Threema (English Wikipedia)

Schurter, Daniel (December 13, 2012). "Die Schweizer Antwort auf WhatsApp" [The Swiss answer to WhatsApp]. 20min.ch (in German). Retrieved July 5, 2014.

apnews.com

"Swiss army backs home-grown IM service amid privacy concerns". AP NEWS. January 5, 2022. Retrieved January 10, 2022.

archive.today

Swiss Confederation. "Swiss company registry entry for Threema GmbH". zefix.ch. Archived from the original on July 7, 2014. Retrieved July 5, 2014.

breakingthe3ma.app

"Three Lessons from Threema: Analysis of a Secure Messenger". breakingthe3ma.app. Retrieved January 10, 2023.

businessinsider.com

uk.businessinsider.com

Price, Rob (June 18, 2015). "Germany's most popular paid app is a secure messenger loved by millions — now it's taking on the US". Business Insider UK. Retrieved October 11, 2015.

com-magazin.de

Bordel, Stefan (January 12, 2015). "Threema integriert Umfrage-Funktion" [Threema integrates survey function]. com! – Das Computer-Magazin (in German). Retrieved October 12, 2015.

digitec.ch

Jungfer, Martin (May 28, 2021). "Number of Threema users climbed to over 10 million". digitec.ch. Retrieved August 10, 2021.

dw.com

Pladson, Kristie (January 18, 2021). "WhatsApp controversy highlights growing fears about data privacy". DW. Retrieved January 19, 2021.

eff.org

"Secure Messaging Scorecard. Which apps and tools actually keep your messages safe?". Electronic Frontier Foundation. November 3, 2015. Archived from the original on April 14, 2016. Retrieved October 30, 2020.

electronics-eetimes.com

Happich, Julien (September 23, 2014). "Privacy gains traction with secure messaging apps". Electronic Engineering Times Europe. Retrieved December 21, 2015.

ewdn.com

"Russia adds international messenger Threema to official registry". East-West Digital News. March 16, 2017. Retrieved January 27, 2018.

focus.de

"iOS-Highlights: Die besten Apps des Jahres" [The best apps of the year]. Focus (in German). December 9, 2014. Retrieved March 1, 2016.

freitag.de

Tanriverdi, Hakan. "Der Schlossherr". Der Freitag (in German). ISSN 0945-2095. Retrieved October 11, 2015.

github.com

"Release 5.4.1". July 24, 2024. Retrieved July 28, 2024.
"Threema Source Code on GitHub". GitHub.
"App Remote Protocol on GitHub". GitHub. May 8, 2021.
"Threema GmbH". GitHub. Retrieved September 20, 2017.

handelszeitung.ch

Iseli, Marc (September 28, 2015). "US-Feldzug von Threema gerät ins Stocken" [US campaign of Threema is stalled]. Handelszeitung (in German). ISSN 1422-8971. Retrieved October 12, 2015.

heise.de

Schirrmacher, Dennis (November 3, 2015). "Threema-Audit abgeschlossen: "Ende-zu-Ende-Verschlüsselung ohne Schwächen"" [Threema Audit Completed: "End-to-End Encryption Without Weakness"]. Heise.de (in German). Retrieved October 30, 2020.

mailify.de

"Im Interview: Threema". Mailify (in German). July 23, 2014. Archived from the original on August 2, 2014. Retrieved October 11, 2015.

marketresearchtelecast.com

"Messenger for companies and authorities: Threema offers an on-premise version". Market Research Telecast. July 27, 2021. Retrieved August 10, 2021.

net-security.org

Zorz, Mirko (September 17, 2014). "Secure mobile messaging with Threema". Help Net Security.

nzz.ch

Metzler, Marco (June 28, 2015). "Kryptografie-App Threema: Schweizer sorgen für Privatsphäre" [Cryptography app Threema: Swiss ensure privacy]. Neue Zürcher Zeitung (in German). Retrieved October 8, 2015.

portswigger.net

Bannister, Adam (May 28, 2021). "Threema, the European rival to Signal, wins pivotal privacy battle in Swiss Court". The Daily Swig. Retrieved August 10, 2021.

powernet.ch

sz.powernet.ch

Swiss Confederation. "Swiss company registry entry for Threema GmbH". zefix.ch. Archived from the original on July 7, 2014. Retrieved July 5, 2014.

psw-group.de

Heutger, Christian (June 13, 2014). "Die Ergebnisse unseres großen Messenger-Tests" [The results of our great messenger test]. PSW Group (in German). Retrieved October 30, 2020.

rublacklist.net

reestr.rublacklist.net

"Threema GmbH". rublacklist.net [ru] (in Russian). Archived from the original on June 20, 2017. Retrieved September 20, 2017.

shabex.ch

"Threema GmbH, Pfäffikon SZ". Shabex.ch. Retrieved October 11, 2015.

techcrunch.com

Dillet, Romain (February 21, 2014). "Bye Bye, WhatsApp: Germans Switch To Threema For Privacy Reasons". TechCrunch.

test.de

"WhatsApp und Alternativen: Datenschutz im Test" [WhatsApp and alternatives: data protection tested]. Stiftung Warentest (in German). February 26, 2014. Retrieved October 30, 2020.

threema.ch

"What's New - Threema". Retrieved March 14, 2022.
"What's New - Threema". Retrieved April 4, 2022.
"Support – Threema". threema.ch. Retrieved February 10, 2024.
"Cryptography Whitepaper" (PDF). Retrieved October 30, 2020.
"FAQ – Privacy Protection". Retrieved October 30, 2020.
"Will my address book data be sent to your servers?". threema.ch. Retrieved December 2, 2014.^{[third-party source needed]}
"What features does Threema offer?". threema.ch.
"How can I send a file?". threema.ch.
"Threema's Success Story: From the Company's Founding to Today" (PDF). Retrieved May 11, 2021.
"Big Update for Android". threema.ch.
"Could you decrypt my messages?". threema.ch. Retrieved July 5, 2014.^{[third-party source needed]}
"How long do messages stay in queue for delivery?". threema.ch. Retrieved September 20, 2017.
"Threema Validation". threema.ch. Archived from the original on November 25, 2018. Retrieved September 20, 2017.
"External Audit". threema.ch. Retrieved September 20, 2017.
"Security Review Threema: Security Statement" (PDF). threema.ch. November 2, 2015. Retrieved October 30, 2020.
"Threema Education: Framework Contract with educa.ch". September 10, 2020. Retrieved October 25, 2020.
"Threema OnPrem". Threema. Retrieved August 10, 2021.
"Threema Cryptography Whitepaper" (PDF). threema.ch. p. 11.
"Will my address book data be sent to your servers?". threema.ch.
"How can I unlink my Threema ID from an email address or phone number?". threema.ch.
"Threema Cryptography Whitepaper" (PDF). threema.ch. p. 5.
"Are messages encrypted when they are stored on my device?". threema.ch.
"Transparency Report". threema.ch.

work.threema.ch

"The messenger for organizations". work.threema.ch.
"Pricing Threema Work".
"Reference Sheet Privacy and Security" (PDF). threema.ch. p. 2.

myid.threema.ch

"Revoke your ID". threema.ch.

web.archive.org

"Threema Validation". threema.ch. Archived from the original on November 25, 2018. Retrieved September 20, 2017.
"Im Interview: Threema". Mailify (in German). July 23, 2014. Archived from the original on August 2, 2014. Retrieved October 11, 2015.
"Threema GmbH". rublacklist.net [ru] (in Russian). Archived from the original on June 20, 2017. Retrieved September 20, 2017.
"Secure Messaging Scorecard. Which apps and tools actually keep your messages safe?". Electronic Frontier Foundation. November 3, 2015. Archived from the original on April 14, 2016. Retrieved October 30, 2020.

wikipedia.org

ru.wikipedia.org

"Threema GmbH". rublacklist.net [ru] (in Russian). Archived from the original on June 20, 2017. Retrieved September 20, 2017.

worldcat.org

Tanriverdi, Hakan. "Der Schlossherr". Der Freitag (in German). ISSN 0945-2095. Retrieved October 11, 2015.
Iseli, Marc (September 28, 2015). "US-Feldzug von Threema gerät ins Stocken" [US campaign of Threema is stalled]. Handelszeitung (in German). ISSN 1422-8971. Retrieved October 12, 2015.

zdnet.com

Cimpanu, Catalin (August 11, 2020). "Threema joins the ranks of E2EE chat apps that support encrypted video calls". ZDNet. Retrieved October 30, 2020.
Cimpanu, Catalin (September 4, 2020). "Threema E2EE chat app to go 'fully open source' within months". ZDNet. Retrieved October 30, 2020.

zeit.de

"WhatsApp-Konkurrenten verzeichnen starken Nutzeranstieg". Die Zeit (in German). January 13, 2021. Retrieved January 13, 2021.