Cyber threats like ransomware, phishing, and supply chain attacks grow more sophisticated, traditional security models are proving ineffective. The outdated “castle-and-moat” approach no longer works in an era where cloud computing, remote work, and IoT devices have blurred network perimeters. Enter Zero Trust Architecture (ZTA)— a modern security model built on the principle of “Never…
Author: Farayi Dzichauya
Understanding Cybersecurity: Protecting Your Digital World
Cybersecurity is a crucial practice in today’s interconnected world, designed to protect systems, networks, and programs from malicious digital attacks. These attacks often aim to steal, manipulate, or destroy sensitive information, extort money, or disrupt essential business operations. Let’s explore the core concepts of cybersecurity, the threats it addresses, and how you can stay protected….
Cybersecurity Supply Chain Security
In our increasingly interconnected world, cybersecurity and supply chain security have become pivotal concerns for organisations and governments. The dependence on third-party vendors, globalised supply chains, and intricate digital infrastructures amplifies the urgency of robust security measures. A recent crowd strike failed update caused widespread global disruption. This article provides a detailed exploration of the…
My take on the Impact of Quantum Computing on Cryptography
The advent of quantum computing represents a paradigm shift not only in computational power but also in the field of cryptography. The unique capabilities of quantum computing, which leverages the principles of quantum mechanics, promise to solve problems intractable for classical computers. What does that mean for us all – particularly those in cryptography? Cryptography…
Cybersecurity strategy
A cybersecurity strategy is a high-level plan for how your organisation or country will secure its assets during the next three to five years. The rapid change in technology means that these days you end up revising it due to the dynamic nature of threats and technology. One example of a public strategy is the UK cyber…
Start the new year by doing some cyber hygiene activities
We are in a new year and it’s a good time to review of your online security practices and the measures you have in place to protect your data and privacy. It’s like giving your online life a bit of a checkup to identify any vulnerabilities and areas for improvement. It’s always good to have…
2024 Cyber Forecast
We are going to see improvements in the exploration of generative AI and large language models by criminals in phishing, sms, and various social engineering attacks. These technologies will allow attackers to increase the scale of their operations which leaves victims talking to bots. We are likely to see automated phishing Campaigns – AI can…
Key Strategies to Enhance Your Online Security
In the digital age, securing your online presence is paramount. The internet, while a hub of information and connectivity, can also be a playground for cyber threats. This guide explores twelve key strategies to fortify your digital life against potential vulnerabilities, offering a blend of convenience without compromising security. Understanding the Importance of Online Security…
How to protect yourself from cybersecurity attacks.
I often get asked by my friends and family how to stay safe online so I have decided to put something together. There is always friction between convenience and security – as a rule of thumb, the more secure something is the less convenient it is. There are obvious exceptions though. Here are some tips…
Ransomware ecosystems
Ransomware has been with us for a while and initially was mostly focused on encrypting individual devices. In 2013, CryptoLocker, a ransomware attack by the GameOverZeus organised crime group, combined strong public key encryption with cryptocurrency payments, making it a profitable business model. Attackers began to target large organisations instead of small businesses or individuals,…