signature system
signatuurisüsteem

olemus
(a) sõltub kontekstist
näide: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-5.pdf

(b) = asümmeetriline signatuurisüsteem

AKIT

# a b c d e f g h i j k l m n o p q r s t u v w x y z

S S-box transformation S-DES S-FSK S-HTTP s-secure S.M.A.R.T S/Key S/MIME S/PDIF s2s SA SAaaS SaaS (1)SaaS (2)SaaS (3)sabotage saddle stapling saddle stitching with staples saddle stitching with thread safe (1)safe (2)safe deposit box safe integration *safe mode safe prime safeguard safeguarding SafeKey safety safety data sheet safety extra-low voltage safety factor safety integrity safety integrity level safety measure safety net (1)safety plan safety shield safety system safety threshold safety-instrumented system SAGE SAID (1)SAID (2)SAIDI salami shaving salami slicing salami tactics salt SAM (1)SAM (2)SAM owner SAM practitioner SAM program scope SAM tool Samba same-origin policy SAML sample (1)sample (2)sample (3)sample (4)sample (5)sample (6)sample rate sample space sample tag (1)sample tag (2)sampling (1)sampling (2)sampling (3)sampling frequency (1)sampling frequency (2)sampling rate sampling unit SAN SAN switch sanction (1)sanction (2)sanction (3)sand sandbox sandboxing Sandworm sanitization (1)sanitization (2)sanitize sanitizing sanity check SANS SANS Institute SAP (1)SAP (2)SAP (3)SAP ERP SAR Sasser SATA satisfaction (1)satoshi save (1)save (2)Saville savvy SBC SBD SBDH SBIRS SBU SCADA scaffolding (1)scaffolding (2)scalability scalable scalar scalar product scalar type scale (1)scale (2)scale (3)scale factor scale out scale type scale up scaled value scaling scam scam baiting scan scan engine scan line scanner scanning probe microscopy scanning server SCAP Scarab scareware scavenging SCCM SCCP (1)SCCP (2)SCD (1)SCD (2)scenario scene location schedule scheduled maintenance scheduler schema schemata schematic diagram Schengen area Schnorr identification scheme Schnorr signature SCI (1)SCIgen SCIM SCION (1)SCION (2)sclera scope (1)scope (2)scope (3)scope (4)scope (5)scope of attestation scope of exercise scope of service scoping score (1)score (2)score type measure scorecard SCP (1)SCP (2)scrambled document related information scrambler scrambling (1)scrambling (2)scrap screen (1)screen (2)screen (3)screen (4)screen capture screen door effect screen lock screen name (1)screen name (2)screen peeking (1)screen reader screen scraping Screen Tab screencasting (1)screencasting (2)screened host screened subnet screened subnetwork screening (1)screening (2)screening (3)screening router screensaver (1)screensaver (2)screensharing screenshot script (1)script (2)script (3)script (4)script (5)script kiddie script kiddy scripting language scroll status scrubber (1)scrum scrypt SCSI SCTP Scunthorpe problem SCVP SD card sd-wan SDK SDLC (1)SDM (1)SDMA SDMX SDN SDO SDP (1)SDP (2)SDP model SDSL sea-level use case seafarers' identity document seal (1)seal (2)sealed class sealed storage search search and retrieval search base search engine search engine hacking search engine marketing search engine optimization search operator search robot searching state seat management (1)SEB (1)SecaaS SECaaS seccomp second (1)second (2)second order logic second preimage attack second preimage resistance second-party audit second-party conformity assessment activity second-stage recycle bin secondary actor secondary cloud service secondary cloud service provider secondary site secondary use secrecy secret (1)secret (2)secret key secret key cryptography secret sharing (1)secret sharing (2)secret value derivation function secret word Seculert secure secure application secure area secure audit secure by design secure coding Secure copy secure cryptographic device secure envelope secure gateway secure hash algorithm secure mailing list secure messaging secure multi-tenancy secure multiparty computation Secure Shell secure signature-creation device secure state secure web gateway (1)secure web gateway (2)SecureCode secured message security (1)security (2)security (3)security (4)security (5)security administrator security advisor security alarm security alerts security analysis (1)security analysis (2)security appliance security architecture security as a service security aspect security assessment (1)security assessment (2)security association security association identifier security assurance component security assurance requirement security attribute security audit (1)security audit (2)security audit message security audit record security audit trail security auditor (1)security auditor (2)security authority security awareness security awareness education security banner security behavior security breach security bulletin security by default security by design security camera security certificate security certificate chain security claim security class (1)security clearance security code security committee security compliance checklist security concept security declaration security design security dimension security domain security engineering security event security event management security expert security failure security feature security flaw security function security function policy security functional requirement security gateway security governance security grade security hole security hologram security implementation standard security incident security information and event management security information management security ink security intelligence security kernel security label security layer security level (1)security level (2)security log security management security management objective security management policy security management programme security management target security mechanism security metrics security monitoring security objective security operation security operations center security operations management security operations objective security operations personnel security operations policy security operations programme security paper security pass security patch (1)security patch (2)security perimeter security personnel security plan security plane security policy security principal security printing security problem security problem definition security profile security property security requirement security scheme security sensitive information security sensitive material security server security service (1)security service (2)security standard (1)security standard (2)security status security sticker security strength security subclass security target security technology (1)security technology (2)security testing security theater security threat scenario security through obscurity security token (1)security token (2)security token (3)security token (4)security token service security type system security update security-critical security-related event Security+Sednit seed (1)SEED (2)seed site segfault segment (1)segment (2)segmentation segmentation fault segregation of duties selection selective disclosure selective dump selective field protection selective forgery selective laser sintering selective wait statement selector self-assessment evidence self-call self-defence self-defending network self-descriptiveness self-encrypting virus self-extracting self-hosting self-implementation self-service password reset self-signed certificate self-sovereign identity self-synchronizing stream cipher self-synchronous stream cipher self-test selfie SELinux SELV SEM semantic computing semantic data interoperability semantic discoverability semantic discoverability security semantic interoperability semantic search semantic URL semantic variation point Semantic Web semantics semaphore semi-free start collision attack semi-quantitative risk assessment semi-structured interview semi-supervised machine learning semiformal semigroup semilingual send-only Sender Policy Framework Sendmail sensational language sensitive asset sensitive attribute sensitive but unclassified sensitive data sensitive function sensitive information sensitive personal data (1)sensitive personal data (2)sensitive PII sensitive state sensitivity sensitivity label sensor (1)sensor (2)sensor (3)sensor (4)sensor and actuator network sensor network sensor node sentence (1)sentence (2)sentiment analysis sentiment analysis as a service SENV SEO (1)SEO (2)separate target style separated extra-low voltage separated interface separation of concerns separation of duties separation of facilities separator (1)sequence sequence diagram sequence number (1)sequence number (2)sequencer (1)sequencer (2)sequential sequential cohesion sequential execution sequential presentation (1)serial serial ATA serial bus serial communication serial console serial EEPROM serial interface serial number (1)serial number (2)serial port serialization (1)serialization (2)serialization (3)series (1)series (2)Serpent servability servant object serveability server server accelerator card server attack server capability (1)server capability (2)server capability (3)server cluster server consolidation server farm server request server sprawl server-based signature service (1)service (2)service (3)service (4)service (5)service access point service account service assurance service catalog service catalogue service code service delivery objective service design package service desk service level service level agreement service level clock service level commitment service level timer service life service management plan service pack service passport service principal service profile service provider service quality service request service request record service robot service set identifier service support (1)service support (2)service tree service-oriented architecture serviceability (1)serviceability (2)servlet servo (1)servo (2)servo control servomechanism servomotor session (1)session (2)session border controller session control session cookie session exposure session fixation session hijacking session ID session identifier session injection session key session layer session management session modification session poisoning session pollution session prediction session riding session sniffing session token SET set (1)set (2)set (3)set (4)set (5)set (6)set difference set of data set of first category set of permissions set theory set up set up algorithm setpoint setting method settings settled value (1)setup (1)setup (2)severe severity assessment sex (1)sex (2)sexting sextortion sexual solicitation SFA SFN SFP (1)SFP (2)SFR SFTP (1)SFTP (2)SFX SGML SGX SHA SHA-0 SHA-1 SHA-2 SHA-3 SHA-224 SHA-256 SHA-384 SHA-512 SHA-512/224 SHA-512/256 shadow app shadow deployment shadow index shadow IT shadow password shall shall not shallow copy Shamoon Shannon entropy shape shaped shard sharding (1)share (1)share (2)share (3)share (4)shared shared authentication (1)shared data shared folder shared key (1)shared key (2)shared key authentication shared ledger shared mailbox shared nothing architecture shared responsibility shared secret (1)shared secret (2)shared secret key shared service (1)shared service (2)shared-secret shareholder Sharemind shareware sheep dip shell (1)shell injection shell script shellcode shellscripting Shellshock shelter in place Shewhart cycle shield (1)shield (2)shield (3)shielded enclosure shielded room shielded twisted pair shift (1)shift (2)Shillelagh shim shit thrower shock (1)*shock (2)Shodan Shorewall short filename short-stay visa short-stroke key shortcut shortcut key shortest vector problem shortfall shorthand shot (1)shot (2)shot (3)shot (4)shot (5)should shoulder surfing SHOUTcast shred shredder (1)shredder (2)shrink-wrapped COTS shrinkwrap agreement SHS shuffling (1)shutdown SI (1)SI (2)SI base quantities SI base units SI derived units sibling SID side side channel side effect side stapling side stitching with staples side stitching with thread side view side-channel attack side-view reference plane sideband sidejacking sideloading SIEM sig sig block SIGINT sigma algebra sign (1)sign (2)sign (3)sign (4)sign (5)sign (6)sign language sign up (1)sign up (2)sign up (3)sign-in sign-off (1)sign-on signal (1)Signal (2)signal processing signal spot (1)signal spot (2)signal-to-noise ratio signals intelligence Signals Intelligence Directorate signatory (1)signatory (2)signature (1)signature (2)signature (3)signature (4)signature block signature key signature of a permutation signature page signature recognition signature system signature verifying algorithm signature-creation data signature-verification data signature/sign signed timestamp signee signer (1)signer (2)signer (3)significant significant automated decisions signing algorithm SigRed SIGTRAN silent installation silicon silicone Silk Road (2)SilkRoad (1)silo (1)silo (2)SIM (1)SIM (2)SIM card similarity attack similarity score Simjacker simple event simple extension (of a field)simple state simplex (1)simulation simulator simultaneous simultaneous keystrokes simultaneous presentation single classification single flux single login access single loss expectancy single monitor arm single password single point of contact single point of failure single sign-on access single-bit error single-factor authentication single-hop communication single-instance storage single-media single-mode fiber single-precision single-step interrupt single-threaded single-valued attribute sink node sinkhole server Sinowal SIP SIP ALG SIP gateway SIPRNet Sirefef SIS (1)site (1)site (2)site (3)site acceptance testing site scraper site survey (1)site survey (2)site-to-site VPN sitemap situational awareness size measure (1)sizing (1)SJF SJN SK SK ID Solutions AS SKA skeletal (1)skeletal (2)skeleton (1)skeleton (2)skeleton (3)skeleton (4)skeleton (5)skeleton crew skeleton frame skeleton key skeleton programming skeleton staff sketch (1)skew (1)skew (2)skewness skewness attack skid skiddie skill skinny client Skipjack skiptracing SKOS SKU Skype SLA slack space slag code slamming slap image slap prints slash notation (1)slave slave mode SLC (1)SLE sleep mode slicing slider (1)slider (2)slideshow sliding dot product sliding window slim client Slingshot slip (1)SLO slot (1)slot (2)slot (3)slot time slow read attack slug (1)slug (2)slug (3)slurping SM4 Smack small cell small data small round stamp smallest smallest common multiple smallint smallmoney SMART (1)smart building smart bulb smart card smart contract smart data smart device smart glasses smart grid smart home smart input smart key smart label smart lock smart manufacturing smart meter smart meter hack Smart Protection 2012 smart sensing smart sensor smart speaker smart token Smart-ID smartdust smartlet smartphone smartwatch SMB (1)SMB (2)SMBv1 vulnerability SME (1)smiley smishing SMiShing smoke testing smoking area smouldering SMS SMS phishing SMS spam SMS4 SMTP smudge attack smurf attack smurfing SN (1)SN (2)snake case snake oil snaplen snapshot (1)snapshot (2)snapshot dump snarfing sneakernet SNFS SNI sniffing snippet SNMP SNMP trap snoop server snooping attack Snowden Snowden effect SOA (1)SOA (2)SOA (3)soak testing SOAP Sobig SOC (1)SOC (2)SoC (3)SOCaaS social bookmarking social engagement social engineering social engineering attack surface social graph social hacker social involvement social media social network social network service social participation social plugin social protection social scoring social security social security card social security code social security number social software Social Web socially-engineered societal security societal security framework societal value socket (1)socket (2)socket-reuse shellcode sockpuppet SOCKS (1)SOCKS (2)SoD sodar Sofacy Group soft biometrics soft bounce soft certificate soft computing soft copy soft error soft fail (1)soft key soft link soft zoning SoftFail softlifting softlink softloading softphone softswitch software software agent software as a service software asset software asset management software attack surface software bug software change control board software component software consumer software copyright infringment software creator software development software development kit software engineering software entitlement software entitlement reconciliation software forensics software identification tag software license software license agreement software licensee software licensor software maintenance software metering software package software packager software phone software piracy software product software quality software sprawl software taggant software testing software usage software-defined networking software-defined storage software-defined WAN sofware suite SoGP SolarWinds sole responsibility solid line solid-outline rectangle solid-state battery solid-state drive solid-state hybrid drive solution (1)solution (2)solution (3)solution architect solvable solvent (1a)solvent (1b)solvent (2)solving sums sonar SONET sonic warfare sonic weapon sonogram (1)sonogram (2)Sony rootkit SOP Sophie Germain prime sort by x sorting sound (1)sound (2)source source code source code extraction source code repository source confirmation (1)source confirmation (2)source data (1)source data (2)source document source integrity source language source program source routing sourcing (1)sourcing (2)southbound interface SoW SP network (1)space (1)space (2)space (3)space bar space complexity space-division multiple access spacefiller virus Spacefilter spacer (1)spacial filtering spaghetti code spam spam blog spam filter spam relay spam score spam trap (1)spam trap (2)spambot spamdexing spamhaus Spamhaus Project spamvertising SPAN span (1)span (2)span (3)span (4)span (5)span (6)spanning spanning port spanning tree (1)Spanning Tree (2)spare part SPARQL sparse data sparse infector sparse virus spatial frequency spatial sampling rate spatial streaming spawn SPC SPD speaker diarization speaker recognition speaker separation speaker verification spearphishing spec sheet special authorization card special character special number field sieve special release special-purpose language specialised task specification specified requirement specifier (1)specifier (2)specify Spectre spectrogram (1)spectrogram (2)spectrum speculative execution speech speech recognition speech synthesis speech-to-text conversion spell checker spelling engine SPF (1)SPF (2)SPF (3)SPF failure spider spider chart spike (1)spike (2)spim spIM spin-off (1)spin-off (2)spin-off (3)spin-transfer torque memory spine-leaf architecture spiral development process spiral model SPIRITFIRE spiritual and intellectual privacy spiritual privacy SPIT splash screen splice (1)splice (2)splice tray splinternet split key split knowledge split tunneling SplitKey splitting field of a polynomial splog SPM (1)SPN SPOC SPOF spoliation sponge function sponsor (1)sponsor (2)sponsorship spontaneus volunteer spoofing spoofing attack spooling sporgery spot check spotlight SPQM-RM spread-spectrum communications spread-spectrum frequency shift keying spreadsheet spreadsheet program sprint (1)sprint review sprite sps (1)spy camera spying (1)spying (2)SpySheriff spyware SQL SQL injection SQL Slammer SQO SQuaRE square (1)square stamp squelch (1)SRTP SS7 SSCP SSD SSDP SSDP amplification attack SSH SSH CRC32 Compensation Attack SSHD SSI SSID SSID hiding SSITH SSL SSL card SSL pinning SSLE SSN SSO SSPR ST ST evaluation stable stable abstractions principle stable dependencies principle stack (1)stack (2)stack backtrace stack entropy stack frame stack machine stack overflow (1)Stack Overflow (2)stack pointer stack rank (1)stack smashing stack trace stack traceback staffing management plan stage (1)stage (2)stage (3)staged delivery development process Stagefright staggered spin-up staging server staircase function stakeholder (1)stakeholder (2)stakeout stale staleware stalker stalkerware stamp (1)stamp coupling stamper (1)stand-alone authentication tool standalone (1)standalone (2)standard (1)standard (2)standard (3)standard (4)standard (5)standard conditions standard deviation standard module Standard of Good Practice standard protection standard software standard-essential patent standardize standardized standby mode standby state standby time standing data stanza Staog stapled star chart star network star plot star topology starburst (1)starburst (2)STARK Starlink start date start page start screen start-up cost STARTTLS startup (1)startup (2)startup (3)startup (4)startup page state (1)state (2)state actor (1)state actor (2)state diagram state language state machine state machine diagram state secret state space state transition diagram state-sponsored terrorism statechart statechart diagram stateful inspection firewall stateful packet filtering stateless inspection firewall stateless person statement (1)statement (2)statement coverage statement of applicability statement of inventorship statement of work static (1)static (2)static authentication static diagram static Diffie-Hellman static discharge static dump static IP address static metadata static routing statistic statistical disclosure control statistical matching statistical significance statistical validity statistics status (1)status (2)status (3)statutory (1)statutory (2)statutory requirement stdin steady-state stealer stealth commanding stealth IT stealth virus stealthy stealware steganalysis steganography stenography stenotype step function stepping-stone stepwise stepwise refinement stereotype (1)stereotype (2)sticky bit sticky keys sticky policy stimulated emission stimulus stingray stipulate stipulated stipulation stipulation of nonliability stipulator STIX stochastic process stock chart stock keeping unit STONEGHOST stop (1)stop (2)stop (3)stop word stopwatch stopword storage (1)storage (2a)storage (2b)storage (3)storage area network storage as a service storage consolidation storage container (1)storage controller storage convergence storage device storage ecosystem storage element storage engine storage location (1)storage medium storage security storage service storage solution store (1)store (2)store and forward stored cookie Storm botnet Storm worm story (1)story card story point storyboard STP (1)STP (2)STP (3)straight P-box strategic exercise strategic risk strategy stratification (1)stratification (2)stream stream cipher stream socket streaming media (1)streaming media (2)streaming mode streaming read stress (1)stress (2)stress testing strict conformance string string type stringent stripe (1)stripe (2)striping stripping strong authentication strong encryption strong key strong name strong password strong prime strong secret strong-named assembly strongly bound credentials strongly typed language strongroom STRONTIUM structural testing structure analysis (1)structure diagram structure-based testing structured programming STS (1)STS (2)stub (1)stub (2)stub (3)study (1)study (2)stupidity Stuxnet style (1)style (2)stylesheet stylus sub-attack sub-characteristic sub-role sub-surface laser engraving sub-use case Sub7 subactivity (1)subactivity (2)subalgebra subcarrier subclassing subcontracting subcontractor subdomain subextension subfield subgroup subject (1)subject (2)subject (3)subject field (1)subject field (2)subject in contest subject in issue subject line subject of action subject of application subject of dispute subject of invention subject of law subject of license subject of patent subject of patent rights subject of patenting subject of proof subject to approval subject to execution subject-matter expert subkey (1)subkey (2)sublicense subliminal channel submask submit (1)submit (2)subnet subnet mask subnetting subordinate subpage subpoena subproject subproperty subscribe subscriber subscriber secure signature-creation device subscriber signature-creation data subscriber signature-verification data subscriber-SCD subscriber-SSCD subscriber-SVD subscription subscription-based license subsequent application subservice subset subsetting (1)Subseven subsidiary (1)subsidiary (2)subspace topology substantial change substate substitutability substitution (1)substitution (2)substitution (3)substitution cipher substrate (1)substrate (2)subsymbolic AI subsystem subterfuge subterfuge marketing subtype subversive biometric capture subject subversive user success success guarantee successor (1)successor (2)successor (3)suction cup SuD (1)SuD (1)SuD (2)SuD (2)sudo suffix suffix notation suitability summary (1)summary (2)summary use case SUNBURST sunburst chart Sunset supercapacitor supercomputer supercookie superencryption superfluous superordinate superposition principle supersingular elliptic curve superstate (1)superstate (2)superstructure (1)supersystem supertype superuser supervised machine learning supervisor (1)supervisor (2)supervisory authority supervisory body supervisory control (1)supervisory control (2)supervisory manager supervisory measures supervisory program supplemental Ent supplemental information structure supplementary supplicant supplier supplier relationship supplier tendering supplies (1)supplies (2)supply (1)supply (2a)supply (2b)supply (3)supply chain supply chain continuity management support support agent support software support stage support ticket system support ticketing system support vector machine support vector network supportability supporting actor supporting circuitry supratreshold stimulus supremum surf surface surface linking surface order surface web surfacing (1)surge surjective function surname surveillance (1)surveillance (2)surveillance audit surveillance camera survey (1)survey (2)survey (3)survivability suspend (1)suspend (2a)suspend (2b)suspend (3)suspense file suspension (1)suspicious sustainability SV SVCMONDR SVD SVM SVN (1)SVN (2)SVR SWAN swap out swapping swarm intelligence swarm robotics SWAT (1)SWAT (2)swatting sweep (1)sweep (2)SWID tag SWIFT (1)SWIFTNet swimlane swimlane diagram swipe card swipe fingerprint image swiping (1)swiping (2)switch (1)switch (2)switch port switching (1)switching (2)switching barrier switching cost switching function switching spike switching variable SWOT analysis Sybil attack syllable Symantec symbol (1)symbol (2)symbol rate symbolic AI symbolic link symbolic logic symlink symlink race symmetric authentication method symmetric cipher symmetric cryptographic technique symmetric cryptography symmetric encryption system symmetric key symmetric key based key establishment mechanism for multiple entities symmetric key system symmetric relation sympathetic ink symptom SYN SYN flood SYN scanning synchronize synchronous synchronous message synchronous stream cipher syndication syndrome synergy syntactic interoperability syntactic interoperability syntax syntax highlighting syntax layer synthetic data synthetic identity theft synthetic matching SYS Syslog (1)syslog (2)sysop system system account system administration system administrator system average interruption duration system average interruption duration index system call system development life cycle system drive system files system fraud system hardening system image system on chip system operations manager system operator system outage analysis system owner system parameters system participation ratio system port system process system software system time system under design system under discussion systems engineering systems management (1)

Toimub laadimine

signature system
signatuurisüsteem

olemus
(a) sõltub kontekstist
näide: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-5.pdf

(b) = asümmeetriline signatuurisüsteem

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Tõrge

signature system
signatuurisüsteem

olemus
(a) sõltub kontekstist
näide: https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.186-5.pdf

(b) = asümmeetriline signatuurisüsteem

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