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Incident Response - Linux
Linux Incident Response Approach Overview When conducting incident response on Linux systems, certain types of analysis can be performed quickly and effectively using built-in Linux tools. This initial analysis often provides insights into how the system was compromised and the actions taken during the breach. However, advanced threat actors may employ techniques that complicate the investigation, requiring more time-consuming and sophisticated analysis methods. This Linux an
The story of the 'HeartBleed' SSL Vulnerability
The term "heartbleed" is a play off of the word "heartbeat" which was the OpenSSL function exploited for the attack. The VOX article,...
Elastic - Visualizing objects in tables with Zero records
If an elastic query in the dashboard does not return any records, the dashboard may not display zero values for the visualized data.
EDR Evaluation - EDR System Operations (SysOps)
EDR/XDR platforms often lack transparency in their detection logic.
Insider Threat
Three categories of Insider Threats: Malicious insiders Theft of IP Sabotage Espionage Negligent Insiders Ignoring policy and procedures...
First 90 Days
A highly recommended book for navigating a new leadership role is The First 90 Days.
Security Logging - Parent Events versus Base Events
Parent Events versus Base Events Concept The diagram below highlights the SOC Triad, with core cybersecurity tools like Network Detection...
Password Cracking - Hashcat
Three password cracking techniques that can be used with the password cracking tool hashcat. The three techniques are: Dictionary based...
Incident Response (IR) - Server/Host Analysis
Host based IR Approach The main categories of alerts come from the following sensor instrumentation: Network sensors Identity sensors...
Mimikatz
The Mimikatz story is fascinating to me. “Mimikatz first became a key hacker asset thanks to its ability to exploit an obscure Windows...
Interviewing Hiring - SOC Analyst, Cyber Security Engineer
SOC Analyst Screening Questions The questions below are some basic questions that most SOC analysts with some experience should be able...
Network Detection Response (NDR) - Web Traffic Analysis Part 2
Overview of major security tools related to web traffic protection Protection from Inside to Outside Traditional web protection largely...
Zeek & Corelight - Encrypted Traffic Collection
Zeek, and Corelight sensors specifically, divide the process of handling and analyzing data into four distinct areas, as illustrated in...
Network Detection Response (NDR) - HTTP Analysis Part 1
HTTP is one of the most widely recognized protocols, essential for daily internet communication. Its ubiquity ensures it’s readily...
Elastic - Visualizations - Reusing Dashboards with controls and Markdowns
If you have the same dashboard content you want to display across multiple similar but different items, it can be extremely cumbersome to...
Threat Hunting - Kusto Query Language (KQL) externaldata Operator
The externaldata KQL operator enables you to download data from the Internet and temporarily store it as a KQL table for querying. It...
Threat Hunting Bad ASNs - Understanding Internet Bad Neighborhoods
Many people take Internet connectivity for granted, but it’s made possible by network operators. These service providers interconnect...
Cyber Incident Response - Incident Communications Plan
Cyber Incident Response Communications Plan Purpose The purpose of this communications plan is to ensure secure, efficient, and...
Cyber Incident Response - Incident Declaration Policy,
Purpose The purpose of this policy is to establish a standardized process for the declaration of a cyber incident and the subsequent...





















