All articles starting with S
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Security of quantum key distribution networks and trusted-node relays
Security of quantum key distribution networks and trusted-node relays concerns relays that see keys in plaintext, where compromising one node makes the whole network insecure.
Security of satellite and long-distance quantum key distribution
Security of satellite and long-distance quantum key distribution is the proof-level analysis of how much secret key a turbulent, lossy satellite optical link can generate, and against what adversary.
Security orchestration, automation and response
Security orchestration, automation and response (SOAR) is a category of security operations software that ingests alerts from SIEM platforms and triggers playbooks that automate security activities.
Security paper
Security paper is paper with protective elements such as watermarks, security fibers, and threads built in during manufacture, best known as the substrate of banknotes.
Security police
Security police: police bodies protecting the state, its institutions, and officials rather than ordinary crime policing; includes the Nazi Sicherheitspolizei (SiPo), military police, and protective services, with oversight by parliamentary, independent, and civilian bodies.
Security printing
Security printing, also called security print, produces documents that are difficult to counterfeit, alter, or copy, serving governments and central banks for currency, identification documents, and tax stamps.
Security Printing and Minting Corporation of India
Security Printing and Minting Corporation of India Limited (SPMCIL) is a wholly owned Government of India company, incorporated in 2006, that mints all of India's coins and prints banknotes.
Security proofs for the BB84 protocol family
Security proofs for the BB84 protocol family are mathematical arguments showing that BB84 quantum key distribution yields secret keys even when an eavesdropper has full quantum power.
Security Service (Poland)
The Security Service (Służba Bezpieczeństwa, SB) was the secret political police of communist Poland, operating within the Ministry of Internal Affairs from 1956 until its dissolution in 1990.
Security Service of Ukraine (Служба безпеки України)
Security Service of Ukraine (Служба безпеки України, SBU/SSU), Ukraine's domestic state security and counterintelligence agency, established 25 March 1992 as successor to the Soviet-era KDB; conducts counterintelligence, counterterrorism, cybersecurity, and state secrets protection, and leads wartime combat units.
Security through obscurity
Security through obscurity, also called security by obscurity, is protecting a system by keeping its design or mechanisms secret rather than relying on keys alone, contrary to Kerckhoffs's principle of 1883.
Security token
A security token, also called a hardware or authentication token, is a device or credential used to authenticate an identity, from one-time password generators to OAuth access tokens.
Security Unlimited (摩登保镳)
Security Unlimited (摩登保鑣) is a 1981 Hong Kong Cantonese comedy directed by and starring Michael Hui with brothers Sam and Ricky, their last film together; it topped the 1981 Hong Kong box office and won Michael Hui the first HK Film Awards Best Actor.
Security-constrained unit commitment
Security-constrained unit commitment (SCUC) is the optimization problem of scheduling power generators, typically over 24 hours, at minimum cost while respecting transmission limits and credible outages.
Security-Enhanced Linux
Security-Enhanced Linux (SELinux) is a set of mandatory access control mechanisms in the Linux kernel, developed by the NSA and shipped by default in Red Hat Enterprise Linux and Android.
SecY/SEC61-alpha family
SecY/SEC61-alpha family (InterPro IPR002208): conserved ten-helix pore-forming subunit of the SecYEG/Sec61 protein-conducting channel, with pore ring, plug, and lateral gate for protein translocation and membrane insertion.
Sed
Sed (Stream EDitor) is a Unix command-line utility that transforms text in a single pass, written by Lee E. McMahon at Bell Laboratories around 1973.
Sed festival of Amenhotep III
The Sed festival of Amenhotep III, or Heb-Sed of Amenhotep III, was a series of three royal jubilees held in regnal Years 30, 34, and 37 at Malqata in western Thebes.
Seda Tutkhalyan
Seda Tutkhalyan (Седа Гургеновна Тутхалян), Russian artistic gymnast born 1999 in Gyumri, Armenia; 2014 Youth Olympic all-around and bars champion, 2016 Rio Olympic team silver medallist for Russia.
Sedale Threatt
Sedale Threatt (Sedale Eugene Threatt, "The Thief"), born 1961, Atlanta, is a retired NBA guard, 1983-97 (76ers, Bulls, SuperSonics, Lakers, Rockets), drafted 139th overall out of West Virginia Tech, Lakers starting point guard after Magic Johnson retired.
Sedan (automobile)
A sedan, known as a saloon in British English, is a four-door passenger car with a three-box body: separate engine bay, cabin, and enclosed trunk behind a fixed rear seat.
Sedapal
Sedapal (Servicio de Agua Potable y Alcantarillado de Lima) is Peru's state-owned water and sewerage utility, the sole authorized provider in metropolitan Lima and Callao since 1981.
Sedat Simavi Edebiyat Ödülü
The Sedat Simavi Edebiyat Ödülü (Sedat Simavi Literature Award) is a Turkish literature prize, established in 1977 by the Turkish Journalists' Association in memory of Hürriyet founder Sedat Simavi.
Sedation
Sedation: drug-induced reduction of consciousness graded by the ASA continuum from minimal through moderate and deep sedation to general anesthesia, with monitoring, rescue, and drug-comparison evidence for procedural sedation.
Sedation scale
A sedation scale is a clinical rating instrument that scores a patient's consciousness or agitation so sedatives can be titrated; major ICU scales include the Ramsay, SAS, and RASS.
Sedative
Sedative: drug that calms and reduces activity; hypnotics induce sleep. Classes include benzodiazepines, Z-drugs, barbiturates, orexin antagonists; GABA-A modulation; risks of dependence, respiratory depression, and opioid-involved overdose.
Sedaxane
Sedaxane (Vibrance) is a Syngenta SDHI seed-treatment fungicide, FRAC code 7 pyrazole-carboxamide, controlling seed- and soil-borne diseases such as Rhizoctonia, loose smut, and snow mould; EU-approved since 2014 for seed treatment only.
SEDCO Holding
SEDCO Holding is a family-owned, Shariah-compliant diversified holding company in Jeddah, Saudi Arabia, founded in 1976 by Sheikh Salem Ahmed Bin Mahfouz, spanning asset management, real estate, hospitality, and healthcare.
Sede vacante
Sede vacante (Latin, "the seat being vacant") is the Catholic Church's interregnum between a pope's death or resignation and the next election, governed by Universi Dominici Gregis, with the College of Cardinals and camerlengo holding limited powers.
Sedefkâr Mehmed Ağa
Sedefkâr Mehmed Ağa was an Ottoman architect and mother-of-pearl craftsman who served as chief imperial architect from 1606 and designed the Sultan Ahmed Mosque, the Blue Mosque in Istanbul.