{{위키데이터 속성 추적}}
{{소프트웨어 정보
| name = 시그널<br />Signal
| logo = Signal-Logo.svg
| logo size = 150px
| logo alt = 시그널의 로고 (2020년~현재)
| screenshot = 
| screenshot alt = 
| caption = 
| collapsible = no
| developer = {{ Plainlist|
* [[시그널 테크놀로지 파운데이션]],
* [[시그널 메신저 LLC]] 및 기여자들
}}
| released = {{Start date and years ago|df=yes|2014|07|29}}<ref name="Greenberg-2014-07-29">{{잡지 인용|url=https://www.wired.com/2014/07/free-encrypted-calling-finally-comes-to-the-iphone/ |title=Your iPhone Can Finally Make Free, Encrypted Calls |magazine=Wired |first=Andy |last=Greenberg |date=29 July 2014 |access-date=18 January 2015 |archive-date=18 January 2015 |archive-url=https://web.archive.org/web/20150118152718/http://www.wired.com/2014/07/free-encrypted-calling-finally-comes-to-the-iphone/ |url-status=live }}</ref><ref name="Marlinspike-2014-07-29">{{웹 인용|url=https://whispersystems.org/blog/signal/ |title=Free, Worldwide, Encrypted Phone Calls for iPhone |publisher=Open Whisper Systems |first=Moxie |last=Marlinspike |date=29 July 2014 |access-date=16 January 2017 |archive-date=31 August 2017 |archive-url=https://web.archive.org/web/20170831113358/https://whispersystems.org/blog/signal/ |url-status=live }}</ref>
| latest release version = {{Multiple releases
|branch1 = 안드로이드
|version1 = {{wikidata|property|edit|reference|Q19718090|P400=Q94|P548=Q2804309|P348}}
|date1 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q94|P548=Q2804309|P348|P577}}}}

|branch2 = iOS
|version2 = {{wikidata|property|edit|reference|Q19718090|P400=Q48493|P548=Q2804309|P348}}
|date2 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q48493|P548=Q2804309|P348|P577}}}}

|branch3 = 데스크톱
|version3 = {{wikidata|property|edit|reference|Q19718090|P400=Q16338|P548=Q2804309|P348}}
|date3 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q16338|P548=Q2804309|P348|P577}}}}
}}
|latest preview version = {{Multiple releases

|branch1 = 안드로이드
|version1 = {{wikidata|property|edit|reference|Q19718090|P400=Q94|P548=Q51930650|P348}}
|date1 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q94|P548=Q51930650|P348|P577}}}}

|branch2 = iOS
|version2 = {{wikidata|property|edit|reference|Q19718090|P400=Q48493|P548=Q51930650|P348}}
|date2 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q48493|P548=Q51930650|P348|P577}}}}

|branch3 = 데스크톱
|version3 = {{wikidata|property|edit|reference|Q19718090|P400=Q16338|P548=Q51930650|P348}}
|date3 = {{시작 날짜와 나이|{{wikidata|qualifier|Q19718090|P400=Q16338|P548=Q51930650|P348|P577}}}}

}}
| operating system = {{Plainlist|
* [[안드로이드 킷캣]] 이상
* [[IOS 11|iOS 11.1]] 이상
* [[윈도우 7]] 이상 (64비트)<ref name="standalone-signal-desktop">{{웹 인용|last1=Nonnenberg|first1=Scott|title=Standalone Signal Desktop|url=https://signal.org/blog/standalone-signal-desktop/|publisher=Open Whisper Systems|access-date=31 October 2017|date=31 October 2017|archive-date=15 February 2020|archive-url=https://web.archive.org/web/20200215121725/https://signal.org/blog/standalone-signal-desktop/|url-status=live}}</ref>
* [[OS X 요세미티]] 이상<ref name="Installing-Signal">{{웹 인용|url=https://support.signal.org/hc/en-us/articles/360008216551#install_desktop|title=Installing Signal - Signal Support|access-date=2019-03-20|archive-date=2020-02-23|archive-url=https://web.archive.org/web/20200223121428/https://support.signal.org/hc/en-us/articles/360008216551#install_desktop|url-status=live}}</ref>
* [[어드밴스트 패키징 툴|APT]] 지원 [[리눅스 배포판]]<ref name="standalone-signal-desktop"/>
  }}
| platform = 
| size = <!-- language varies based on the platform
| language count = 51
| language footnote =<ref>{{웹 인용|title=Signal Messenger localization |url=https://www.transifex.com/signalapp/public/ |website=Transifex |access-date=5 November 2018}}</ref>-->
| ver layout = stacked
| programming language = 
| genre = 암호화된 [[음성 대화]], [[화상 통화]] [[인스턴트 메신저]]
| license = {{Plain list|
* '''안드로이드:''' [[GNU 일반 공중 사용 허가서|GPL-3.0-전용]]<ref name="signal-android-github">{{웹 인용|url=https://github.com/WhisperSystems/Signal-Android |title=Signal-Android |author=Open Whisper Systems |website=GitHub |access-date=5 November 2015 |archive-date=30 December 2015 |archive-url=https://web.archive.org/web/20151230221156/https://github.com/WhisperSystems/Signal-Android |url-status=live }}</ref>
* '''iOS:''' [[GNU 일반 공중 사용 허가서|GPL-3.0-전용]]<ref name="signal-ios-github">{{웹 인용|url=https://github.com/WhisperSystems/Signal-iOS |title=Signal-iOS |author=Open Whisper Systems |website=GitHub |access-date=14 January 2015 |archive-date=11 November 2014 |archive-url=https://web.archive.org/web/20141111134037/https://github.com/WhisperSystems/Signal-iOS |url-status=live }}</ref>
* '''데스크톱:''' [[GNU 아페로 일반 공중 사용 허가서|AGPL-3.0-전용]]<ref name="signal-desktop-github">{{웹 인용|url=https://github.com/WhisperSystems/Signal-Desktop |title=Signal-Desktop |author=Open Whisper Systems |website=GitHub |access-date=7 April 2016 |archive-date=8 April 2016 |archive-url=https://web.archive.org/web/20160408205540/https://github.com/WhisperSystems/Signal-Desktop |url-status=live }}</ref>
* '''서버:''' [[GNU 아페로 일반 공중 사용 허가서|AGPL-3.0-전용]]<ref name="Signal-Server">{{웹 인용|url=https://github.com/whispersystems/Signal-Server/ |title=Signal-Server |author=Open Whisper Systems |website=GitHub |access-date=21 November 2016 |archive-date=28 December 2016 |archive-url=https://web.archive.org/web/20161228222103/https://github.com/WhisperSystems/Signal-Server |url-status=live }}</ref>
  }}
}}

'''시그널'''(Signal)은 [[크로스 플랫폼]] [[중앙 집중형 컴퓨팅|집중형]] [[암호화]] [[인스턴트 메신저]] 서비스로, [[시그널 테크놀로지 파운데이션]]과 [[시그널 메신저 LLC]]가 개발하였다. 사용자들은 1:1 또는 그룹 메시지를 보낼 수 있으며 여기에 [[컴퓨터 파일|파일]], 음성 노트, [[디지털 이미지|이미지]], [[비디오]]를 첨부할 수 있다.<ref name="arbitrary-file-types">{{트윗 인용|author=Signal |user=signalapp |number=859125874901135360 |date=1 May 2017 |title= Today's Signal release for Android, iOS, and Desktop includes the ability to send arbitrary file types.|access-date=5 November 2018 }}</ref> 1:1 및 그룹 [[전화 통화|음성]] 및 [[화상 통화]]를 할 수 있으며,<ref name="Mott-2017-03-14">{{웹 인용|last1=Mott|first1=Nathaniel|title=Signal's Encrypted Video Calling For iOS, Android Leaves Beta|url=http://www.tomshardware.com/news/signal-encrypted-video-calling-ios-android,33898.html|website=Tom's Hardware|publisher=Purch Group, Inc.|date=14 March 2017|access-date=14 March 2017}}</ref><ref name="desktop-v1.35.1">{{웹 인용|last1=Perez |first1=Josh |title=Release v1.35.1 |url=https://github.com/signalapp/Signal-Desktop/releases/tag/v1.35.1 |website=github.com |publisher=Signal |access-date=3 September 2020 |date=2 September 2020}}</ref> [[안드로이드 (운영 체제)|안드로이드]] 버전은 선택적으로 [[단문 메시지 서비스]] 앱 기능을 수행할 수 있다.<ref name="Frosch 2016">{{harvnb|Frosch|Mainka|Bader|Bergsma|2016}}</ref>

시그널은 표준 휴대폰 [[전화번호]]를 식별자로 사용하며 다른 시그널 사용자로의 모든 통신을 [[단대단 암호화]]로 보안 처리한다.

== 같이 보기 ==
* [[인터넷 프라이버시]]

== 각주 ==
{{각주}}

== 참고 자료 ==
{{참고 자료 시작|30em}}
* {{저널 인용|last1=Cohn-Gordon|first1=Katriel|last2=Cremers|first2=Cas|last3=Dowling|first3=Benjamin|last4=Garratt|first4=Luke|last5=Stebila|first5=Douglas|title=A Formal Security Analysis of the Signal Messaging Protocol|url=https://eprint.iacr.org/2016/1013.pdf|website=Cryptology ePrint Archive|publisher=International Association for Cryptologic Research (IACR)|date=25 October 2016|access-date=11 December 2016|archive-date=22 February 2017|archive-url=https://web.archive.org/web/20170222185244/https://eprint.iacr.org/2016/1013.pdf|url-status=live}}
* {{콘퍼런스 인용|last1=Frosch |first1=Tilman |last2=Mainka |first2=Christian |last3=Bader |first3=Christoph |last4=Bergsma |first4=Florian |last5=Schwenk |first5=Jörg |last6=Holz |first6=Thorsten |title=How Secure is TextSecure? |conference=2016 IEEE European Symposium on Security and Privacy (EuroS&P) |publisher= IEEE |location=Saarbrücken, Germany |date=March 2016 |pages=457–472 |doi= 10.1109/EuroSP.2016.41 |isbn= 978-1-5090-1752-2 }}
* {{콘퍼런스 인용|last1=Rottermanner|first1=Christoph|last2=Kieseberg|first2=Peter|last3=Huber|first3=Markus|last4=Schmiedecker|first4=Martin|last5=Schrittwieser|first5=Sebastian|title=Privacy and Data Protection in Smartphone Messengers|url=https://www.sba-research.org/wp-content/uploads/publications/paper_drafthp.pdf|conference=Proceedings of the 17th International Conference on Information Integration and Web-based Applications & Services (iiWAS2015)|publisher=ACM International Conference Proceedings Series|isbn=978-1-4503-3491-4|date=December 2015|access-date=18 March 2016|archive-date=27 March 2016|archive-url=https://web.archive.org/web/20160327011416/https://www.sba-research.org/wp-content/uploads/publications/paper_drafthp.pdf|url-status=live}}
* {{콘퍼런스 인용|last1=Schröder|first1=Svenja|last2=Huber|first2=Markus|last3=Wind|first3=David|last4=Rottermanner|first4=Christoph|title=When Signal hits the Fan: On the Usability and Security of State-of-the-Art Secure Mobile Messaging|date=18 July 2016|url=https://www.internetsociety.org/sites/default/files/09%20when-signal-hits-the-fan-on-the-usability-and-security-of-state-of-the-art-secure-mobile-messaging.pdf|publisher=Internet Society (ISOC)|conference=Proceedings of the 1st European Workshop on Usable Security (EuroUSEC '16)|location=Darmstadt, Germany|isbn=978-1-891562-45-7|access-date=29 August 2016|url-status=dead|archive-url=https://web.archive.org/web/20160828135326/https://www.internetsociety.org/sites/default/files/09%20when-signal-hits-the-fan-on-the-usability-and-security-of-state-of-the-art-secure-mobile-messaging.pdf|archive-date=28 August 2016}}
* {{콘퍼런스 인용|first1=Nik |last1=Unger |first2=Sergej |last2=Dechand |first3=Joseph |last3=Bonneau |first4=Sascha |last4=Fahl |first5=Henning |last5=Perl |first6=Ian Avrum |last6=Goldberg |first7=Matthew |last7=Smith |title=SoK: Secure Messaging |publisher=IEEE Computer Society's Technical Committee on Security and Privacy |conference=Proceedings of the 2015 IEEE Symposium on Security and Privacy |year=2015 |pages=232–249 |doi=10.1109/SP.2015.22 |url=http://ieee-security.org/TC/SP2015/papers-archived/6949a232.pdf |access-date=2016-03-19 |archive-date=2016-03-04 |archive-url=https://web.archive.org/web/20160304002758/http://ieee-security.org/TC/SP2015/papers-archived/6949a232.pdf |url-status=live }}
{{참고 자료 끝}}

== 외부 링크 ==
{{위키공용분류}}
* {{공식 웹사이트}}
* {{트위터}}

{{암호화 소프트웨어}}
{{인스턴트 메신저}}

[[분류:크로스 플랫폼 소프트웨어]]
[[분류:암호 소프트웨어]]
[[분류:자유 보안 소프트웨어]]
[[분류:자바로 작성된 자유 소프트웨어]]
[[분류:인터넷 프라이버시 소프트웨어]]
[[분류:IOS 소프트웨어]]