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Bug hunting, for fun and profit. My slightly but not so technical how to guide for anyone.

This article reflects not only how I like to do bug bounty programs, but also how I approach most of my normal penetration tests, red teams or web security assessments. It works well for me and many clients I’ve served have been helped by it. It might very well be not your exact style. I try to show here the […]

Practical advice on time management and where to focus on when you want to kick ass at any course and study!

One of the topics that came along during my call for subjects was that of preparations for courses, especially the time management part when having a full time job or being a student.  I understand where this comes from, I’ve had similar doubts in the past myself. Many courses seem massively large and look like an unclimbable mountain or […]

Security Vulnerabilities in a Mainframe Emulator from Micro Focus

In March 2017 my colleague Meiyer Goren and myself have been requested through our employer Comsec by one of our clients to do an assessment on their new mainframe setup. They had decided a year earlier to replace their regular mainframe setup by a mainframe emulator, the Micro Focus Enterprise Server suite. This product is […]