Author

XENOPS Research

Research Team

Focusing on proactive security research, we aim to help organizations stay ahead of emerging threats and vulnerabilities.

We’re Inviting Guests to Admin Groups Now? Broad Dynamic Membership Rules & Guest Accounts

May 16, 2026

XENOPS Research

We’re Inviting Guests to Admin Groups Now? Broad Dynamic Membership Rules & Guest Accounts

We have seen broad membership rules in multiple penetration tests and red team engagements; let's take a look at one case we encountered recently and how to (ab)use it should you come across it

Cloud
Active Directory
Red Team

Breaking the Cube: Under the Hood of ionCube Loader

Mar 06, 2026

XENOPS Research

Breaking the Cube: Under the Hood of ionCube Loader

Reverse engineering ionCube's Zend VM hooks and the opcode dispatch it drives.

Reverse Engineering
PHP
ionCube