Category Archives: Security

Sophos acquired by Thoma Bravo

[German]UK security vendor Sophos has been (finally) acquired by US private equity investor group Thomas Bravo for the price of $3.9 billion. That has been announced recently.

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Ouch: Let's encrypt withdraws 3 million certificates

[German]A brief message at the end of the day here in German: Let's encrypt had found a bug in the process of issuing certificates. So they now have to withdraw 3 million issued TLS certificates.

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Symantec acquisition by Broadcom ends in license/support chaos

[German]Another short message for IT service providers and people who need licenses for Symantec security products. After Broadcom's acquisition of Symantec, things are likely to go haywire and distributors will not be able to issue new licenses.

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Cryptolaemus and the fight against Emotet

[German]A group of security researchers and administrators are trying to fight agains attacks by emotet malware for some time. Now an article with an inteview about this group has been published. I find interesting the references to the group of … Continue reading

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Exchange Server 2013: Issue with Security Update KB4536988

[German]When you install security update KB4536988 (Feb. 2020) to close the vulnerability CVE-2020-0688, Exchange Server 2013 may experience an issue that was described a year ago in Exchange Server 2016.

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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 ...


Bug in Googles Titan M Chip Firmware (CVE-2019-9465)

Short information about Google's Pixel Smartphones. Since the Pixel 3 the devices contain a Titan M security chip. But it had a bug (vulnerability) in the firmware.

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Microsoft Guidance for Enabling LDAP Channel Binding and LDAP Signing

[German]Microsoft has issued on February 28, 2020, security advisory notification ADV190023 with revised guidance on LDAP Channel Binding and LDAP Signing for Active Directory Domain Controllers.

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NVIDIA fixes critical vulnerability in Windows GPU driver (2/28/2020)

[German]Nvidia has just fixed a critical vulnerability in its Windows GPU graphics driver with an update. The vulnerabilities could lead to privilege escalation and code execution or information theft.

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Critical vulnerabilities in WordPress plugins (Feb. 29, 2020)

[German]Vulnerabilities in WordPress-Plugins like Flexible Checkout Fields for WooCommerce puts  hundreds of thousands of WordPress pages at risk to be hijacked. Here is some information that I received during the days around this topic.

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Tamper Protection ported to older Windows 10 versions

[German]Another short report from the middle of the month. Microsoft has back-ported the Tamper Protection feature for Defender from Windows 10 version 1903 to earlier Windows 10 versions. 

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