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Do not fill this in! ===Privacy=== Tweets are public, but users can also send private "direct messages".<ref name=Rushe /> Information about who has chosen to follow an account and who a user has chosen to follow is also public, though accounts can be changed to "protected" which limits this information (and all tweets) to approved followers.<ref>{{cite web|url=http://classroom.synonym.com/hide-followers-following-twitter-13288.html |title=How to Hide Your Followers & Who You Are Following on Twitter {{pipe}} The Classroom {{pipe}} Synonym |publisher=Classroom.synonym.com |date=November 9, 2015 |access-date=December 7, 2015}}</ref> Twitter collects [[personally identifiable information]] about its users and shares it with third parties as specified in its [[privacy policy]]. The service also reserves the right to sell this information as an asset if the company changes hands.<ref>{{cite web |title=Twitter Privacy Policy |url=https://www.twitter.com/privacy/ |date=May 14, 2007 |publisher=Twitter |access-date=March 11, 2009 |archive-date=June 25, 2009 |archive-url=http://arquivo.pt/wayback/20090625120644/https%3A//twitter.com/privacy |url-status=dead }}</ref> Advertisers can [[behavioral targeting|target users]] based on their history of tweets and may quote tweets in ads<ref>{{Cite news|last=Hansell |first=Saul |title=Advertisers Are Watching Your Every Tweet |url=http://bits.blogs.nytimes.com/2009/07/16/advertisers-are-watching-your-every-tweet/ |date=July 16, 2009 |work=[[The New York Times]] |access-date=July 17, 2009}}</ref> directed specifically to the user. Twitter launched the [[Beta version#Beta|beta version]] of their "Verified Accounts" service on June 11, 2009, allowing people with public profiles to announce their account name. The profile pages of these accounts display a badge indicating their status.<ref>{{cite web |url=http://news.cnet.com/8301-13577_3-10263759-36.html |title=Twitter Power Players Get Shiny 'Verified' Badges |first=Caroline |last=McCarthy |work=[[CNET]] |publisher=[[CBS Interactive]] |date=June 12, 2009 |access-date=February 23, 2011 |archive-date=May 3, 2012 |archive-url=https://web.archive.org/web/20120503090313/http://news.cnet.com/8301-13577_3-10263759-36.html |url-status=dead }}</ref> On December 14, 2010, the [[United States Department of Justice]] issued a [[Twitter subpoena|subpoena directing Twitter]] to provide information for accounts registered to or associated with [[WikiLeaks]].<ref>{{cite web |url=http://www.salon.com/news/opinion/glenn_greenwald/2011/01/07/twitter/subpoena.pdf |title=Twitter Subpoena |work=[[Salon.com]]|date=January 17, 2009 |access-date=January 10, 2011}}</ref> Twitter decided to notify its users and said in a statement, "... it's our policy to notify users about law enforcement and governmental requests for their information, unless we are prevented by law from doing so."<ref name="Rushe">{{cite news |url=https://www.theguardian.com/media/2011/jan/08/us-twitter-hand-icelandic-wikileaks-messages |title=Icelandic MP Fights US Demand for Her Twitter Account Details |work=[[The Guardian]] |author=Rushe, Dominic |date=January 8, 2011 |access-date=January 10, 2011 |location=London}}</ref> In May 2011, a [[claimant]] known as "CTB" in the case of ''[[CTB v News Group Newspapers|CTB v Twitter Inc.]]'' took action against Twitter at the [[High Court of Justice|High Court of Justice of England and Wales]],<ref>[https://www.bloomberg.com/news/2011-05-20/twitter-inc-unknown-posters-sued-by-athlete-known-as-ctb-at-u-k-court.html "Twitter Inc., Unknown Posters Sued by Athlete Known as 'CTB' at U.K. Court"] bloomberg.com May 20, 2011</ref> requesting that the company release details of account holders. This followed gossip posted on Twitter about professional footballer [[Ryan Giggs]]'s private life. This led to the [[2011 British privacy injunctions controversy]] and the "super-injunction".<ref>{{cite web |url=http://www.politics.co.uk/news/culture-media-and-sport/twitter-users-served-with-privacy-injunction-$21388933.htm |title=Twitter users served with privacy injunction |publisher=Politics.co.uk |access-date=May 22, 2011 |archive-date=May 23, 2011 |archive-url=https://web.archive.org/web/20110523133024/http://www.politics.co.uk/news/culture-media-and-sport/twitter-users-served-with-privacy-injunction-$21388933.htm |url-status=dead }}</ref> Tony Wang, the head of Twitter in Europe, said that people who do "bad things" on the site would need to defend themselves under the laws of their own jurisdiction in the event of controversy and that the site would hand over information about users to the authorities when it was legally required to do so.<ref name="wang">{{cite news |url=https://www.bbc.co.uk/news/technology-13546847|work=[[BBC News]] |location=UK |title=Twitter's European boss Tony Wang gives legal warning|date=May 25, 2011 |access-date=May 25, 2011}}</ref> He also suggested that Twitter would accede to a UK court order to divulge names of users responsible for "illegal activity" on the site.<ref name="independent">{{cite news |url=https://www.independent.co.uk/life-style/gadgets-and-tech/news/twitter-chief-hints-he-may-have-to-divulge-users-names-2289187.html|work=[[The Independent]] |location=UK |title=Twitter chief hints he may have to divulge users' names|date=May 26, 2011 |access-date=December 13, 2011 |first=Lewis |last=Smith}}</ref> Twitter acquired [[Dasient]], a startup that offers malware protection for businesses, in January 2012. Twitter announced plans to use Dasient to help remove hateful advertisers on the website.<ref>{{cite news|url=https://huffingtonpost.com/2012/01/24/twitter-dasient-security-startup_n_1227842.html|title=Twitter Buys Dasient Security Startup To Combat Spam|work=The Huffington Post | date=January 24, 2012}}</ref> Twitter also offered a feature which would allow tweets to be removed selectively by country, before deleted tweets used to be removed in all countries.<ref name="BBC_censor">{{cite news |date=January 27, 2012|url=https://www.bbc.co.uk/news/world-us-canada-16753729|title=Twitter to selectively 'censor' tweets by country|work=BBC News}}</ref><ref>[http://blog.twitter.com/2012/01/tweets-still-must-flow.html "Twitter Blog β Tweets still must flow"] January 26, 2012. Retrieved January 27, 2012.</ref> The first use of the policy was to block the account of German [[neo-Nazi]] group [[Besseres Hannover]] on October 18, 2012.<ref>{{cite news |first=Nicholas |last=Kulish |title=Twitter Blocks Germans' Access to Neo-Nazi Group |url=https://www.nytimes.com/2012/10/19/world/europe/twitter-blocks-access-to-neo-nazi-group-in-germany.html |archive-url=https://web.archive.org/web/20121018151821/http://www.nytimes.com/2012/10/19/world/europe/twitter-blocks-access-to-neo-nazi-group-in-germany.html |archive-date=October 18, 2012 |url-access=subscription |url-status=live |website=[[The New York Times]] |date=October 18, 2012 |access-date=May 5, 2017}}</ref> The policy was used again the following day to remove [[anti-Semitic]] French tweets with the hashtag #unbonjuif ("a good Jew").<ref>{{cite news |title=Twitter removes French anti-Semitic tweets |url=https://www.bbc.com/news/technology-20004671 |website=[[BBC News]] |publisher=BBC |date=October 19, 2012 |access-date=May 5, 2017}}</ref> Followed the sharing of images showing the killing of American journalist [[James Foley (journalist)|James Foley]] in 2014, Twitter said that in certain cases it would delete pictures of people who had died after requests from family members and "authorized individuals".<ref>{{cite web |date=August 20, 2014 |title=Twitter Is Trying to Block Images of James Foley's Death |url=https://www.yahoo.com/tech/twitter-trying-to-block-images-of-james-foleys-death-95278352899.html |access-date=September 6, 2014 |publisher=Yahoo! Tech}}</ref><ref>{{cite tweet|number=501860042338213889|user=wexler|first=Nu|last=Wexler|title=Twitter policy on media concerning a deceased user|date=August 19, 2014}}</ref> In 2015, following updated terms of service and privacy policy, Twitter users outside the United States were legally served by the Ireland-based Twitter International Company instead of Twitter, Inc. The change made these users subject to Irish and [[Data Protection Directive|European Union data protection laws]].<ref name="irishtimes-twitterint">{{cite news |title=Ireland to become privacy regulator for 300m Twitter users |work=Irish Times |url=https://www.irishtimes.com/business/technology/ireland-to-become-privacy-regulator-for-300m-twitter-users-1.2180137 |access-date=May 12, 2015}}</ref> On April 8, 2020, Twitter announced that users outside of the European Economic Area or United Kingdom (thus subject to GDPR) will no longer be allowed to opt out of sharing "mobile app advertising measurements" to Twitter third-party partners.<ref>{{Cite web |last=Kastrenakes |first=Jacob |date=April 8, 2020 |title=Twitter notifies users that it's now sharing more data with advertisers |url=https://www.theverge.com/2020/4/8/21213593/twitter-data-sharing-pop-up-mobile-app-advertising-settings |access-date=April 9, 2020 |website=The Verge}}</ref> On October 9, 2020, Twitter took additional steps to counter misleading campaigns ahead of the 2020 US Election. Twitter's new temporary update encouraged users to "add their own commentary" before retweeting a tweet, by making 'quoting tweet' a mandatory feature instead of optional. The social network giant aimed at generating context and encouraging the circulation of more thoughtful content.<ref>{{cite web |date=October 9, 2020 |title=Twitter is fighting election chaos by urging users to quote tweet instead of retweet |url=https://www.theverge.com/2020/10/9/21509439/twitter-election-trump-quote-tweet-labels-rules-election |access-date=October 9, 2020 |website=The Verge}}</ref> After limited results, the company ended this experiment in December 2020.<ref>{{cite news |last1=Bell |first1=K. |date=December 17, 2020 |title=Retweets are back to normal as Twitter ends its quote tweet experiment |work=Engadget |url=https://www.engadget.com/twitter-ends-quote-tweet-experiment-retweets-003202686.html |access-date=March 20, 2022}}</ref> On May 25, 2022, Twitter was fined $150 million for collecting users' phone numbers and email addresses used for [[two-factor authentication|security]] and using them for [[targeted advertising]], required to notify its users, and banned from profiting from 'deceptively collected data'.<ref>{{Cite news |last=Milmo |first=Dan |date=May 26, 2022 |title=Twitter fined $150m for handing users' contact details to advertisers |work=[[The Guardian]] |url=https://www.theguardian.com/technology/2022/may/25/twitter-user-data-advertising-settlement |access-date=May 27, 2022}}</ref> The [[Federal Trade Commission]] and the [[Ministry of justice|Department of Justice]] stated that Twitter violated a 2011 agreement not to use personal security data for targeted advertising. 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