"how some dating apps in Brazil siphon personal information

without the users’ knowledge, in some cases for resale."
http://www.ozy.com/fast-forward/how-brazilian-women-are-fighting-back-against-data-theft/80219

California updates dating services contract law to include sites like Match and eHarmony
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/10/california-updates-dating-services.html

article: Better Business Bureau gives Match.com "F" rating
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/04/article-better-business-bureau-gives.html
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/04/new-lawsuit-against-match-group-inc.html 

Consumer advocates complain about privacy at online dating sites in Germany.
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/10/consumer-advocates-complain-about.html

Kaspersky October 2017 research: Dangerous liaisons: Investigating the security of online dating apps (part 2)
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/10/kaspersky-october-2017-research.html

Dangerous Liaisons: is everyone doing it online? (part 1)
Kaspersky August 2017 research: Dangerous Liaisons: is everyone doing it online?
http://onlinedatingsoundbarrier.blogspot.com.ar/2017/10/kaspersky-august-2017-research.html

Perhaps many of those dating apps are not interested at all in security.
Moreover, they could be involved with a mafia of white hat hackers in the spyware business.
https://globaldatinginsights.com/2017/10/30/we-visited-bumbles-pop-up-space-in-london/