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Black Hills Information Security, Inc.

Bad Habits: An ANTISOC Operation Same Problem, Different Angles: When Red Team and Blue Team Actually Talk to Each Other How to Identify and Exploit New Vulnerabilities Swapper – A Pure Regex Match/Replace Burp Extension A Practical Guide to BloodHound Data Collection Network Engineering Basics Signed, Trusted, and Abused: Proxy Execution via WebView2 Getting Started In Pentesting – Advice From The BHIS Pentest Lead Cloud Security: Tips and Resources for Securing the Cloud Lessons From A Chatbot Incident How to Lead Effective Tabletops Understanding GRC: How to Navigate Risks and Compliance Standards The “P” in PAM is for Persistence: Linux Persistence Technique Malware Analysis: How to Analyze and Understand Malware OSINT: How to Find, Use, and Control Open-Source Intelligence What to Do with Your First Home Lab When the SOC Goes to Deadwood: A Night to Remember Social Engineering and Microsoft SSPR: The Road to Pwnage is Paved with Good Intentions Common Cyber Threats Finding the Right Penetration Testing Company Deceptive-Auditing: An Active Directory Honeypots Tool The Curious Case of the Comburglar How to Set Smart Goals (That Actually Work For You) Inside the BHIS SOC: A Conversation with Hayden Covington Abusing Delegation with Impacket (Part 3): Resource-Based Constrained Delegation Why You Got Hacked – 2025 Super Edition Abusing Delegation with Impacket (Part 2): Constrained Delegation Abusing Delegation with Impacket (Part 1): Unconstrained Delegation GoSpoof – Turning Attacks into Intel Model Context Protocol (MCP) Bypassing WAFs Using Oversized Requests Getting Started with AI Hacking Part 2: Prompt Injection Wrangling Windows Event Logs with Hayabusa & SOF-ELK (Part 2) DomCat: A Domain Categorization Tool Wrangling Windows Event Logs with Hayabusa & SOF-ELK (Part 1) Microsoft Store and WinGet: Security Risks for Corporate Environments Default Web Content MailFail Commonly Abused Administrative Utilities: A Hidden Risk to Enterprise Security Stop Spoofing Yourself! Disabling M365 Direct Send Bypassing CSP with JSONP: Introducing JSONPeek and CSP B Gone Offensive Tooling Cheatsheets: An Infosec Survival Guide Resource DNS Triage Cheatsheet GraphRunner Cheatsheet Burp Suite Cheatsheet Impacket Cheatsheet Wireshark Cheatsheet Hashcat Cheatsheet EyeWitness Cheatsheet Nmap Cheatsheet Netcat (nc) Cheatsheet Hunt for Weak Spots in Your Wireless Network with Airodump-ng from the Aircrack-ng Suite Detecting ADCS Privilege Escalation Vulnerability Scanning with Nmap Getting Started with NetExec: Streamlining Network Discovery and Access How to Use Dirsearch Augmenting Penetration Testing Methodology with Artificial Intelligence – Part 3: Arcanum Cyber Security Bot How to Design and Execute Effective Social Engineering Attacks by Phone Abusing S4U2Self for Active Directory Pivoting Why Use a Macro Pad? Espanso: Text Replacement, the Easy Way Caging Copilot: Lessons Learned in LLM Security Augmenting Penetration Testing Methodology with Artificial Intelligence – Part 2: Copilot Augmenting Penetration Testing Methodology with Artificial Intelligence – Part 1: Burpference Intercepting Traffic for Mobile Applications that Bypass the System Proxy How to Root Android Phones Communicating Security to the C-Suite: A Strategic Approach Offline Memory Forensics With Volatility Getting Started with AI Hacking: Part 1 Go-Spoof: A Tool for Cyber Deception How to Test Adversary-in-the-Middle Without Hacking Tools Canary in the Code: Alert()-ing on XSS Exploits How to Hack Wi-Fi with No Wi-Fi Why Your Org Needs a Penetration Test Program Burp Suite Extension: Copy For Light at the End of the Dark Web Wi-Fi Forge: Practice Wi-Fi Security Without Hardware Avoiding Dirty RAGs: Retrieval-Augmented Generation with Ollama and LangChain Gone Phishing: Installing GoPhish and Creating a Campaign 5 Things We Are Going to Continue to Ignore in 2025 John Strand’s 5 Phase Plan For Starting in Computer Security Questions From a Beginner Threat Hunter GRC for Security Managers: From Checklists to Influence AI Large Language Models and Supervised Fine Tuning Attack Tactics 9: Shadow Creds for PrivEsc w/ Kent & Jordan One Active Directory Account Can Be Your Best Early Warning Introduction to Zeek Log Analysis Indecent Exposure: Your Secrets are Showing Creating Burp Extensions: A Beginner’s Guide Pitting AI Against AI: Using PyRIT to Assess Large Language Models (LLMs) The Top Ten List of Why You Got Hacked This Year (2023/2024) ICS Hard Knocks: Mitigations to Scenarios Found in ICS/OT Backdoors & Breaches Intro to Data Analytics Using SQL Finding Access Control Vulnerabilities with Autorize The Detection Engineering Process Cyber Risk Lessons We Can Learn From Hurricane Preparedness Intro to Desktop Application Testing Methodology What Is Penetration Testing? Adversary in the Middle (AitM): Post-Exploitation Pentesting, Threat Hunting, and SOC: An Overview
Webcast: Linux Forensics Magical Mystery Tour With Hal Pomeranz
BHIS · 2020-06-17 · via Black Hills Information Security, Inc.

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One of our favorite BHIS guest presenters, Hal Pomeranz, returns for more of the Linux goodness.

Roll up for a magical tour through the mysteries of Linux file systems! Relative atime updates, block groups, and allocation strategies, deleted directory entries, and even more will be revealed! This information will help you understand your Linux timelines and recover deleted data more quickly. It’s a perilous journey off the beaten path from which you will not return unchanged!

Join the Black Hills Information Security Discord discussion server — https://discord.gg/aHHh3u5

Slides for this webcast can be found here: https://www.blackhillsinfosec.com/wp-content/uploads/2020/08/SLIDES_LinuxMagicalMysteryTour.pdf

0:00 – Head On Over

1:10 – Someone Please Introduce Hal Pomeranz

5:49 – Let’s Talk About EXT (baby)

8:13 – Having Atime

19:25 – Directories

28:29 – Deleting Files

38:23 – File Allocation & Deleted Data Recovery

1:07:23 – Closing Statements



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