Question: What controversial dating service did Singapore's Media Development Authority censor?

Context paragraphs:
Anugerah Planet Muzik: Anugerah Planet Muzik(APM) is an award ceremony for artists engaged in the Malay and Indonesian language music world.  The awards including singers from the allied countries, which are Singapore, Malaysia and Indonesia.  Organised by MediaCorp's Malay Broadcast Division, Suria, Warna 94.2FM & Ria 89.7FM, this prestigious music awards ceremony and achievements in the regional Malay-Indonesia music industry.  APM is supported by Media Development Authority of Singapore (MDA), Composers and Authors Society of Singapore (COMPASS) and Indonesian Music Award Foundation (YAMI).

The Journey: Tumultuous Times: The Journey: Tumultuous Times (Chinese: 信约：动荡的年代, also known as "Tumultuous Times") is Chinese language period drama which aired on MediaCorp Channel 8.  It is the second of "The Journey" trilogy which chronicles the history of Singapore through the eyes of immigrants during the pre-World War II era until contemporary times.  Production began on June 2014.  It stars young casts with Shaun Chen, Jeanette Aw, Romeo Tan, Felicia Chin, Andie Chen, Carrie Wong and Chen Hanwei as the main casts of the series.It is shown on weekdays at 9pm.  The series will be Channel 8's 2014 year-end blockbuster celebrating 51 years of television.  It is also partly sponsored by the Media Development Authority of Singapore.

Telephone numbers in Singapore: Telephone numbers in Singapore, also known as the National Numbering Plan, are regulated by the Info-communications Media Development Authority (IMDA).  Due to the small geographical size of Singapore, there are no area or trunk codes, with the Public Switched Telephone Network, Radio Network and IP Telephony all belonging to one numbering area, and thus comes in the same 8-digit numbering format.  Numbers are categorised based on the first digit, thus providing ten possible categories, of which six are currently in use and the remaining four reserved for future usage.

Tan Pin Pin: Tan Pin Pin (, born 1969) is a Singapore-based film director.  She is best known for the documentary film "Singapore GaGa" (2005).  It was the first Singaporean documentary to have a theatrical run.  In 2014, her documentary "To Singapore, With Love" (2013) was denied for all ratings by the Media Development Authority, effectively banning it in Singapore.

Internet censorship in Singapore: Internet censorship in Singapore is carried out by the Media Development Authority (MDA).  Internet services provided by the three major Internet service providers (ISPs) are subject to regulation by the MDA, which requires blocking of a symbolic number of websites containing "mass impact objectionable" material, including Playboy, YouPorn and Ashley Madison.  The civil service, tertiary instituitions and Institute of Technical Education has its own jurisdiction to block websites displaying pornography, information about drugs and online piracy.

A gURLs wURLd: A gURLs wURLd, also known as "Emma's Chatroom" and "Cyber Girls", is an Australian children's television series, co-produced by Screen Australia, Southern Star Entertainment, Southern Star Singapore, the Media Development Authority of Singapore, NDR (Norddeutscher Rundfunk) and TV Plus Production.  It first aired on the Nine Network on 2 July 2011.  There are 26 half hour episodes in the series.

Together (Singaporean TV series): Together (, literally "When We Are Together") is a Singaporean Chinese drama produced in 2009.  It was telecasted on Singapore's free-to-air channel, MediaCorp Channel 8.  It is MediaCorp's 46th anniversary year-end blockbuster drama, and was sponsored by the Media Development Authority of Singapore.  It made its debut on 30 November 2009 and ended on 18 January 2010.  This drama serial consists of 36 episodes, and was screened on every weekday night at 9:00 pm.It is known as Best Drama Serial in 2009 at Star Awards

Chennai2Singapore: Chennai 2 Singapore is an Tamil-language romantic comedy film written and directed by Abbas Akbar, featuring Gokul Anand, Rajesh Balachandiran, Anju Kurian, Shiva Keshav and Emcee Jesz.  The film is produced by the Media Development Authority, Singapore and is the first collaboration between the Tamil and Singaporean film industries.

Ashley Madison: Ashley Madison, or The Ashley Madison Agency, is a Canadian online dating service and social networking service marketed to people who are married or in relationships.

Info-communications Media Development Authority: The Info-communications Media Development Authority (Abbreviation: IMDA) is a statutory board of the Singapore government, under the Ministry of Communications and Information (MCI).  It was restructured from the former entity "Infocomm Development Authority of Singapore" (IDA) in 2016, and officially legislated in Parliament on 18 August 2016.  The "Infocomm Development Authority of Singapore" (IDA) was formed in 1999 when the government merged the "National Computer Board" (NCB) and "Telecommunication Authority of Singapore" (TAS), as a result of a growing convergence of information technology and telephony.

Supporting paragraphs: Internet censorship in Singapore Ashley Madison
Answer: Ashley Madison