JUMPSEC LABS

The JUMPSEC Lab is a place where the the technical team get creative and showcase their latest security research, publications, interesting news and general thoughts!  We love what we do and are passionate about security, with some great upcoming projects planned, bookmark our site and stick around to see what we are working on.

How Cloud Migration is Affecting AppSec – A Red Teamer’s Perspective

Introduction I’ve recently spoken at several conferences about the changes that are underway within red teaming as a result of cloud migration. My team and I have been delivering majority cloud red team work over the last year and the differences are becoming more apparent by the day. One point I’ve mentioned as ‘controversial’ at several of these events is that cloud migration has actually made AppSec more important than ever. I went some way to trying to explain why I think this is during my...

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WASM Smuggling for Initial Access and W.A.L.K. Tool Release

TL;DR This blog post introduces Web Assembly (WASM) as a powerful alternative to traditional web technologies, highlighting its appeal to cybersecurity professionals for evading security measures for initial access. WASM has been observed being leveraged in the wild as a new payload delivery avenue which can land payloads in a hardened email inbox or instant messaging chats. A new tool, W.A.L.K. (Web Assembly Lure Krafter), is released alongside this blogpost to automate the generation of...

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Why sneak when you can walk through the front door – A Love letter to Password Spraying against M365 in Red Team Engagements

In 2023 through 2024, JUMPSEC's red team gained access to Microsft 365 (M365) environments of sophisticated clients during adversarial engagements with an approach that breathes life into the decades-old technique of password spraying. With threat actors increasingly using similar approaches in the wild, being able to compromise the even likes of Microsoft themselves, it is my opinion that red teams might benefit from incorporating some of these techniques into their initial access arsenal, or...

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