Understanding Windows trust boundaries is important as a penetration tester as security vulnerabilities are usually found at these boundaries. As an application developer, understanding these boundaries will help you develop more secure applications. I have never found this information ...

At first glance, achieving 0 reportable cybersecurity incidents seem to be a commendable achievement. Other industries set similar KPIs, i.e. 0 workplace injuries. However, we must understand that this is extremely tough because we are facing an active adversary that is attacking constantly. ...

File history is a backup solution built into Windows from Windows 8 onwards. Once enabled, previous versions of files in Documents, Music, Pictures, Videos, Desktop and OneDrive folder will automatically be copied onto a backup drive. The File History Management Tool (fhmanagew.exe) is a Living ...

We all know about MD5 hash collisions but I have never imagined that so much progress has been made. Meaningful hash collisions can now be computed on desktop grade hardware. The below collision was computed using unicoll on an i3 desktop in under 30 minutes. Position of byte differences have ...

Index Forensics - Walking down a colourful memory lane OSINT - Sounds of freedom! Cloud - Find the leaking bucket! Bonus - Bonus flag for submitting Awesome Write-up Walking down a colourful memory lane We are trying to find out how did our machine get infected. What did the user do? Please ...

While completing challenge 9 of Flare-On 7, I found a lack of information out there on reverse engineering COM objects. Most tutorials are written from a developer point of view where the Interface Definition Language (IDL) file is available. Reverse engineers don't usually have the luxury and ...

My hardware token ran out of battery recently. Before throwing it out, I opened it up to remove the battery so I can dispose of it separately. I decided to take the opportunity to sneak a quick peek into the insides of the token. The model number etched on the circuit board indicates that it is ...

I recently stumbled across the NTFS Owner Rights security principal. This is an obscure security principal that is used to restrict the rights that the owner of the file has. This can come in handy when hardening endpoints in corporate environments. Frequently, we encounter software that has to ...