Inside the Core (podcasts)
The Macintosh Forensic Podcast

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March 2023
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iTunes Enhanced Mp3 Version

The Inside the Core podcast is provided for entertainment only. Any information, techniques, software or equipment that is discussed should be researched, tested and validated prior to use. This podcast is not a substitute for specialized training that is required for computer forensics. The topics of discussion and/or opinions are those of the host(s) and do not reflect the views of the hosts employers or former employers. Discussion of content, goods, or services provided by outside entities does not imply endorsement. Nothing in the podcast should be construed as an offer, solicitation or recommendation to buy or sell any specific products or training.

Inside the Core Episode 14

Just in time for Thanksgiving here in the States! In this episode we talk about:

The new Mac Tips section

- Using the Go To Folder feature

- Terminal Command: Open

The kcpassword file and how to decrypt it

PList of the Week

- Skype History Files

Website of the Episode


The release of Reaper, the PList Investigation Tool

New version releases by:

- Sumuri - Paladin ver 2

- MacMarshall ver 3

- Blackbag - Blacklight R4

Look for the ITC Polo Shirts and Hats available for sale soon!

More info at

Direct download: Inside_the_Core_Episode_14.m4a
Category:podcasts -- posted at: 8:10pm PDT

It is finally out! Episode 13 with our guest host, Steve Whalen of Sumuri. Steve talks about his Mac training classes and Paladin, the forensic boot CD. We also talk a bit about OS 10.7 Lion, Malware and of course, the Plist of the Week. 

Our application pick of the show is Disk-Arbitrator. Hopefully we can get its creator on the show in the future.

This will be the first in what we hope is a series of interveiws with companies that offer Mac Forensic Training.

Thanks for sticking around and waiting for the latest podcast.

Be Safe,

The MacDudes

Direct download: Inside_the_Core_Episode_13.m4a
Category:podcasts -- posted at: 10:52pm PDT

Inside the CyberCrime 4Cast Super Show

We were kindly invited by Lee Whitfield of Forensic 4Cast to participate in the Digital Forensics Podcast Super Show. Along with Lee, we were joined by Joe Garcia of CyberCrime101 and Lee's brother Simon.

Here is the link to the show:


Happy Holidays

The MacDudes

Category:podcasts -- posted at: 10:32am PDT

Inside the Core Episode 12

In this episode we discuss Chrome for Mac forensics and the Forensic 4Cast Awards. We have guest host Joe Garcia of the CyberCrime 101 podcast, who tells us about his podcast, the SANS Forensic Summit and HacKidCon.

We also briefly discuss Steve Whalen's new company, Sumuri, and their Forensic Boot and Imaging CD, Paladin; AccessData's FTK Imager command line tool for the Mac; and the websites of the episode.

Thanks to Joe Garcia for being on the show.

We would also like to thank you, our listeners, for voting for ITC in the Forensic 4Cast Award's Best Digital Forensics Podcast. Who would of thought we would of won!

A special thanks to the Florida State Prison System for their votes.

Direct download: Inside_the_Core_Episode_12.m4a
Category:podcasts -- posted at: 10:49pm PDT

Inside the Core Episode 11

In Episode 11, The MacDudes talk about using the command line to see what extended attributes a file has assigned to it. PLoW covers two plists.

We also talk a bit about the recent CEIC conference, Twitter, and a couple of software applications.

Chris is hard at work trying to get the show notes caught up. We hope to have all  of them on the website for your downloading pleasure.


Be safe!

The MacDudes


Direct download: Inside_The_Core_Episode_11.m4a
Category:podcasts -- posted at: 10:31pm PDT

Inside the Core Episode 10

After a two month hiatus, we are back with Episode 10. We know it has been a while but we are ready to get back to work and bring the best in Mac forensics information to you.

In this Episode we cover the SQLite DB File. PLoW covers several iWork plists, a VLC plist.

The episodes Website of the Week is This website interprets a Mac's serial number and provides us with great information on the make up of that particular system.

We talk briefly about a native "switch" in Snow Leporad that allows us to turn on read/write to NTFS volumes. No need for NTFS 3G or Tuxera NTFS. Look for more on that later.

Show notes to follow.....No really, we promise!

Be Safe!

The MacDudes

Direct download: Inside_the_Core_Episode_10.m4a
Category:podcasts -- posted at: 11:13pm PDT

Inside the Core - The Night Before MacMas This is our holiday special episode. We gather around the Christmas tree with the kids and read our version of The Night Before Christmas.

We want to thank all of you for taking the time to listen to the podcast and provide us feedback to help make the show better. We try our best to provide information that will help you in your Mac exams or at least point you in the direction where your questions can be answered.

We would especially like to thank our own MacDudette, KK, for writing the MacMas version and for her on the fly editing while Chris and Dave were totally clueless on how to make two words rhyme.

We hope that you have a Merry Christmas, Happy Chanukah or whatever you are celebrating!

Be safe and we hope to see you in the new year!

The MacDudes
Direct download: Inside_the_Core_-_The_Night_Before_MacMas.mp3
Category:podcasts -- posted at: 12:08am PDT

Inside the Core Episode 9 In Episode 9, The MacDudes talk about hardening your Mac using native security applications and processes.

Following in the security theme, the Plist of the Week (PLoW) covers and

We have a great interview with Joe Duke of AccessData. Joe will discuss the use of FTK in analyzing Macintosh and the new FTK Mac Forensics course.

The following are some of the websites we talk about concerning Mac Security & anti-virus

Mac Shadows
Secure Mac
Mac Hacking
Security Social
Intego Blog

The show note to follow, honest!

Be Safe,
The MacDudes

Direct download: Inside_the_Core_Episode_9.m4a
Category:podcasts -- posted at: 4:38pm PDT

Inside the Core Episode 8 In Episode 8, we cover preparing a Mac for use as an analysis system. We also go over a lot of tools that are useful in analysis of a Mac. We have an interview with Ben Charnota of BlackBag Technologies about their new software write block (beware: Ryan's mic will be found lacking).

Google is providing free internet access in a number of airports this holiday season. Here is a link to an article about it:

Plist of the Week:

No Website of the Week this episode, the show was getting a little too long so I pulled it out. We will include it in the next show.

Show notes to follow!

Be safe,
The MacDudes
Direct download: Inside_the_Core_Episode_8.m4a
Category:podcasts -- posted at: 7:51pm PDT

Inside the Core Episode 7 This episode, the MacDudes have an interview with Lee Whitfield of the Forensic 4cast Podcast, talk about features in Snow Leopard that are of interest to examiners, and the Plist of the Week.

Also discussed;

Problems with Time Capsule
Linkedin Groups
Bodega application
Twitter's Computer Forensic Information
Snow Leopard's Problems with Guest Accounts

Look for show notes soon.

Direct download: Inside_the_Core_Episode_7.m4a
Category:podcasts -- posted at: 7:48pm PDT

Inside the Core Episode 6 In this Episode, Ryan interviews Al Lewis of SubRosaSoft, Chris talks with Social Media & Communications expert, Christ M. Miller about her website,

The MacDudes also discuss:

HFS+ read support in BootCamp 3.0
Mac OS's native screenshot capabilities
Plist of the Week:

We're still struggling with some sound quality issues,  hopefully we will have this worked out with the next round of interviews.

Show notes will be posted shortly.
Direct download: Inside_the_Core_Episode_6.m4a
Category:podcasts -- posted at: 7:29pm PDT

Inside the Core Episode 5 In this episode, the MacDudes talk about iPhone backup files and tools to parse them, imaging iPods, how to extract a dictionary file from swap files over 2GB in size and the Plist of the Week.
Direct download: Inside_the_Core_Episode_5.m4a
Category:podcasts -- posted at: 5:04pm PDT

Inside the Core Episode 4 This episode covers why we point everyone to the user's Home folder first. Ryan talks about Diskarbitration for Leopard and Tiger. Chris showcases the Plists of the Week, Safari bookmarks, history, downloads, TopSites & Last Session.

Websites of the Week:  MacTracker & EveryMac

Podcasts to listen to: CyberSpeak & Forensic 4Cast

Show notes are available for download. They are more detailed than the synopsis below:

Click here to Download

Show notes synopsis:

Home Folder:
-Most of the evidence is located in the Userʼs Home Folder
-Majority of the Preference PLists with user-specific settings are in 
 User/Library/ Preferences

 -User Logs:
  -Indicative of the userʼs activity
  -Not system activity, but user specific logs

 -PLists files or proprietary format files for the User
 -Contains configurations and settings for the User
 -I.E. Online activity, buddy lists, email, logins, etc.

-Application Support:
 -Mozilla Cache, iPhone backup files from MobileSync folder  -Application PLists with information

-Disk Arbitration looks at devices and mounts the device and makes icon 
  to access this device available to the user
-On Boot, Disk Arbitration recognizes the internal hard drive. Recognizes
  file system. Mounts partitions on desktop.
 -In order to prevent writes, we must prevent the mount.

 -To turn off Disk Arbitration, enter Terminal and type:

sudo launchctl unload System/Library/LaunchDaemon/

-Now when you connect a disk, the disk will not mount

-To turn back on, enter Terminal and type:
sudo launchctl load System/Library/LaunchDaemons/

or Reboot system and diskarbitration will become active again

-Not controlled by LaunchCtl process
-Need to move the PList from one location to another

1. Make copy of the diskarbitrationd.plist
2.Once the copy is made, use the remove command in Terminal to delete  
   the from the /etc/mach_init.d folder
3.Reboot system
4.Only OS Boot partition will mount.

To UNDO, Copy the diskarbitrationd.plist back to the /etc/mach_init.d  
   folder and reboot the system.

PList(s) of the Week(PLOW):


 -User created/maintained bookmarks

 -Any downloads specific to Safari
 -Download history

 -History from Safari if not cleared

 -Came with Safari 4
 -When a New Tab is opened, it opens thumbnails of  most visited sites
 -Instead of typing URL,  just click on thumbnail and it opens the site.

 -Indicates what was open on last Safari session
 -If multiple windows opened, it will indicate each as a different Item
Direct download: Inside_the_Core_Episode_4.m4a
Category:podcasts -- posted at: 12:23pm PDT

Inside the Core Episode 3 Hey,

Episode 3 is uploaded and ready for your listening pleasure. We cover Safari Internet cache, the Trusted Utilities Disk and the Plist of the Week. We also have our Host at Large, Reggy, with part one of his series on the Terminal.

Show notes should be posted tomorrow.

Thanks for listening and keep those emails coming in!

Be Safe,
The MacDudes

Direct download: Inside_the_Core_Episode_3.m4a
Category:podcasts -- posted at: 7:44pm PDT

Inside the Core Episode 2 Episode 2 is uploaded! The sound quality is a bit better but still working on that. In this episode we cover: Defeating the Open Firmware password, Mobile Forensics World's iPhone Forensics panel discussion, the Plist of the Week and a few Mac websites.

You can send any comments or questions to:
Click here to send The MacDudes an e-mail

Episode 1 Show Notes (Download at: Show Notes)

GOLDEN RULE: Use OPTION key to boot first and confirm no Firmware Password

OFP: Prevents any other startup option other than "option" or "startup disk".

If OFP is active and you attempt alternative boot sequence, the system will default to  the normal “Startup Disk” and possible writes will be made.
-Dont want to make writes....

1. Boot with option key to confirm Open Firmware Password exist
2. To get around:
    A. Pull hard drive and image via write block (24 screws or less)

    B. Reconfigure the RAM:
        1) Shut down
        2) Disconnect power (if laptop remove battery)
        3) Remove stick or add stick of RAM to reconfigure
        4) Close up, connect battery/power
        5) Command+Option+P+R key all at once "Vulcan Death Grip"
        6) Listen for 3 Chimes-Indicates reset
        7) Restart and use Option key to check

NOTE: Time will be reset. The clock will possibly be off.
             Logs may be important.

Mobile Forensics World iPhone Forensics Panel

iPhone Panel:
-Ryan Kubasiak:
-Jonathan Zdziarski : iPhone Forensics author
-Sean Morrissey :Dept. of Defense
-Andrew Hoag : Moderator

-Took questions from audience after moderated question session.

Different ways to get data:
Hardware/Software Suites:

Wolf: Good for unlocked phone, and if you unlock can use.


Different Methods:
Raw Disk info: Jonathan Zdziarski and Sean Morrissey
                          -Concerns as to what is being changed from data 

Dont forget about the iPhone backups on the Mac: a wealth of information

PList(s) of the Week(PLOW):

Plist: Registry like files but corruption of one file doesnʼt corrupt the entire system.

Application plists:

Global: Library--> Preferences-->
-Shows Registered User and Registered Key
-Can indicate the key for verififcation of legal software

iWork (Mac Office Suite):

Google Gears:

Websites to Check Out:
Mac Shadows:

Direct download: Inside_the_Core_Episode_2.m4a
Category:podcasts -- posted at: 4:22pm PDT

Inside the Core Episode 1 Well, we finally got Episode 1 uploaded! We had some minor problems with sound quality, hopefully we will get those cleared up for the next episode.

You can send any comments or questions to:
Click here to send The MacDudes an e-mail

Episode 1 Show Notes (Download at: Show Notes)

Single User Mode:

GOLDEN RULE: Use OPTION key to boot first and confirm no Firmware Password

-If Firmware Password in use, power off.
(Firmware Password Options will be covered in a later podcast)

-Single User Mode can be used to find Date/Time of the system without making

-After OPTION key boot and confirmation of no firmware password

-REBOOT holding OPTION + ʻSʼ Key to boot into Single User Mode

-Will be similar to a Verbose boot

-After boot stops, type “Date” at cursor and date and time will be displayed.

-To find the make & model of the installed hard drive, look for the line that starts with "Got Boot Device"

-Can also run System Profiler to access information about the system


Forward Discovery:
-Non-Tool Specific Mac Forensics Survival Course
-Teaches how to do Mac Forensics using Mac
-Basic and Advanced Courses being offered Internationally

BlackBag Technologies:
-Offers both training for non-tool and Blackbag Tool Training
-Suite of Proprietary tools for using a Mac to do Mac Forensics
-Beginner, Intermediate, and Advanced Courses

-Also offers tool specific training
-MacForensicsLab:Proprietary software

Purdue University: (Law Enforcement Only):
-3 day class
-Traveling Class and at the University
-Beginning and Advanced Course

-Several certifications:
-Apple Certified Support Professional (ACSP)
-Apple Certified Technical Coordinator (ACTC)
-Apple Certified System Administrator (ACSA)
-Range of Apple Software Pro Certifications as well

Plist of the Week(PLOW):

This weekʼs PLOW is:

1.It is located in both Global and User: Library --> Preferences

2.Contains information about all IPod/IPhone devices connected to system.

3.Includes (not comprehensive):
  a.UUID: Unique ID for the Device
  b.Connected: Last Connected Date/Time
  c. Device Class: IPod/IPhone
  d.Firmware Version
  e.Serial Number
  f. IMEI (IPhone)
  g.Use Count

Direct download: Inside_the_Core_Episode_1.m4a
Category:podcasts -- posted at: 3:05pm PDT

Inside the Core Introduction Welcome to Inside the Core, the Macintosh & Apple Device Forensics podcast.

Today is a short introduction into what Inside the Core is all about. We will cover Mac specific resources and the Plist of the Week.


The Mac OS X Forensics website

The Mac OS Forensics Yahoo Group

Tips & Tricks at the MacForensicLabs website

Plist of the Week

This plist is located in the Local Library (/Library/Preferences) and holds information pertaining to deleted user accounts. These user accounts can be totally deleted from the system or archived by the administrator.

To see if the user accounts were archived, look in the Users folder for the Deleted Users subfolder (/Users/Deleted Users/). User accounts that have been archived will be in a disk image (DMG) format or if it was FileVaulted, a sparsebundle image.

Direct download: Inside_the_Core_Intro.m4a
Category:podcasts -- posted at: 8:31am PDT