---
title: The Essential CISO Primer
description: This primer from CybelAngel features insights from cyber leaders at Mashreq Bank and SEFAR on optimizing tools and prioritizing real threats, not noise
image: https://discover.cybelangel.com/hubfs/Pop%20Up%20image.png
---

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# 2ND EDITION

# The Essential CISO Primer

Cyber leaders open up about the main issues at play.

> ```
> “Find your real crown jewels and protect them.”
> ```
> 
> ```
> Gerhard Burtscher, Head of Information Security, Sefar
> ```

"In our daily work, CybelAngel helps us **see the things that we can’t see**. It gives us visibility to the things that are going on in the internet and **helps us respond and react accordingly**"

Erik Hart  
Chief Information Security Officer,   
Cushman & Wakefield

![Mock_client_image_2](https://discover.cybelangel.com/hs-fs/hubfs/Mock_client_image_2.png?width=400&height=400&name=Mock_client_image_2.png "Mock_client_image_2")

How are the best CISOs navigating compliance complexity, AI security headaches, reporting metrics, and side stepping tool sprawl?

This guide has everything you need to know - as told by successful CISOs and cyber professionals.

Their candid insights paint a clear picture of the real challenges cybersecurity leaders face today. 

 

![CISO Primer Ebook 2025 cover](https://discover.cybelangel.com/hs-fs/hubfs/CISO%20Primer%20Ebook%202025%20cover.png?width=600&height=849&name=CISO%20Primer%20Ebook%202025%20cover.png "CISO Primer Ebook 2025 cover")

## In this guide, CISOs and security leaders share their insights:

![Jais](https://discover.cybelangel.com/hubfs/Jais.png)

### Jaïs Pingouroux

CISO and Engineering Manager, CybelAngel

 

![niamhmd-bw-lr-15](https://discover.cybelangel.com/hubfs/niamhmd-bw-lr-15.jpg)

### Niamh Vianney Muldoon

 CISO, DPO, Board Member

![Gerhard Burtscher](https://discover.cybelangel.com/hubfs/Gerhard%20Burtscher.png)

### Gerhard Burtscher

Head of Information Security, Sefar

![Olivier](https://discover.cybelangel.com/hubfs/Olivier.png)

### Olivier Busolini

Group CISO, Mashreq Bank.

 

![quotation_gradient](https://discover.cybelangel.com/hs-fs/hubfs/quotation_gradient.png?width=90&height=54&name=quotation_gradient.png "quotation_gradient")

---

*We went from communicating metrics that were a bit of a mix between risk and performance indicators to really having discussions around risks and the appetite for risk.*

## Olivier Busolini, Group CISO, Mashreq

![Alera_Group](https://discover.cybelangel.com/hs-fs/hubfs/Alera_Group.png?width=4500&height=564&name=Alera_Group.png)

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