Blog - Metaspike

Articles

August 17, 2021

Trusted Timestamping (RFC 3161) in Digital Forensics

Trusted timestamping as defined in RFC 3161 makes its way into my digital forensics workflow…

Arman Gungor

Articles

April 1, 2021

Investigating Message Read Status in Gmail & Google Workspace

The need to determine whether a specific message was read by an end-user comes up…

Arman Gungor

Articles

July 20, 2020

Dates in Hiding Part 3 — Gmail Message ID and Thread ID Timestamps

After my Gmail History Records post earlier this month, there was a great discussion in…

Arman Gungor

Articles

July 7, 2020

Gmail History Records in Forensic Email Investigations

One of the common issues when examining Google email data, especially from free Gmail accounts,…

Arman Gungor

Articles

March 23, 2020

Dates in Hiding Part 2 — Gmail MIME Boundary Timestamps

This post on Gmail MIME boundary timestamps is an update to my previous Dates in…

Arman Gungor

Articles

December 12, 2019

Google Takeout and Vault in Email Forensics

Introduction Google Takeout and Google Vault are commonly used to export email evidence for digital…

Arman Gungor

Articles

September 17, 2019

Dates in Hiding—Uncovering Timestamps in Forensic Email Examination

One of my favorite data points when forensically examining emails is hidden timestamps. These timestamps…

Arman Gungor

Software

August 26, 2019

Free Mailbox Sanitization Software—Obliterator

What is Obliterator? I have been tasked with mailbox sanitization numerous times, and I know…

Arman Gungor

Articles

May 16, 2019

Leveraging DKIM in Email Forensics

My last article was about using the Content-Length header field in email forensics. While the…

Arman Gungor

Articles

March 26, 2019

Using the Content-Length Header Field in Email Forensics

As forensic examiners, we often have to analyze emails in isolation without the benefit of…

Arman Gungor

Trusted Timestamping (RFC 3161) in Digital Forensics

Investigating Message Read Status in Gmail & Google Workspace

Dates in Hiding Part 3 — Gmail Message ID and Thread ID Timestamps

Gmail History Records in Forensic Email Investigations

Dates in Hiding Part 2 — Gmail MIME Boundary Timestamps

Google Takeout and Vault in Email Forensics

Dates in Hiding—Uncovering Timestamps in Forensic Email Examination

Free Mailbox Sanitization Software—Obliterator

Leveraging DKIM in Email Forensics

Using the Content-Length Header Field in Email Forensics

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