Keumars Afifi-Sabet
Keumars Afifi-Sabet is a writer and editor that specialises in public sector, cyber security, and cloud computing. He first joined ITPro as a staff writer in April 2018 and eventually became its Features Editor. Although a regular contributor to other tech sites in the past, these days you will find Keumars on LiveScience, where he runs its Technology section.
Latest articles by Keumars Afifi-Sabet
![A close up of a person's hand hovering over the delete button on a silver-coloured laptop](https://cdn.mos.cms.futurecdn.net/bY8jPUxtaUqMt5yxyrm7aB-320-80.jpg)
How to wipe a laptop easily and securely
By Keumars Afifi-Sabet last updated
In-depth A step-by-step guide on how to wipe a laptop safely, whether it's running Windows, macOS, or Linux
![A white brick office site with blue windows with the word Citrix displayed on the tallest building](https://cdn.mos.cms.futurecdn.net/7PJzgEmAUztGRKJAZfEZFV-320-80.jpg)
Everything you need to know about Citrix
By Keumars Afifi-Sabet last updated
In-depth A guide to Citrix, its history, transition from on-premises virtualization to cloud services, key acquisitions, and its focus on secure digital workspaces and workloads
![Plasters over a hard disc drive to symbolise patch management](https://cdn.mos.cms.futurecdn.net/GtSPNKaboJfjQPDhX9sE4j-320-80.jpg)
Patch management vs vulnerability management
By Keumars Afifi-Sabet last updated
In-depth What exactly is patch management, and why should IT pros sit up and take notice of doing it properly?
![Brain hovering above a chip on a motherboard, denoting AI and hardware](https://cdn.mos.cms.futurecdn.net/bAGM7vLtC3xkReh7yQwtVa-320-80.jpg)
Four reasons to be excited about the future of AI – and three reasons to worry
By Keumars Afifi-Sabet last updated
In-depth Smaller models and liquid networks are some reasons to be excited about AI, but leaders will have to keep track of AI risks and emissions
![An abstract illustration of a profile of a human face on a red and black starry cosmic background](https://cdn.mos.cms.futurecdn.net/myGdxg8RqacENNEDv362vM-320-80.jpg)
The best AI tools for business to try today
By Barry Collins last updated
In-depth A quick round up of some of the best AI tools for business, including everything from image generators to interview practice
![Microsoft Windows, logo seen at a store in Hong Kong](https://cdn.mos.cms.futurecdn.net/tSzVj8Kn9ZkLD5PMHEAiE5-320-80.jpg)
Windows 12 rumors gather pace as Qualcomm joins Intel with major hint
By Keumars Afifi-Sabet published
News More Windows 12 rumors from industry players hint at a 2024 release date, but how should your business prepare?
![Abstract image of code passing through a filter to symbolise end-to-end encryption](https://cdn.mos.cms.futurecdn.net/qNacD4eELLWPM9ghwH4te6-320-80.jpg)
What is end-to-end encryption and why is everyone fighting over it?
By Dale Walker, Keumars Afifi-Sabet last updated
In-depth End-to-end encryption is considered one of the best ways to protect user data, but not everyone thinks it's a good idea
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How to keep employees happy and safe, and marry security with user experience
By Keumars Afifi-Sabet published
In Depth With the number of security tools and applications rising, it pays to preserve the employee user experience
![Three lines of wooden hexagonal blocks that diverge into three discrete lines, on a bright blue background](https://cdn.mos.cms.futurecdn.net/2zGpqpHzZBsLbJfej9Lx9P-320-80.jpg)
Information security vs cyber security vs network security: What are the differences?
By Zach Marzouk, Keumars Afifi-Sabet last updated
In-depth A guide to the essential differences between information, network, and cyber security and the basic tenets of each
![Encryption denoted by a series of gold padlocks lined up side-by-side, with the center padlock cracked down the middle, showing a break](https://cdn.mos.cms.futurecdn.net/VMijHAaX6UXm6jUbbFnym8-320-80.jpg)
Why user buy-in is key when it comes to setting firms up for security success
By Keumars Afifi-Sabet published
In-Depth Failing to bring users with you may lead to alienation and foster resentment, undermining your organization’s security efforts
![An illustration of four cyber criminals stealing money from an online account](https://cdn.mos.cms.futurecdn.net/Ncbz8Xit8RXgWEeKuqPhkb-320-80.jpg)
How do hackers choose their targets?
By Adam Shepherd, Keumars Afifi-Sabet last updated
In-depth We explore what goes on in the minds of cyber criminals
![A person wearing a blue glove holding a CPU](https://cdn.mos.cms.futurecdn.net/CLX2dZmbeX5ZKNNGvkpyXY-320-80.jpg)
What is cache memory?
By Keumars Afifi-Sabet last updated
In-depth We explain what cache memory is, its core functions, and how it differs from RAM
![Somebody's finger pressing a button on a laptop keyboard, representing Secure Boot](https://cdn.mos.cms.futurecdn.net/mkWVBAKJc2VF9c2tYakd9m-320-80.jpg)
How to enable Secure Boot in Windows 11
By John Loeppky last updated
Explainer Most modern PCs have enabled Secure Boot by default, but sometimes this Windows 11 requirement might need to be turned on manually
![Creative image of data centres in the dark with red lights](https://cdn.mos.cms.futurecdn.net/ot6C7zschYDaXJjBXRCQ3k-320-80.jpg)
After decades of data center trauma, tech giants have finally killed the leap second
By James O'Malley published
In-depth From 2035, time will begin to fall out of sync with reality but, on the plus side, it’ll be much easier to run data centers
![A magnifying glass is held in front of the camera to enlarge the Windows logo, which appears in color in place of the Windows key on a standard white Microsoft keyboard](https://cdn.mos.cms.futurecdn.net/zAYaas3CxLBLjrBvXghy8-320-80.jpg)
Windows 12: Everything you need to know
By Barry Collins published
In-depth The first clues of what’s coming in the next version of Windows are beginning to emerge
![Programming code abstract on a reflective background](https://cdn.mos.cms.futurecdn.net/y76a34ewyfeHxJKH4MpeY9-320-80.jpg)
What is YAML?
By Keumars Afifi-Sabet last updated
In-depth We look at the pros, the cons, and the syntax structure of the YAML programming language
![Databricks CEO Ali Ghodsi](https://cdn.mos.cms.futurecdn.net/g6EtKrAfMACePfSL2xoxkb-320-80.jpg)
What Databricks’ AI acquisition spree tells us about the future of the data industry
By Keumars Afifi-Sabet published
Analysis The $1.3 billion MosaicML acquisition completes a trio of deals in a matter of weeks, with Databricks positioning itself as an 'AI operating system' contender
![OpenAI: 'AI' written on what appears to be a motherboward element soldered into place](https://cdn.mos.cms.futurecdn.net/e3NtwpVonUWM5XdhmNaqyn-320-80.jpg)
OpenAI, others pushing false narratives about LLMs, says Databricks CTO
By Keumars Afifi-Sabet published
News Tech giants are widely overstating AI dangers, as well as the costs of building generative AI platforms, to maintain a stranglehold on the emerging field
![JPMorgan Chase logo above an entrance of two revolving doors at the bank's New York offices](https://cdn.mos.cms.futurecdn.net/54gXjCUfDcorqZXThLDuuX-320-80.jpg)
JPMorgan Chase vows to avoid rolling out generative AI until problems are resolved
By Keumars Afifi-Sabet published
News Tech chief Larry Feinsmith cites hallucinations and the potential for misuse as his biggest concerns
![The Databricks logo on a Macbook Pro](https://cdn.mos.cms.futurecdn.net/hThy9A2PfEPFvv4T9FqV5X-320-80.jpg)
Databricks injects array of AI tools into Lakehouse
By Keumars Afifi-Sabet published
News Lakehouse IQ and Lakehouse AI, businesses can build better internal chatbots and create their own LLMs
![Big data concept stock image](https://cdn.mos.cms.futurecdn.net/irtxTXY3tMz7nz8XnNTA3Y-320-80.jpg)
What's new in Delta Lake 3.0?
By Keumars Afifi-Sabet published
In-depth With Delta Lake version 3.0, Databricks has created a new universal format to resolve compatibility issues
![Databricks CEO Ali Ghodsi](https://cdn.mos.cms.futurecdn.net/EZ4RzxMCDA2EHTmQ6vX8NN-320-80.jpg)
Databricks CEO rebuffs claims of ‘generative AI bubble’ following $1.3bn MosaicML acquisition
By Keumars Afifi-Sabet published
News Ghodsi denies the price tag is a “crazy number”, despite a previous $222 million valuation, and promises immediate ROI
![Image of the chkdsk process underway on a Windows machine](https://cdn.mos.cms.futurecdn.net/ANSbotDHNFc3eG64Zj9uBR-320-80.jpg)
How to run Chkdsk
By Keumars Afifi-Sabet last updated
In-depth A guide to the various ways of accessing and running the Chkdsk function on Windows