Un fallo simple en #WhatsApp dejó al descubierto 3.500 millones de números de teléfono: la mayor exposición de datos de la historia

https://www.genbeta.com/seguridad/fallo-simple-whatsapp-dejo-al-descubierto-3-500-millones-numeros-telefono-mayor-exposicion-datos-historia

Un fallo simple en WhatsApp dejó al descubierto 3.500 millones de números de teléfono: la mayor exposición de datos de la historia

WhatsApp, la aplicación de mensajería más utilizada del planeta, basa parte de su éxito en la sencillez: basta con añadir un número a la agenda para saber si...

Transitioning ones social network from one system to another can be a heavy lift. It is not the act of a single person, it is the act of a community. If you want it to happen, you can be a leader in your community. You can make it be:

  • A game: let's try something new, something safer, something cool!

  • An invitation: I'm going to try moving over here for a while, I'd like you to join me.

  • A protest: We should stop supporting the platform that treats us like that, and start supporting the one that treats us like this.

  • Baby steps: I'll meet you where you are for now, we're not abandoning you. Come over here when you're ready.

https://www.wired.com/story/a-simple-whatsapp-security-flaw-exposed-billions-phone-numbers/

#WhatsApp #Signal #SocialMedia

A Simple WhatsApp Security Flaw Exposed 3.5 Billion Phone Numbers

By plugging tens of billions of phone numbers into WhatsApp’s contact discovery tool, researchers found “the most extensive exposure of phone numbers” ever—along with profile photos and more.

WIRED

Oikeus: Facebook ei rikkonut kilpailulainsäädäntöä, kun se osti itselleen Instagramin ja WhatsAppin

Tärkein perustelu syytteen hylkäykselle oli se, että Metan ja oikeuden mielestä sosiaalista mediaa ei enää juuri ole olemassa, vaan esimerkiksi Facebookin suurimmat haastajat ovat YouTube ja TikTok.

https://dawn.fi/uutiset/2025/11/19/oikeus-facebook-ei-rikkonut-lakia-instagram-ja-whatsapp

#sosiaalinenmedia #oikeusjuttu #uutiset #facebook #instagram #whatsapp #meta #uutiset #teknologia #tekniikka

Oikeus: Facebook ei rikkonut lakia, kun se osti itselleen Instagramin ja WhatsAppin

Oikeusistuin Yhdysvalloissa on antanut päätöksensä marraskuussa 2025 Facebookia eli nykyistä Metaa vastaan nostetussa kilpailulainsäädäntöön kytkeytyvässä oikeusjutussa.

AfterDawn

Delete #WhatsApp now! Not only is it creepy but it's not secure. ALL numbers leaked 😱

https://www.heise.de/en/news/3-5-Billion-Accounts-Complete-WhatsApp-Directory-Retrieved-and-Evaluated-11083244.html

Move yourself and your friends + family to Signal.

#privacy #cybersecurity

3.5 Billion Accounts: Complete WhatsApp Directory Retrieved and Evaluated

Vienna researchers retrieved all WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history—and it's worse than you might think.

heise online

Researchers enumerated 3.5B WhatsApp phone numbers through the platform’s contact-discovery feature, revealing public profile photos and text for millions of users. Meta applied rate-limiting after the disclosure and says no non-public data was exposed.
This case raises important questions about phone numbers as identifiers and long-term privacy safeguards.
Share your insights & follow for more security-focused analysis.

#InfoSec #CyberSecurity #Privacy #DataExposure #WhatsApp #SecurityResearch #DigitalIdentity #TechNadu

WhatsApp’ta skandal açık! 3.5 milyar kullanıcının bilgileri tehlikede!: Avusturya’daki Viyana Üniversitesi’nden güvenlik araştırmacıları, uygulamada bulunan basit bir açığı kullanarak 3.5 milyar telefon numarasını platformdan çekmeyi başardı.

Araştırmacılar, Meta’nın 2017’de uyarıldığı halde bu açığın yıllarca düzeltilmediğini vurgularken, Wired’ın aktardığına göre bu açık kötü niyetli… https://www.eshahaber.com.tr/haber/whatsapp-ta-skandal-acik-3.5-milyar-kullanicinin-bilgileri-tehlikede-273008.html?utm_source=dlvr.it&utm_medium=mastodon EshaHaber.com.tr #WhatsApp #GüvenlikAçığı #VeriSızıntısı #KişiselVeriler #Meta

@beandev Japp, Zweithandy momentan einzige Lösung.

#WhatsApp

Researchers claim 'largest leak ever' after uncovering #WhatsApp enumeration flaw - https://www.theregister.com/2025/11/19/whatsapp_enumeration_flaw/ "researchers were able to gather user details at a rate of over 100 million accounts per hour by plugging in 63 billion phone numbers generated using a tool they built"
Researchers claim 'largest leak ever' after uncovering WhatsApp enumeration flaw

: Two-day exploit opened up 3.5 billion users to myriad potential harms

The Register

De esto no he escuchado nada por la tele https://www.heise.de/en/news/3-5-Billion-Accounts-Complete-WhatsApp-Directory-Retrieved-and-Evaluated-11083244.html

Y después quieren los políticos acabar con la privacidad en los chats y demás ¿Para que ? ¿Para que les sea aún más fácil a los actores malignos acceder aún más fácil a nuestro datos?

#ciberseguridad #Dataleek #Cracking #whatsapp

3.5 Billion Accounts: Complete WhatsApp Directory Retrieved and Evaluated

Vienna researchers retrieved all WhatsApp numbers. The 3.5 billion profiles represent the largest data leak in history—and it's worse than you might think.

heise online