London Based Best-Selling Author and IT Security Expert Izak Oosthuizen Hits Three Amazon Best Seller Lists with “You Don’t Need a £1Million Cybersecurity Budget”

Best-selling Author and IT Security Expert Izak Oosthuizen‘s recent release, You Don’t Need a £1Million Cybersecurity Budget hit and’s best seller list on November 27, 2023, climbing all the way to Number One in the Information Technology, Online Safety & Piracy, and Viruses & Malware categories.

In this book, best-selling author and IT security expert Izak Oosthuizen demonstrates how businesses can implement robust cybersecurity on a budget. He outlines the common mistakes that leave companies vulnerable, from poor password practices to lack of backups. Izak then provides practical advice on implementing fundamental security controls like antivirus software, firewalls, access management, and encryption. Crucially, Izak emphasizes that expensive solutions are not required. By focusing on core protections and best practices, SMEs can defend themselves from the majority of cyberattacks.

The book also examines future trends and challenges associated with AI, automation, and remote work that may impact security. Drawing on over 25 years of hands-on experience, Izak outlines the fundamentals every company needs, including antivirus and anti-malware monitoring, firewalls and intrusion prevention, access control and identity management, encryption of data at rest and in transit, and extensive backup and recovery provisions.

With the recent news around Cybersecurity in the headlines You Don’t Need a £1Million Cybersecurity Budget’s subject matter is a hot topic and a must read for business owners.

Izak Oosthuizen is a London IT thought leader, entrepreneur, and cybersecurity expert. He is a member of the Entrepreneur’s Organisation London and was nominated for the prestigious UKTech50 award in 2022. Izak holds several IT qualifications – including various Microsoft, Checkpoint and VMware certifications. Combined with his 20-plus years of experience in IT, and management qualifications from the London School of Business & Finance and Cranfield School of Management, he appreciates that IT drives growth but also comes with associated security risks. In 2006, Izak founded Zhero, a London-headquartered end-to-end business cybersecurity and IT support company for SMEs. Zhero is a Microsoft Gold partner providing tailored risk mitigation, cybersecurity, cloud, IT support, consultancy, and professional services to many industry sectors, some include medical, finance, legal, insurance, and architecture. Zhero has worked with a diverse range of brilliant minds and institutions such as WeWork, Giorgio Armani, Energy UK, Edmond De Rothschild, the Federation of Master Builders, City, University of London and Dimension Data.

Izak has co-authored two best-selling IT books, ‘Adapt and Overcome’ and ‘Cybersecurity NOW’, both available on Amazon. These are essential reads for navigating the ever-changing worlds of cybersecurity, remote working, and the digitised workplace. His insights have also been featured in The Economist, UK Computer Weekly and other prominent publications. Izak has made a name as a keynote speaker at events hosted by The Economist, N-Able, and London Market Forums (LMF). At the recent LMF 2023 Cyber Resilience Leaders’ Summit, he shared cyber-edge cybersecurity and risk mitigation strategies with contemporary pioneers such as Gary Brailsford-Hart, the Director of Information & CISO at City of London Police, and Simon Newman, the CEO of the Cyber Resilience Centre for London.

To learn more about, Izak Oosthuizen, visit

You Don’t Need a £1Million Cybersecurity Budget is available now on and at

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