell Variable
- Shielded Twisted Pair (STP)
- Shim
- Shop Floor Control (SFC)
- Shopping Bot
- Short Code
- Short Message Peer-to-Peer (SMPP)
- Short Message Service (SMS)
- Short Message Service Center (SMSC)
- Shortest Job First (SJF)
- Shotgun Approach
- Shotgun Debugging
- Shoulder Surfing
- Shovelware
- Show Control
- Showrooming
- Showstopper Bug
- Shrink Wrap
- Shunt
- SHV Connector
- Shylock Malware
- SI
- SI
- SI
- SI
- SI Prefix
- SIAM
- SID
- Side Scroller
- Sidejacking
- SIEM
- SIF
- SIGCOMM
- Signal
- Signal Generator (SGEN)
- Signal Strength
- Signaling Gateway (SGW)
- Signaling System No.7 (SS7)
- Signature Block
- Signature Field
- Signature Verification
- Silent Monitoring
- Silicon
- Silicon Alley
- Silicon Anode Battery
- Silicon on Insulator (SOI)
- Silicon Photonics
- Silicon Valley
- Silo
- Silver Satin
- SIM
- SIM Card
- SIM Swap Scam
- SIM Toolkit (STK)
- Simian Army
- SIMM
- SIMM
- SIMPLE
- Simple API For XML (SAX)
- Simple Directmedia Layer
- Simple File Transfer Protocol (SFTP)
- Simple Inexpensive Mobile Computer (Simputer)
- Simple Knowledge Organization System (SKOS)
- Simple Mail Transfer Protocol (SMTP)
- Simple Network Management Protocol (SNMP)
- Simple Network Management Protocol Version 2 (SNMPv2)
- Simple Network Time Protocol (SNTP)
- Simple Object Access Protocol (SOAP)
- Simple Protocol for Independent Computing Environments (SPICE)
- Simple Web Indexing System For Humans (SWISH)
- SimpleText
- Simplex Method
- Simputer
- Simula
- Simulated Annealing
- Simulation
- Sinclair ZX Spectrum
- Sinclair ZX81
- Single Carrier Radio Transmission Technology (1xRTT)
- Single Chip Cloud Computer
- Single Connector Attachment (SCA)
- Single Edge Contact Cartridge (SECC)
- Single Inheritance
- Single Inline Memory Module (SIMM)
- Single Inline Package (SIP)
- Single Large Expensive Disk (SLED)
- Single Pane of Glass
- Single Point of Failure (SPOF)
- Single Responsibility Principle (SRP)
- Single Sign-On (SSO)
- Single Source Proof Of Concept
- Single System Image (SSI)
- Single Unix Specification
- Single-Board Computer (SBC)
- Single-Electron Transistor (SET)
- Single-Image Mode
- Single-Layer Neural Network
- Single-Mode Fiber
- Single-Mode Fiber Transceiver
- Single-Pair High-Speed Digital Subscriber Line (SHDSL)
- Single-Sourcing
- Singleton
- Singularity
- SIO
- SIP
- SIP
- SIP for Instant Messaging and and Presence Leveraging Extensions (SIMPLE)
- SIP Trunking
- SIP-B
- Siri
- SIS
- SISAL
- SIT
- Site License
- Site Map
- Site Recovery Manager
- Site Reliability Engineering (SRE)
- Site Survey
- Site-to-Site VPN
- Six Degrees of Freedom (6DOF)
- Six Sigma
- Sizeof Operator
- SJF
- SKA
- Skeletal Animation
- Skeleton Network
- Sketchpad
- Skeuomorphism
- Skinless Server
- Skinput
- SKOS
- SKU
- Skunkworks
- SkyDrive
- Skype
- Skyscraper Ad
- SLA
- SLA
- Slacktivism
- Slackware Linux
- Slashdot Effect
- SLD
- SLED
- SLI
- Slide Phone
- SlideRocket
- Sliding Window
- Slimeware
- SLM
- SLM
- SLM
- Slow Frequency Hopped Multiple Access (SFHMA)
- Slow Technology Movement
- SLP
- SLS
- SM
- SMA
- SMA
- SMA Connector
- Small Computer System Interface (SCSI)
- Small Data
- Small Form Factor (SFF)
- Small Form-Factor Pluggable (SFP)
- Small Form-Factor Pluggable Transceiver (SFP)
- Small Outline Dual Inline Memory Module (SO-DIMM)
- Small to Medium-Sized Businesses (SMBs)
- Smalltalk
- SMART
- Smart Antenna
- Smart Badging
- Smart Battery
- Smart Card
- Smart Chip
- Smart City
- Smart Client
- Smart Contract
- Smart Device
- Smart Display
- Smart Dust
- Smart Grid
- Smart Key
- Smart Refrigerator
- Smart Tag
- Smart Television (Smart TV)
- Smart Terminal
- Smart TV
- Smartphone
- Smartsheet
- Smartwatch
- Smash The Stack
- SMB
- SMB Protocol
- SMBs
- SMD
- SMDS
- SME
- SMH
- SMI-S
- Smiley
- Smitfraud
- SML
- SMM
- SMO
- Smoke Testing
- SMP
- SMPP
- SMPS
- SMS
- SMS
- SMS Gateway
- SMS Phishing
- SMSC
- SMT
- SMTP
- SMTP Relay
- Smurf Attack
- Smurfing
- SNA
- SNA
- SNAP
- SnapChat
- Snapshot Backup
- Snapshot Replication
- Snarf
- Snarf and Barf Programming
- Sneakernet
- SNIA
- Sniffer
- Snippet
- Snipping Tool
- SNMP
- SNMPv2
- Snooping Protocol
- Snoopware
- Snort
- Snowflake Schema
- Snowshoe Spamming
- SNS
- SNTP
- SO-DIMM
- SOA
- SOA
- SOA Networking
- SOA Registry
- SOA Repository
- SOA Security
- SOAD
- SoakSoak Malware
- SOAP
- Soap Opera Effect
- SOAR
- SOBA
- SoC
- SoC
- SOC
- Social BI
- Social Bookmarking
- Social Business Intelligence (Social BI)
- Social Computing (SoC)
- Social CRM
- Social Currency
- Social Customer Relationship Management (Social CRM)
- Social Discovery
- Social Engineering
- Social Graph
- Social Master Data Management (Social MDM)
- Social MDM
- Social Media
- Social Media Analytics (SMA)
- Social Media Analytics Tools
- Social Media Cleansing
- Social Media Fatigue
- Social Media Hermit
- Social Media Manager
- Social Media Marketing (SMM)
- Social Media Maven
- Social Media Monitoring
- Social Media Optimization (SMO)
- Social Media Snooping
- Social Media War Room
- Social Network
- Social Network Analysis (SNA)
- Social Networking Site (SNS)
- Social Platform
- Social Routing
- Social Search
- Social Shopping
- Social Software
- Social Spreadsheet
- Social Web
- Socialbot
- Socialcasting
- Sociotechnical
- Sock Puppet Marketing
- Socket
- Socket 370
- Sockpuppet
- SOE
- SOFDMA or S-OFDMA
- Soft Bounce
- Soft Copy
- Soft Fork
- Soft Reboot
- Soft Reset
- Soft Robotics
- Soft Token
- Softcoding
- Softcooling
- Softkey
- Softlifting
- Softmodem
- Softphone
- Software
- Software Agent
- Software Architect
- Software Architecture
- Software as a Service (SaaS)
- Software As A Service Business Intelligence (SaaS BI)
- Software as a Service Enterprise Resource Planning (SaaS ERP)
- Software Asset Management (SAM)
- Software Audit
- Software Bug
- Software Configuration Management (SCM)
- Software Development
- Software Development Environment (SDE)
- Software Development Kit (SDK)
- Software Development Life Cycle (SDLC)
- Software Development Life Cycle Model (SDLC)
- Software Development Process
- Software Engineer
- Software Engineering
- Software Engineering Institute (SEI)
- Software Framework
- Software Handshaking
- Software Hang
- Software House
- Software Interrupt
- Software Inventory Management
- Software Library
- Software License Agreement
- Software Licensing
- Software Life Cycle
- Software Metric
- Software Modem
- Software Package
- Software Patent
- Software Piracy
- Software Pirate
- Software Plus Services
- Software Program
- Software Propagation
- Software Protection Dongle
- Software Quality Assurance (SQA)
- Software RAID
- Software Repository
- Software Rot
- Software Security
- Software Stack
- Software Switch
- Software Tester
- Software Testing
- Software Testing Life Cycle (STLC)
- Software Theft
- Software Troubleshooting
- Software Versioning
- Software Visualization
- Software, Platform, Infrastructure Model (SPI Model)
- Software-Defined Anything (SDx)
- Software-Defined Data Center (SDDC)
- Software-Defined Everything (SDE)
- Software-Defined Infrastructure (SDI)
- Software-Defined Networking (SDN)
- Software-Defined Networking Monitoring Application (SDN Monitoring Application)
- Software-Defined Security (SDS)
- Software-Defined Storage (SDS)
- Software-Defined Wide Area Network (SD-WAN)
- SoFunny Worm
- SOI
- SoIP
- Solaris
- Sole Source Procurement
- Solenoid
- Solid Ink
- Solid State
- Solid State Component
- Solid State Drive (SSD)
- Solid State Drive Array (SSD Array)
- Solid State Hybrid Drive (SSHD)
- Solid State Recorder (SSR)
- Solid-State Computer (SSC)
- Solid-State Storage (SSS)
- SoLoMo
- Solution Architecture
- Solution Stack
- SOM
- SOM
- SOMA
- SONET
- Sony/Philips Digital Interface (S/PDIF)
- SOP
- SOPA
- SORBS
- SORT
- Sorting Algorithm
- SoSaaS
- Sound Card
- Soundex
- SoundExchange (SX)
- Source Code
- Source Code Analysis
- Source Code Analysis Tool
- Source Code Control System (SCCS)
- Source Code Escrow
- Source Code Manager (SCM)
- Source Deduplication
- Source Routing
- Southbound Interface (SBI)
- Southbridge
- SOX
- SP
- Space Complexity
- Space Hacking
- Space Shifting
- SpaceMouse
- Spacewar
- Spaghetti Code
- Spaghetti Diagram
- Spam
- Spam Account
- Spam and Open Relay Blocking System (SORBS)
- Spam Blocker
- Spam Blog (Splog)
- Spam Filter
- Spam Over Internet Telephony (SPIT)
- Spam Trap
- Spambot
- Spamdexing
- Spamdress
- Spamming
- Spamvertise
- Spamware
- Spanning Tree Protocol (STP)
- SPARC
- Spark Streaming
- SPARQL
- SPARQL Protocol And RDF Query Language (SPARQL)
- Sparse Array
- Sparse Autoencoder (SAE)
- Sparse Matrix
- Sparsity and Density
- Spatial Data
- Spatial Data Mining
- Spatial Database
- Spatial Division Multiple Access (SDMA)
- Spatial Light Modulator (SLM)
- Spatial Modeling
- Spatial Multiplexing (SM)
- Spatial Streaming
- SPAU
- SPC
- SPD
- SPDY Protocol
- Spear Phishing
- Spectrum Allocation
- Spectrum Analyzer
- Spectrum Crunch
- Spectrum Efficiency
- Spectrum Harmonization
- Speech Analytics
- Speech Circuit
- Speech Synthesis
- Speech-to-Text Software
- Speed Dial
- Spell Checker
- SPF
- SPGA
- SPI Model
- SPICE
- Spider
- Spider Trap
- Spike
- Spike Testing
- Spin-Up
- Spinner
- Spinning Disk
- Spintronics
- SPIT
- Splash Page
- Splash Screen
- Splay Tree
- Split DNS
- Split Domain Name System (Split DNS)
- Split Horizon
- Split Multi-Link Trunking
- Split Tunneling
- Splog
- SPM
- SPOF
- Spoiler
- Spoof Website
- Spoofing
- Spooling
- Spot Cooling
- Spotify
- SPP
- SPP
- Spread Spectrum
- Spreadsheet
- Spreadsheet Software
- Spring Framework
- SprintLink
- Sprite
- Sprite Effects
- SPSS
- SPX
- Spy Camera
- SPYW
- Spyware
- SQA
- SQL
- SQL Agent
- SQL As A Service (SQLaaS)
- SQL Diagnostics
- SQL Injection
- SQL Injection Attack
- SQL Injection Scanner
- SQL Injection Test
- SQL Injection Tool
- SQL on Hadoop
- SQL Performance
- SQL Profiler
- SQL Query Monitoring
- SQL Server
- SQL Server BI
- SQL Server Business Intelligence (SQL Server BI)
- SQL Server Integration Services (SSIS)
- SQL Slammer
- SQLaaS
- SqlClient
- SQLite
- Square Connector (SC)
- Squeak
- Squeeze Page
- SQUID
- SRAM
- SRE
- SRM
- SRM
- SRP
- SRTM
- SRV Record
- SRWare Iron
- SS7
- SSA
- SSADM
- SSADM
- SSBI
- SSC
- SSCP
- SSD
- SSD Array
- SSH
- SSHD
- SSI
- SSID
- SSIS
- SSL
- SSL Certificate
- SSL Certificate Authority
- SSL Certificate Authority
- SSL Certification
- SSL Checker
- SSL Encryption
- SSL Server
- SSL Test
- SSL UCC
- SSL VPN
- SSLeay
- SSO
- SSP
- SSP
- SSR
- SSS
- ST Connector
- ST-506 Interface
- Stack
- Stack Buffer
- Stack Environment Control Dump Machine (SECD Machine)
- Stack Frame
- Stack Overflow
- Stack Smashing
- Stack Trace
- Stack Unwinding
- Staggered Pin Grid Array (SPGA)
- Staggered Spin-Up
- Staging Server
- Stale Pointer Bug
- Stand-Up Meeting
- Standalone Server
- Standard Commands For Programmable Instruments (SCPI)
- Standard Generalized Markup Language (SGML)
- Standard Input Format (SIF)
- Standard ML (SML)
- Standard Operating Environment (SOE)
- Standard Parallel Port (SPP)
- Standard Template Library (STL)
- Standards-Based System
- Standby
- Standby Power
- Standing Wave Ratio (SWR)
- Star Schema
- Star Topology
- Star Wars Kid
- Start of Authority (SOA)
- Startup
- Startup Folder
- Startup Program
- State
- State Diagram
- State Machine
- Stateful Inspection
- Stateless Protocol
- Static
- Static Application Security Testing (SAST)
- Static Code Analysis
- Static Data
- Static Database Management System (Static DBMS)
- Static DBMS
- Static Electricity
- Static Field
- Static Internet Protocol (Static IP)
- Static Internet Protocol Address
- Static IP
- Static Library
- Static Link
- Static Members
- Static Method
- Static NAT
- Static Random Access Memory (SRAM)
- Static Routing
- Static Shielding Bag
- Static Testing
- Static Timing Analysis
- Static URL
- Static Verification
- Static Visualization Toolkit (Static VTK)
- Static VTK
- Static Web Page
- Statically Typed
- Statistical Mean
- Statistical Package for the Social Sciences (SPSS)
- Statistical Process Control (SPC)
- Statistical Time Division Multiplexing (STDM, StatMUX)
- Status Bar
- STB
- STD
- STDM, StatMUX
- Stealth Mode
- Stealth Virus
- Steganography
- Stemmer
- Stepper Motor
- Stereolithography (SLA)
- Stereophonic Sound
- Stereoscopic Imaging
- Steve Crocker
- Steve Jobs
- Steve Wozniak
- Sticky Bit
- Sticky Notes
- StickyKeys
- STK
- STL
- STLC
- STM-1
- STO
- Stochastic
- Stock Photo
- Stock-Keeping Unit (SKU)
- Stocking
- Stop Motion Animation
- Stop Online Piracy Act (SOPA)
- Storage
- Storage Area Network (SAN)
- Storage Area Network Architecture (SAN Architecture)
- Storage Area Network Certificate (SAN Certificate)
- Storage Area Network File System (SAN File System)
- Storage Area Network Management (SAN Management)
- Storage Area Network Monitoring Tool (SAN Monitoring Tool)
- Storage Area Network Security (SAN Security)
- Storage Area Network Server (SAN Server)
- Storage Area Network Topology (SAN Topology)
- Storage as a Service (SaaS)
- Storage at the Edge
- Storage Bottleneck
- Storage Capacity
- Storage Consolidation
- Storage Device
- Storage I/O
- Storage Infrastructure
- Storage Management
- Storage Management Initiative Specification (SMI-S)
- Storage Management Software
- Storage Networking
- Storage Networking Industry Association (SNIA)
- Storage Optimization
- Storage over Internet Protocol (SoIP)
- Storage Performance
- Storage Performance Platform
- Storage Provisioning
- Storage Resource Management (SRM)
- Storage Robot
- Storage Security
- Storage Server
- Storage Service Provider (SSP)
- Storage Snapshot
- Storage Spaces
- Storage Testing
- Storage Virtualization
- Store and Forward
- Store-and-Forward Manager (SFM)
- Store-and-Forward Voice
- Stored Procedure
- Stove Piped Development
- Stovepipe Application
- STP
- STP
- Straight Tip Connector (ST Connector)
- Straight-Through Cable
- Strain Relief
- Strategic Information Office (SIO)
- Straw Man
- Stream Cipher
- Stream Control Transmission Protocol (SCTP)
- Stream Control Transmission Protocol Endpoint (SCTP)
- Stream Processing
- Stream Recorder
- Streaming Analytics
- Streaming Media
- Streams And Iteration In A Single Assignment Language (SISAL)
- Streisand Effect
- Stress Puppy
- Stress Testing
- String
- Stringly Typed
- Strong AI
- Strong Artificial Intelligence (Strong AI)
- Strong Authentication
- Strong Password
- StrongARM
- Strongly Typed
- Structure Diagram
- Structured Analysis
- Structured Data
- Structured English
- Structured Prediction
- Structured Programming
- Structured Query Language (SQL)
- Structured System Analysis and Design Method (SSADM)
- Structured Systems Analysis And Design Method (SSADM)
- Struts Framework
- Stub
- Stub Network
- StubNet
- Stuxnet
- Style Sheet
- Stylus
- Sub-band Adaptive Differential Pulse Code Modulation (SB-ADPCM)
- Sub-Menu
- Subarray
- Subdomain
- Subject Matter Expert (SME)
- Subject-Oriented Programming
- SubMiniature Version A Connector (SMA Connector)
- Subnet
- Subnet Mask
- Subnet Number
- Subnetting
- Subnetwork (Subnet)
- Subnetwork Access Protocol (SNAP)
- Subreddit
- Subscribe
- Subscriber Identity Module Card (SIM Card)
- Subscription Video on Demand (SVoD)
- Subscription-Based Pricing
- Subsidiary Rights
- Substitution Cipher
- Subtyping
- Suffix Tree
- Sun Cloud
- Sun ONE
- Sun Open Net Environment (Sun ONE)
- Sun Workshop Teamware
- Super Advanced Intelligent Tape (SAIT)
- Super Cookie
- Super Digital Linear Tape (SDLT)
- Super VGA or SVGA
- Super Video Graphics Array (Super VGA or SVGA)
- Super Wi-Fi
- Super-Speed Internet
- Super-video (S-Video)
- Superbill
- Superblock
- Supercapacitor
- Supercomputer
- Superconducting Quantum Interference Device (SQUID)
- Superconductor
- Superconverged Cloud Infrastructure
- SuperFetch
- Superfish
- Superintelligence
- Superkey
- Supernet
- Superscalar Processor
- Superserver
- Superstitial
- Superuser
- Supervised Learning
- Supervisor Call
- Supervisor Mode
- Supervisory Control and Data Acquisition (SCADA)
- Supplier Relationship Management (SRM)
- Supply Chain Execution (SCE)
- Supply Chain Management (SCM)
- Supply Chain Optimization
- Supply Chain Planning (SCP)
- Supply Chain Visibility (SCV)
- Support Level
- Support Vector Machine (SVM)
- SURBL
- Surface Computer
- Surface Modeling
- Surface-Mount Device (SMD)
- Surface-Mount Technology (SMT)
- Surfing
- Surge Protector
- Surrogate Key
- Surround Sound
- Surveillance Capitalism
- SUSE Linux
- Suspend Mode
- SVC
- SVG
- SVGA Monitor
- SVM
- SVN
- SVoD
- SWAG
- Swap File
- Swarm Intelligence (SI)
- Swear Filter
- Swift
- Swirl
- SWISH
- Swiss Army Chainsaw
- Switch
- Switch Framework
- Switch Router
- Switch Statement
- Switched Line
- Switched Multimegabit Data Service (SMDS)
- Switched Virtual Circuit (SVC)
- Switched-Mode Power Supply (SMPS)
- Switching
- Switching Fabric
- Switchover
- Swivel Chair Interface
- Swizzling
- SWR
- SX
- SX-64
- SYLK
- Syllogism
- Symantec Operations Readiness Tools (SORT)
- Symbian
- Symbian 3
- Symbolic Link (SYLK)
- Symmetric Digital Subscriber Line (SDSL)
- Symmetric Encryption
- Symmetric Multiprocessing (SMP)
- SYN Attack
- Syn Flooding
- Syncdocs
- Synchronization
- Synchronize and Stabilize
- Synchronous
- Synchronous Digital Hierarchy (SDH)
- Synchronous DRAM (SDRAM)
- Synchronous Groupware
- Synchronous Key Encryption
- Synchronous Learning
- Synchronous Messaging
- Synchronous Optical Networking (SONET)
- Synchronous Replication
- Synchronous Transmission
- Synchronous Transport Module Level-1 (STM-1)
- Syntactic Sugar
- Syntactically Awesome Stylesheets (Sass)
- Syntax
- Syntax Error
- Syntax Validation
- Synthetic Backup
- Synthetic Data
- Syslog
- SysRq
- System Administration
- System Administrator (SA)
- System Backup
- System Bus
- System Catalog
- System Center Configuration Manager (SCCM)
- System Checkpoint
- System Configuration (SC)
- System Design
- System Development Lifecycle (SDLC)
- System File
- System File Checker (SFC)
- System Global Area (SGA)
- System Integration (SI)
- System Integration Testing (SIT)
- System Integrator (SI)
- System Log (Syslog)
- System Migration
- System Object Model (SOM)
- System on a Chip (SoC)
- System Performance Monitor (SPM)
- System Programming
- System Request (SysRq)
- System Requirements
- System Restore
- System Security Plan
- System Software
- System Testing
- System Time
- System Tray (Systray)
- System Unit
- System-Level Security
- Systems Analysis
- Systems Analyst
- Systems Management
- Systems Network Architecture (SNA)
- Systems Security Certified Practitioner (SSCP)
- Systray