CISA explanation and practice questions
CISA (certified information systems auditor) is a professional certificate for IT auditors. To become CISA you have to complete the exam and become ISACA member. To help you understand what CISA is about, we made a small test with exam level questions.Sieuwert van Otterloo
Interview with ISO 27001 audit expert Philip Ku
Philip Ku is an international information security and audit expert. He is a certified lead auditor for ISO 27001 information security and also for related standards and trains auditors worldwide, including in The Netherlands. We interviewed Philip to understand how he became an expert and what he sees as new trends in information security.Sieuwert van Otterloo
What documentation do you need for ISO 27001?
If you want an external auditor to certify your information security management system, you need to store documentation of for all elements in your policy. To make audits to go swiftly and smoothly, you should store all documented information in one easy-to-access place. In this post we provide an overview of what information needs to be stored and…Sieuwert van Otterloo
Time stamping files using bitcoin and blockchain
Bitcoin or blockchain technology can be used for creating secure time-stamped digital signatures. We show an easier way to do this that works today, without the need for any third party website.Sieuwert van Otterloo