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Microsoft: Russian “APT28” hackers exploit Windows Security flaw

Non-Technical Summary: Microsoft has issued a warning about a Russian hacking group known as APT28. This group has been exploiting a vulnerability in Windows to gain unauthorized access to systems and steal data1. They use a previously unknown hacking tool called GooseEgg to carry out…


Active Threat Hunting – a new Approach to IT Security – with Euclid Networks.

Ask your IT provider today what they do to proactively mitigate against cyber threats – and if you’re looking for a new technology partner for your business, contact us today! Please send an e-mail to info@euclidnet.com, copying and pasting the following fields to complete :…


Three Microsoft 365 Compromises, 72 Hours

A Huntress Labs Security Case Study : Huntress has been hunting malicious actors across 50,000+ user accounts for 1,500+ small businesses enrolled in their Managed Detection and Response (MDR) for Microsoft 365 product. This is a repost from Huntress Lab’s Security Blog, where they outline…


Resolving Time Synchronization issues on Virtualized Active Directory Servers

We’ve run into the issue of virtualized Primary Domain Controllers (PDCs) on Windows Server 2016/2019/2022 that fail to properly sync their clocks with global NTP time servers. In the following, we’ll outline the problem and show you how we’ve resolved this IT service issue for…


Using a Synology NAS as a Backup DNS Server for Active Directory

As we onboard any new IT support partner, one of our security and network assessment tasks is to validate a client’s server and disaster recovery environment. As part of this assessment, we often find a customer will have a single point of failure with their…


Here’s What We Know About WannaCry / WannaCrypt / Wcry Ransomware

Over the weekend, businesses, institutions, and individuals in 12+ countries have fallen victim to a ransomware program known as “WannaCrypt”, or a variant thereof. For those unaware, WannaCry is fast-spreading form of malware that remotely targets nearby computers running on unpatched or unsupported versions of…


Deleting files from old Offline File Cache in Windows 7 or XP

As network support providers, we frequently come across come across scenarios where a computer on a business domain has a user profile that has old Offline File Cache data in it. Typically, the user account has moved to a new domain, or is pointing to…


Windows won’t start after Microsoft Update installation

Windows won’t start after update installation This is a common problem we run in to while providing IT support with older computers. After applying a Microsoft Update patch, windows will partially boot, or not boot at all. Most of the times, windows will boot to…


Unable to join Windows 7 Workstation to SBS 2008 Domain

“Your computer could not be joined to the domain because : An attempt to resolve the DNS name of a domain controller in the domain being joined has failed.” We run into this error a lot on improperly configured SBS 2008 domain servers. The issue…