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ASN.1

Abstract Syntax Notation One (ASN.1) is a standard interface description language (IDL) for defining data structures that can be serialized and deserialized in a cross-platform way. It is broadly used in telecommunications and computer networking, and especially in cryptography.

Standards, Comparison to similar schemes & Example

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Explore the main themes, entities and connections around ASN.1. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Key facts & relationships

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Base standards
ASN.1
Committee
Study Group 17
Domain
cryptography, telecommunications
Latest version
(02/21) February 2021
Organization
ITU-T
Related standards
X.208, X.209, X.409, X.509, X.680, X.681, X.682, X.683

Topics to explore

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Overview

Language support

  • SDL Specification and Description Language
  • TTCN-3

Encodings

As computer files

Example

Comparison to similar schemes

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

ASN.1

Nodes46
Edges45
Triples125
Avg. degree1.96
Density0.043478
Components1

How this topic connects Entity context

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ASN.1

Top relations

related to External links · 22
ASN.1 → Allows, An, ASN, BER, Checks, CompilerASN, DER, Encodes/decodes ASN, Free, Includes, Introduction, IvmaiAsn, JER, JSON Encoding Rules, Layman's Guide, Octet Encoding Rules, OER, Overview, Subset, Tutorial Tutorial
related to As computer files · 14
ASN.1 → ASN, BER-encoded, COER, DER, DER-encoded, For DER-encoded, MIME, Nevertheless, OID, Other, PER, The MIME, There, XER
related to Schema translation · 13
ASN.1 → ASN, ITU, JER-encoded, JSON, OSS Nokalva, Some ASN, The, There, This, Thus, XER, XML, XSD
related to Comparison to similar schemes · 10
ASN.1 → Apache Thrift, ASN, Constraints, For, Google Protocol Buffers, However, It, Like, The, Unlike
related to Language support · 10
ASN.1 → ASN, Both, Description Language, It, Manipulation, SDL, Specification, Test Control Notation, Testing, TTCN-3
related to Protocol definitions on different levels · 10
ASN.1 → ABNF, ASN, Augmented Backus-Naur, CSN, However, HTTP, Internet, JSON, SMTP, XML
related to Example encoded in XER · 5
ASN.1 → Alternatively, ASN, It, XER, XML Encoding Rules
related to Relation to Privacy-Enhanced Mail (PEM) Encoding · 5
ASN.1 → ASN, PEM, PEM-encoded, Privacy-Enhanced Mail, SMTP
related to Encoding Control Notation · 4
ASN.1 → ASN, ECN, Encoding Control Notation, If
related to Module and constraint · 4
ASN.1 → ASN, Conversation, Foo Protocol, This

Important terminology Word statistics

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Important terminology

asn data encoding protocol schema also language constraints used tools xml module encoded json syntax notation rules use defined code

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
ASN.1Base standardsASN.11.00infobox
ASN.1CommitteeStudy Group 171.00infobox
ASN.1Domaincryptography, telecommunications1.00infobox
ASN.1Latest version(02/21) February 20211.00infobox
ASN.1OrganizationITU-T1.00infobox
ASN.1Related standardsX.208, X.209, X.409, X.509, X.680, X.681, X.682, X.6831.00infobox
ASN.1StatusIn force; supersedes X.208 and X.209 (1988)1.00infobox
ASN.1Websitehttps://www.itu.int/rec/T-REC-X.680/1.00infobox
ASN.1Year started19841.00infobox
ASN.1is ajoint standard of the International Telecommunication Union Telecommunication Standardization Sector0.90text
SDLinstance ofManipulation of variables is defined in other languages0.80text
what filename extension to use when a chunk of data is stored as a file on a computerinstance ofAs computer filesASN.1 language and encoding specifications do not specify details0.80text

Related concept clusters Concept neighborhoods

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    Connections between topic areas Semantic bridges

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