A Beginner’s Guide to Blockchain Technology in 2024

Mashal Noor

25 Mar, 2024


11 min read

Blockchain Guide 2024

Industries like banking, cybersecurity, healthcare, and more are already monetizing from Blockchain Development. But what makes this distributed ledger technology so powerful and promising? Let’s find out.

Key Takeaways

  • Blockchain serves as a digital ledger that meticulously documents each transaction, enhancing transparency, accessibility, and security. This embodies the potential of Blockchain technology.
  • Despite common misconceptions, Blockchain does not conform to a singular type. Public, private, and federated blockchain are the three primary variations of blockchain technology.
  • Globally, there exist 82 million users of blockchain wallets. This figure has experienced substantial growth in recent years, surging from approximately 10 million users in 2016 to over 80 million by 2021.
  • The implementation of blockchain technology also enables rapid solution sizing and scaling, and many solutions can be adapted to perform multiple tasks across industries.

Blockchain technology has grown rapidly in recent years, opening many knowledge gaps for the scientific community. Blockchain isn’t a very new concept that needs to be defined. Still, its advancement in this era raises several eyebrows concerning the security and privacy it offers in many fields, whether in the tech field or not. This blog will bring you up to date on the workings of blockchain technology and how we leverage it to offer services to businesses globally, regardless of their size.

In essence, a blockchain functions as a distributed, decentralized, and public digital ledger. Spanning extensive networks, blockchain technology inherently gives rise to various types of cryptocurrencies, like Bitcoin. People now have an alternative trusted third party to facilitate their online transactions. Research on blockchain technology issues is critical because it increases trust between peer-to-peer networks and addresses the security and privacy concerns of business-oriented individuals and organizations in the online environment. Blockchain technology has grown rapidly in recent years, opening many doors for the scientific community.

What Makes Blockchain So Secure?

Imagine you wish to send money from your bank account to your family or friends. You log into the online banking platform and initiate a transfer to another individual using their account number. Once the transaction is complete, your bank will update the transaction details. Seems simple enough, right? A potential problem that most of us need help seeing is:

How it works traditionally is that online transactions rely on third-party intermediaries, whether banks or payment processors, so that they can verify and secure the exchange of money or data. This dependence introduces a sense of vulnerability, as the “central” authorities can malfunction or be hacked. People who know this truth are often on their tiptoes when doing transactions, which is where blockchain comes in, removing the need for third-party apps. 

Technologically, Blockchain is a digital ledger that has recently gained much attention and traction. But why has it become so popular? Well, let’s dive into it to understand the whole concept.

Why Is Blockchain Technology Popular?

Storing data and events is an important part of business. Often, this information is processed internally or transmitted through a third party, such as brokers, bankers, or lawyers, adding time, cost, or both. Fortunately, Blockchain avoids this lengthy process and facilitates faster transaction movement, saving time and money.

While many individuals believe Blockchain and Bitcoin are synonymous, they are distinct entities. Blockchain technology has the capacity to underpin a wide array of applications spanning industries like finance, game development, supply chain, manufacturing, and more. Bitcoin, conversely, functions as a digital currency reliant on the security provided by Blockchain technology.

Likewise, discussions surrounding Blockchain typically encompass critical aspects such as security, scalability, and speed.  Blockchain applications in any industry would only be impracticable if they addressed these issues whether blockchain supply chain management or blockchain protocol development, robust security systems will always be a prerequisite to blockchain adoption. 

The Current Size of Blockchain Marketplace

  • In gaming, real estate, supply chain management, and healthcare, most applications are in finance. The most prominently talked about blockchain application by 2024 is digital money. 
  • There are 82 million blockchain wallet users globally, a number that has seen significant growth in recent years, rising from just over 10 million users in 2016 to over 80 million in 2021. Approximately 400,000 Bitcoin transactions occur worldwide each day.
  • The blockchain market has signs of promise. The global market of the blockchain industry is expected to reach $163.83 billion by the year 2029.
  • In February, the revenue collected through Blockchain was 623.699. (Source: blockchain.com).

Blockchain is a developing innovation with numerous preferences in a progressively advanced world:

The Most Promising Benefits of Blockchain

Enhanced Security: Blockchain security goes beyond traditional methods. It utilizes cryptography, decentralization, and a constantly updated public ledger to create a near-unhackable system. This makes it ideal for storing sensitive data like financial records, medical information, and intellectual property.

Decentralized Framework: Blockchain eliminates the need for central authorities like banks or governments to verify transactions. This democratizes the process, reducing costs, increasing transaction speed, and fostering participant trust.

Automation Capability:  Smart contracts, which are self-executing code stored on the blockchain, automate predefined agreements. When specific conditions are fulfilled, the smart contract automatically enacts the terms, streamlining processes and minimizing errors commonly linked to manual intervention.

Increased Transparency:  Since the transactions on a blockchain are recorded automatically to a public ledger visible to authorized people, there is increased transparency that implements accountability and reduces the risk of fraud or manipulation. 

Improved Traceability: The efficient tracking of assets and goods throughout a supply chain is vital, and Blockchain makes it ever-so-convenient. From start to end, every step is recorded on the ledger, reducing counterfeiting and various methods of scams. 

Structure and Design of Blockchain

A blockchain is a distributed, immutable, distributed ledger consisting of a block of blocks containing a data set. Cryptographic techniques connect the blocks and form a chronological chain of data. The blockchain structure is designed to ensure data security through its consensus mechanism, a network of nodes that agree on the correctness of transactions before they are added to the blockchain.


A block in a blockchain combines three main components:

  • The header contains metadata such as a timestamp with the random number used in the mining process and the previous block’s hash.
  • The information section contains the most important and up-to-date information stored in the block, such as events and smart contracts.
  • Finally, a hash is a unique cryptographic value representing the entire block used to verify.

Block Time

  • Block time refers to creating a new block in the blockchain.
  • Different blockchains have block times ranging from a few seconds to minutes or hours.
  • A shorter block time can speed up the verification of transactions but leads to more conflicts; longer block times can increase the time it takes for events to be confirmed but decrease the probability.

Hard Forks

  • A hard fork within a blockchain denotes a permanent divergence in the blockchain’s history, resulting in the creation of two distinct chains. 
  • This can occur due to a substantial alteration in the blockchain protocol, with not all nodes necessarily in agreement with the update. 
  • Hard forks can lead to the emergence of new cryptocurrencies or the division of existing ones into separate entities, necessitating the consensus of network participants for resolution


  • Decentralization is a key feature of blockchain technology. In a decentralized blockchain, no central authority can control the network.
  • During decentralization, decision-making power is shared among nodes, confirming and agreeing on transactions added to the blockchain.
  • The decentralized nature of blockchain technology helps promote transparency, trust, and security. This also reduces the risk of relying on a single point of failure and minimizes the risk of data manipulation.
  • As everyone wants the security and privacy of their personal or private information, decentralization can help us maintain the privacy of our clients in a large or small business. 

How Does Blockchain Technology Work?

Companies worldwide are integrating blockchain technology in various sectors, but the real question is how this revolutionary technology works. Well, there is no straightforward answer to this question. This section will dive deeper into how blockchain works, its key features, and how you can integrate it into your business model:

Blockchain combines three leading technologies

Encryption keys. This peer-to-peer network includes a shared ledger and a method for calculating online transactions. And records. Encryption keys consist of two private and public keys. These keys help complete successful transactions between two parties. Each person has these two keys, which they use to create a secure digital identity reference. This secure identity is the most important part of Blockchain technology. In cryptocurrency, this identity is called a “digital signature” and is used to authorize and verify transactions.

A digital signature is associated with a peer network; many persons acting as authorities use digital signatures to reach agreement on events, among other things. Once they authorize the transaction, it is verified by mathematical verification, resulting in a successful, secure transaction between two parties connected to the network. In short, Blockchain users use encrypted keys to perform various digital interactions on a peer-to-peer network.

This unique technology can benefit any company or group that needs a secure, real-time, and shareable transaction record. With centralized vulnerability, there is a place to store everything. This improves security and availability.

Types of Blockchain

Public Blockchain

  • Such a blockchain is open to the public and allows anyone to join the network to trade and participate in the consensus process.
  • Public blockchains are transparent because all transactions are recorded publicly.

Private Blockchain Networks

  • Private blockchains run on closed networks and are suitable for private businesses and organizations.
  • Businesses can use private blockchains to customize their accessibility and authorization settings, network parameters, and other important security options.
  • Only one authority manages a private blockchain network.

Permissioned or private blockchain

  • A private or permissioned blockchain allows organizations to control who can access data on the blockchain.
  • Only authorized users can access specific data sets. The Oracle Blockchain Platform is a permissioned blockchain.

Federated or consortium blockchain

  • A blockchain network is one where the consensus process (mining process) is precisely controlled by a pre-selected set of nodes or a pre-selected number of stakeholders.

Applications of Integration of Blockchain and CoT

 Smartening Healthcare Sector: 

  • BCoT (Blockchain Cloud of Things) has great potential for modernizing healthcare applications and making current infrastructure and procedures smarter.
  • Integrating BCoT into health care can provide new intelligent services such as Sandatum sharing based on CoT. This can create effective health information-sharing environments by reducing the time required to share communication from patient devices to doctors and between connected devices.

 Blockchain-Based Smart Home Automation:

  • Smart home automation is one of the most important areas where BCoT (Blockchain Cloud of Things) can be used.
  • A home can become smart by automating home appliances and providing comfort to people there.
  • For example, a fire detection system consists of a temperature sensor that detects when there is a fire in the home; after this detection and data processing, when a fire is detected, a notification is sent to the homeowner, and it automatically turns on the installed water sprinkler or gives a fire alarm to the home.
  • In smart homes, the automation blockchain can be used. improve security, eliminating the risk of data loss or privacy.

 Blockchain-Enabled Smart Transportation:

  • Today, the transportation industry has many development opportunities.
  • In recent years, with the help of rapidly developing sensors, computer technologies, and communication systems, the rapid growth of transportation systems has been noticed, greatly affecting people’s lives, such as travel time. , safety on the road, and less time to transport goods.
  • However, there are problems because security risks have arisen due to dynamic inter-vehicle communication in vehicular environments and over-reliance on centralized network authorities. In this case, Blockchain can help create a secure, reliable, and decentralized ITS ecosystem.

What is the difference between a wallet and an account?

Is a digital e-wallet a bank account? Not quite. Both offer quick and convenient ways to pay for things, but subtle differences exist. Digital wallets mainly store money and payment information, while banks allow you to manage more financial information in your account. Almost everyone is using a digital wallet these days. In fact, according to the 2022 McKinsey Consumer Survey, nearly nine out of 10 US residents use some form of digital wallet.

Transactions and smart contracts

Smart contracts are not legal contracts but tools to fulfill contractual obligations that can be fulfilled automatically by a computer program or transaction protocol, such as automating payment obligations or obligations consisting of token transfers. or cryptocurrencies. For example, a manufacturer needing raw materials can set up payments using smart contracts, and the supplier can set up shipments. Then, depending on the agreement between the two businesses, the funds could be transferred automatically to the supplier upon shipment or delivery.

Are Smart Contracts the Future of Transactions?

Smart contracts eliminate the need to have third parties in a transaction process. Previously, you’d have to get a lawyer, a negotiator, and a middleman to ensure the transaction meets all the demands you have set out for it. It is safe to say that smart contracts are the future of transactions, offering benefits such as

  • Automation and Efficiency
  • Transparency and Trust
  • Security
  • Accuracy and Precision.

Real-World Applications of Smart Contracts


  • Blockchain optimizes the efficiency, security, and transparency of the insurance industry. Distributed ledger technology has useful applications for streamlining insurance claims, improving cybersecurity protocols, and even speeding up payment times. Enterprises choose blockchain development services for their superior security compared to other technologies. In today’s cybersecurity-focused landscape, blockchain technology is a powerful solution that addresses various security concerns.
  • In addition, Besides artificial intelligence and big data, blockchain in insurance mainly relies on three unique features intelligent contracts, automation, and increased cyber security.

Real Estate

  • Through blockchain, parties can meet in real estate, negotiate, and visit a peer network through a smart contract. Also, payments do not have to go through intermediaries such as banks. It can go directly from buyer to seller.
  • Removing middlemen reduces costs and also speeds up processes. Information about rent, mortgage, legal disputes, and inspections can be entered into the title file in real-time through Oracle systems.

Supply Chain Management

  • Blockchain technology has transformed the traditional supply chain management system into a more efficient and transparent process. The adoption of blockchain in supply chain management provides real-time visibility, transparency, traceability, and flexibility previously unavailable.
  • Blockchain technology enables secure peer-to-peer transactions with smart contracts that automate processes such as payments and orders. It eliminates intermediaries, reduces transaction costs, and increases transparency and trust between all parties.


  • Financial institutions are using blockchain to improve security and reduce fraud in digital payments. Smart contracts, i.e., self-executing contracts with predetermined terms, facilitate automatic payments when defined criteria are met. This reduces the risk of payment disputes and fraud and makes the process easier for all parties involved.
  • Blockchain will be important in transforming digital payments and financial services. It offers better security, speed, transparency, and cost-effectiveness. Using decentralized ledgers and smart contracts, blockchain reduces fraud, streamlines cross-border transactions, and enables financial inclusion. However, challenges such as scalability and regulatory framework must be addressed before it can be widely adopted and integrated into the financial ecosystem. Future trends include tokenizing real assets and the emergence of CBDC projects in central banks.

The Business Value of Blockchain

Businesses collaborating and transacting with each other can find particular value in blockchain technology. This is because blockchain utilizes a distributed ledger system, essentially a shared database accessible to approved participants. This simultaneous access to the same information across a network removes the need for intermediaries and reconciliation processes, streamlining operations and boosting efficiency. Furthermore, blockchain inherently fosters trust due to its tamper-proof and transparent nature. All participants can see every transaction, reducing the risk of errors or fraud.

Beyond these core benefits, blockchain offers businesses scalability and adaptability. Blockchain solutions can be easily scaled up or down depending on the needs of the network. Additionally, the inherent flexibility of blockchain allows for the creation of solutions that can handle various tasks across different industries. This makes blockchain a powerful tool for businesses seeking to improve collaboration, transparency, and efficiency.

Is it the right time for companies to invest in blockchain?

The benefits of blockchain are increased trust, security, and openness between member organizations, improving the traceability of information shared across a company’s network, and delivering cost savings through new efficiencies.

Blockchain is something that companies can start investing in. As blockchain matures, it offers more opportunities to create new things. Blockchain software development companies can benefit from little competition. 

Cryptocurrency mining was trendy a few years ago and can be used again. The development of cryptocurrency is a true example of the charismatic human mind (Building the world with cash for free is a great vision of money-making; favorite company). As more applications and businesses adopt blockchain technology, the consumption and demand for cryptocurrency will also grow. Cryptocurrency has risen to new heights.

Exploring The Future Of Blockchain Through The Lens Of Professionals

The blockchain debate cannot be read about and is never thought of again. It’s a snowball as rare as 2024 being a leap year. It’s an opportunity that doesn’t come around often. As more and more people realize that and understand the technology, they are moving to exploit its features and applications to monetize their businesses.  

Investment in blockchain technology continues to grow, with investors worldwide rushing into the field. For example, China recently announced a $1.5 billion fintech fund focused on blockchain. There’s also an increasing interest and involvement that can be seen as regulators raise concerns about blockchain governance and its impact on cybersecurity. 

Whether it be cryptocurrency management, fintech, or many other applications, Cubix consists of several teams catering to different blockchain needs of clients around the globe, ranging from startups to Fortune 500 companies like PayPal and Tissot.


  • What is a blockchain in simple terms?

A blockchain is a distributed ledger that records transactions and is difficult to edit or change. It also tracks tangible and intangible assets like cash or a house.

  • How many types of blockchains are there?

There are currently four types of blockchains – public blockchains, private blockchains, consortium blockchains, and hybrid blockchains.

  • What is the difference between private and public blockchain?

Private blockchains are only open to select people, while public blockchains are open to the masses. Private blockchains are more secure than public blockchains.

  •  What is encryption? What is its role in Blockchain?

Security is always important. Encryption is essentially an approach that helps organizations keep their data safe.

  • Why is Blockchain important?

Blockchain provides security, transparency, and trust for the entire network of users. It also offers cost savings and efficient methods for storing and sharing data.

  • What is a blockchain wallet?

A blockchain wallet contains a public key that allows others to transfer cryptocurrencies to your address and a private key for secure digital access. property A blockchain wallet usually hosts nodes and stores cryptocurrencies on your computer. The most secure place to store digital assets is offline, often called “cold storage.”

  • Is Blockchain hackable or not?

Blockchain is embedded in digital code and stored in a shared database that protects data from deletion. infringement, and conversion. Blockchain is a very powerful technology, but it is not completely immune to attacks.


Mashal Noor

Mashal Noor, a Digital Content Producer combining tech with creativity, proficient in every niche of the advancing software industry.


Pull the trigger!

Initiate your project
the moment has arrived.