Kyle Avery // Introduction Setting up the C2 infrastructure for red team engagements has become more and more of a hassle in recent years. This is a win for the security community because it means that vendors and professionals have learned from previously successful techniques and implemented effective mitigations in their networks. DNS over HTTPS […]
Max Boehner & Noah Heckman // Introduction As 2020 sent us all into our homes social distancing, the demand for online messaging saw a huge spike in an effort for people to stay in contact with each other. In some cases, even entire social events (like conferences and club meetings) were ported to platforms such as Discord and Slack to increase biological security, while […]
Have you ever seen a call for papers for a conference and thought to yourself that you’d like to submit a talk and then immediately thought, oh never mind? Have you ever been asked to present internally at your organization and immediately recommended someone else to do it? Was it because you didn’t know how […]
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Kent Ickler // Because, you know—that should be a thing. TL;DR: Don’t run the Unifi Controller on a laptop in the closet. BACKGROUND Ubiquiti’s Unifi controller is a network device, or software service, that controls Ubiquiti’s Unifi line of devices. Unifi is a brand of devices that, well, unify together to make a better user experience for network users and system admins in the […]
In this Black Hills Information Security (BHIS) webcast, we explore using GoLang to author malware with embedded shellcode. GoLang is a Google-authored modern successor language to C/C++. It is multi-platform, high performance, multi-threaded, and unlike C/C++ includes garbage collection! It has the advantage of compiling to native machine code, unlike .NET C# which is dependent […]
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Jordan and Kent have heard from a lot of people that the past Black Hills Information Security (BHIS) webcasts: “Group Policies That Kill Kill Chains” and “Active Directory Best Practices to Frustrate Attackers” have changed their business models for the better. And since they’ve been offered the BHIS soapbox again, they thought it was time […]
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Why is blockchain security important? Blockchain usage has exploded since the Bitcoin whitepaper was first published in 2008. Many applications rely on this technology for increased trust and privacy, where they would otherwise be absent from a centralized system. The ecosystem surrounding blockchain technology is large, complex, and has many moving pieces. Exchanges exist where […]
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Ray Felch // Preface: Recently, I acquired a few home automation devices, so that I might research Zigbee and get a better understanding of how this very popular wireless technology interconnects with the internet of things (IoT’s) and to determine just how secure this platform really is. I was already somewhat familiar with home automation […]
Dale Hobbs // The Center for Internet Security (CIS) Controls are a recommended set of highly effective defensive actions for cyber defense that provide specific and actionable methods to prevent the most dangerous and pervasive cyber-attacks. They were initially developed by the SANS Institute and were originally known as the SANS Critical Security Controls. They are the combined knowledge of a variety of industry experts from every market into what is effectively […]
