{{위키데이터 속성 추적}}
{{Infobox block cipher
| name          = 트리플 DES<br />Triple Data Encryption Algorithm
| publish date  = 1995 (RFC 1851)
| derived from  = [[데이터 암호화 표준|DES]]
| key size      = 168, 112, 56비트 (각각 키잉 옵션 1, 2, 3)
| block size    = 64비트
| structure     = [[파이스텔 네트워크]]
| rounds        = 48 DES 동등 라운드
| cryptanalysis = Lucks: 2<sup>32</sup> known plaintexts, 2<sup>113</sup> operations including 2<sup>90</sup> DES encryptions, 2<sup>88</sup> memory; Biham: find one of 2<sup>28</sup> target keys with a handful of chosen plaintexts per key and 2<sup>84</sup> encryptions
}}
[[파일:3des-overall-view.png|thumb]]
'''트리플 DES'''(Triple DES)는 각 데이터 블록에 [[데이터 암호화 표준|데이터 암호화 알고리즘]](DES)을 세번 적용한 트리플 데이터 암호화 알고리즘(TDEA 또는 트리플 DEA) 블록 암호에 대한 일반적인 이름이다.

== 표준 ==
트리플 DES의 알고리즘은 여러 표준 문서에 다양하게 정의되어 있다:

* [[RFC]] 1851, ''The ESP Triple DES Transform''<ref>{{IETF 인용 |title=The ESP Triple DES Transform |rfc=1851 |first1=P. |last1=Karn |first2=P. |last2=Metzger |first3=W. |last3=Simpson |date=September 1995}}</ref> (approved in 1995)
* [[ANSI]] ANS X9.52-1998 ''Triple Data Encryption Algorithm Modes of Operation''<ref name="ANSIx952">{{웹 인용 |title=ANSI X9.52-1998 Triple Data Encryption Algorithm Modes of Operation  |url=https://infostore.saiglobal.com/store/details.aspx?ProductID=205606 |accessdate=2017-05-01}} Extends ANSI X3.92-1981 ''Data Encryption Algorithm''.</ref> (approved in 1998, withdrawn in 2008<ref>{{잡지 인용 |title=ANSI Standards Action |date=Nov 14, 2008 |volume=39 |issue=46 |publisher=[[ANSI]] |url=https://share.ansi.org/Shared%20Documents/Standards%20Action/2008%20PDFs/SAV3946.pdf#search=%22x9%2E52%22 |accessdate=2017-05-01}}</ref>)
* [[연방 정보 처리 표준|FIPS]] PUB 46-3 ''Data Encryption Standard (DES)''<ref>{{웹 인용 |url=http://csrc.nist.gov/publications/fips/fips46-3/fips46-3.pdf |title=FIPS PUB 46-3: Data Encryption Standard (DES) |date=Oct 25, 1999 |publisher=[[United States Department of Commerce]] |accessdate=2017-05-01}}</ref> (approved in 1999, withdrawn in 2005<ref>{{저널 인용 |url=http://csrc.nist.gov/groups/STM/cmvp/documents/05-9945-DES-Withdrawl.pdf |title=Announcing Approval of the Withdrawal of Federal Information Processing Standard (FIPS) 46–3.... |journal=[[Federal Register]] |volume=70 |number=96 |date=May 19, 2005 |accessdate=2017-05-01}}</ref>)
* [[NIST]] Draft Special Publication 800-67 Revision 2 ''Recommendation for the Triple Data Encryption Algorithm (TDEA) Block Cipher''<ref name="NIST67r2">{{웹 인용 |url=http://csrc.nist.gov/publications/drafts/800-67r2/sp800-67r2-draft.pdf |title=Draft NIST Special Publication 800-67 Revision 2: Recommendation for the Triple Data Encryption Algorithm (TDEA) Block Cipher |first1=Elaine |last1=Barker |first2=Nicky |last2=Mouha |publisher=[[NIST]] |date=July 2017 |accessdate=2017-07-18}}</ref> (released in 2017)
* [[ISO]]/[[국제전기기술위원회|IEC]] 18033-3:2010: Part 3: Block ciphers<ref>{{웹 인용 |url=https://www.iso.org/standard/54531.html |title=ISO/IEC 18033-3:2010. Information technology -- Security techniques -- Encryption algorithms -- Part 3: Block ciphers |publisher=[[ISO]] |date=December 2010 |accessdate=2017-05-01}}</ref> (approved in 2005)

== 같이 보기 ==
* [[고급 암호화 표준]]

== 각주 ==
{{각주}}

{{블록 암호}}
{{토막글|보안}}

[[분류:블록 암호]]
[[분류:데이터 암호화 표준]]