Tag Archives: WhatsApp

WhatsApp leak: Nearly 500 million user data offered in underground forum (Nov. 2022)

[German]On November 16, 2022, an unknown person offered a huge data set with approximately 487 million WhatsApp user data in an underground forum. The data set allegedly contains WhatsApp user data from 84 countries. The leak contains also mobile phone … Continue reading

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WhatsApp: Worldwide down for some users (Oct. 25, 2022)

[German]If you're a user of the WhatsApp messenger service and nothing is working right now, it's not because of your device or your account. Meta subsidiary WhatsApp is likely to experience a worldwide outage of its Messenger service today, October … Continue reading

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

WhatsApp: Two vulnerabilities allow remote code execution

[German]Meta subsidiary WhatsApp warns about two vulnerabilities in its apps for Android and iOS that put users' security at risk. Both vulnerabilities allow remote code execution – so the apps should be updated promptly. Advertising

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Does the WhatsApp desktop app throttle GPU performance?

[German]The meta-messenger WhatsApp has a client for the Windows desktop. A reader has now pointed out to me his observation that this app throttles the GPU performance of the desktop. I'm posting it man here on the blog with – … Continue reading

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Bye bye WhatsApp: Swiss Army uses Threema

[German]The Swiss Armed Forces has banned its military personnel from using messengers like WhatsApp while on duty. Instead, all army personnel are to use the Swiss messaging app for official business. The decision was made for security reasons in order … Continue reading

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Facebook, Instagram and WhatsApp worldwide down

[German]Currently (2021/10/04, 19:50 MEZ) there is a worldwide major disruption at Facebook, which also includes the services Instagram and WhatsApp. The disruption has already been going on for a few hours, and the US giant's users are in an uproar … Continue reading

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Check Point discovers WhatsApp vulnerability in image filter

[German]Another brief security information for the few remaining WhatsApp users. Security researchers from Check Point have discovered a vulnerability in the WhatsApp image filter function that hackers could exploit. In the meantime, however, this vulnerability has been fixed with an … Continue reading

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Malware infection of Gigaset Android phones and the WhatsApp/SIM problem

[German]After the (supply chain) malware attack on various Gigaset Android smartphones, WhatsApp access was blocked for many users. There is an option to have the access unlocked again. Since several people have asked whether it is safe to continue using … Continue reading

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Why you should quit WhatsApp

If you observe Facebook's WhatsApp from a view or a data protection activist or a security expert, you should have dropped that messenger (I dumped that thing in 2018 due to GDPR reasons). During the past WhatsApp has a steady … Continue reading

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Private WhatsApp Group Invits in Google Search Index

[German]Imagine having a very private conversation with your family via WhatsApp group, where only people are invited to join. And then the whole world can find the group invitation and and join the group, and having the phone numbers of … Continue reading

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