Ralph Tkatchuk
Author Archive

Ralph Tkatchuk

Ralph Tkatchuk is a freelance data security consultant and expert with 10 years of field experience working with clients of various sizes and verticals. He is all about helping companies and individuals safeguard their data against malicious online abuse and fraud. His current specialty is in eCommerce data protection and prevention.

Big DataBlockchainFeatured

Today, we have the liberty to source an apartment space globally, with AirBnB, or to find a qualified person for manual labor via TaskRabbit. In spite of this accessibility, there are still gaping inefficiencies for users of these systems. It was blockchain that identified these flaws, and it will be

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Blockchain

Word clouds are an easy way to see which topics within any subject are most prominent. Generate a word cloud from the Reddit cryptocurrency forum or an array of blockchain whitepapers, and one will quickly see that a single term – “decentralized” – is the biggest and boldest. It’s no

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ResourcesTechnology & IT

Whether you’re already working in IT management or still on your way up, you should be sure of one thing: that you’re as comfortable working with people as you are working with tech. As a leader in IT, you’re responsible for much more than technology. You’ll likely spend as much –

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BI & AnalyticsBlockchain

Data science has taken an enormous stride forward in a relatively brief period of time. The field of data analytics, specifically, has widened with the integration of computer technology, and more recently with the use of machine learning and AI algorithms. The field is now a major component for several

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Blockchain

Blockchain and cryptocurrencies have come to be viewed as great equalizers. Cryptocurrencies do away with the institutionalized financial power structures currently in place, and instead focus on providing access to services for a larger population without any barriers to entry. Similarly, companies use blockchain to create applications that bypass existing

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Blockchain

The big data industry isn’t known to soak up the spotlight, nor does it take up much room in the headlines, yet it is by far one of the most influential forces in business today. From the local brick-and-mortar stores to towering multinational conglomerates, the data that this sizeable slice of the IT

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Blockchain

Bitcoin may be monopolizing headlines, but one of the real stars of the blockchain revolution is the smart contract. Originally pioneered by Ethereum, the smart contract was intended to eliminate many of the barriers and processes that raise the costs of doing business.   By building an automated contract that is

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Blockchain

When planning a trip, today’s travelers are brought into contact with a multitude of services designed to meet their transportation, accommodation and entertainment needs. However, the modern travel industry is one of the most stratified around, meaning that websites are just customer-facing points of contact at the end of a

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BlockchainCybersecurityFeatured

The internet has long been a consummate environment for collecting immense amounts of data from large swathes of the population. With the increased use of cookies and other data mining tools, the internet is, essentially, a bottomless trove of useful data. This collected information is highly prized by companies and marketers, who

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Blockchain

Countless words have been written in recent years about the rise of the ‘gig economy’. As the natural evolution of the freelance model, the gig economy is based on short-term and temporary jobs handled by contractors and other independent workers. Instead of hiring full-time staff, freelancers offer a concise way

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