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Category Archives: Security
Epsilon Red ransomware targets unpatched Exchange servers
[German]Brief warning to administrators of Microsoft Exchange servers. While investigating an attack on a major U.S. hospitality company, security firm Sophos has discovered a new ransomware called Epsilon Red. Red Epsilon exploits unpatched vulnerabilities in Microsoft Exchange servers to infect … Continue reading
3 years of GDPR: Further ambiguity in companies
[German]Three years ago, on May 25, 2018, the General Data Protection Regulation (GDPR) came into force. This meant enormous changes for many companies with regard to the storage and processing of data – although the GDPR had not introduced anything … Continue reading
Insides about Crime & Surveillance App Citizen
[German]A hacktivist has managed to pull huge amounts of data from the crime app Citizen and subsequently published it on the dark web. The dataset contains 1.7 million "incidents" (the notifications in the app), which reveals new insights into how … Continue reading
New (Python) virus for Windows found with unknown origin
[German]German blog reader Christian contacted me yesterday by mail because he encountered a virus (Trojan) at some of his customers that was not detected by Microsoft Defender so far. There is not much information about the virus yet – unfortunately … Continue reading
Data leak at Fintech Klarna: Third-party accounts viewable
[German]I already know why I don't let financial service providers or fintechs access my bank accounts via app. According to media reports, Swedish payment service provider Klarna experienced a serious data protection breach. Users who used the Klarna app were … Continue reading
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Vulnerability CVE-2021-21985 in vSphere Client, patch it!
[German]VMware has issued an urgent security warning to users of vSphere. The vSphere Client (HTML5) contains a critical vulnerability CVE-2021-21985 that could allow remote code execution due to a lack of input validation in the Virtual SAN Health Check plug-in, … Continue reading
Posted in Security, Software, Virtualization
Tagged Security, Virtualization, VMware
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Google Chrome 91.0.4472.77 with security fixes
[German]Google has released Google Chrome 91.0.4472.77 on May 25, 2021. It is a security update that fixes 32 vulnerabilities in older browser versions at once.
Cybercrime on Telegram: Hackers abuse the messenger
[German]Telegram is a semi-encrypted messaging and chat app, that's is seen as a rival to Whatsapp. Cybercriminals have moved beyond the Dark Web and started using Telegram to share their hacks and reach a wider audience. Private data from millions … Continue reading
http-sys vulnerability (CVE-2021-31166) also threatens WinRM service
[German]The http-sys vulnerability (CVE-2021-31166), which was already patched in May 2021, is more serious than initially assumed. Windows 10/Windows Server systems running the Windows Remote Management Service (WinRM) are also threatened. Administrators should ensure that affected systems are patched, as … Continue reading
Posted in Security, Update, Windows
Tagged Security, Update, Windows 10, Windows Server
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Audio manufacturer Bose: Data leak after ransomware attack
[English]Bose, a manufacturer of audio products, has fallen victim to a ransomware attack. In the process, some of the company's employees' data was also siphoned off, the company has admitted. The malware attack was discovered on March 7, 2021, and … Continue reading