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What is the Lightning Network? Understanding Blockchain Fundamentals

Key Takeaways

  • The lightning network is a payment protocol that facilitates Bitcoin transactions in a faster and more secure fashion. 

  • The lightning network uses smart contracts to make instantaneous transactions possible on the Bitcoin network. 

  • While there are some concerns with the product, the lightning network seems to be one of the best options to streamline Bitcoin.

  • The lightning network has the potential to put Bitcoin in the mainstream since it is faster and cheaper than traditional Bitcoin.

22-Nov-2022 By: Anirudh Trivedi
What is the Lightning Network? Understanding Blockchain Fundamentals

Have you heard about the Lightning Network? It's a new technology that's been getting a lot of buzz lately.

At its core, the lightning network is a payment protocol that allows for instant, secure transactions across a network of nodes. This can be pretty powerful stuff, and there are a lot of people who are excited about its potential.

In this article, we'll take a closer look at what the lightning network is and how it works. We'll also discuss some of the benefits it offers and how it could potentially revolutionize the way we do business online.

What Is the Lightning Network?

Imagine being able to send money to your friends with the push of a button. Or buy a cup of coffee with the swipe of your phone. That's the power of the lightning network.

As its name suggests, the Bitcoin lightning network is a system that allows for near-instantaneous transactions, and it's been designed to make Bitcoin more user-friendly. With the lightning network, you can bypass the slow and expensive transaction fees that are currently plaguing Bitcoin.

The lightning network is built on top of the Bitcoin blockchain, and it uses off-chain transactions to make payments faster and more affordable. This is done by creating a payment channel between two participants, which allows for multiple transactions to be made without having to broadcast them to the blockchain.

Pretty cool, right?

How Does the lightning network Work?

So you might be wondering, how does the lightning network work?

It's a way of streamlining Bitcoin transactions. Instead of having to wait for each individual transaction to be verified by the network, the lightning network allows you to batch transactions together. This speeds up the process and makes it more efficient.

But here's the thing: the lightning network is still in its early stages, and not all Bitcoin wallets are compatible with it. So before you start using it, make sure you do your research and find a wallet that supports it.

The Advantages of the lightning network

So what are the advantages of the lightning network?

Faster transactions

Well, for a start, it's a lot faster than the current Bitcoin network. Transactions take a few seconds to complete, as opposed to the 10 minutes or more that it can take on the regular Bitcoin network.


The Bitcoin lightning network is more scalable. The lightning network can handle far more transactions than the regular Bitcoin network; hence the high speed and low cost. Currently, the lightning network is the nearest technology to solving the blockchain scalability trilemma.


And third, it's more secure. The lightning network is built on top of the Bitcoin network, so it's got all the security features of the Bitcoin network. plus the lightning network has its own security model than your traditional blockchain; adding to further the security.


The Bitcoin transaction cost could be high for retailers who want to send a minute fraction amount of Bitcoin, it is a lot cheaper than the Bitcoin fees.

The Disadvantages of the lightning network

So what are the disadvantages of the lightning network? Well, it's still in development, so there are some glitches that need to be worked out. 

Designed for small to medium-scale transactions

The lightning network was designed for small to medium-scale transactions; if your peer is unresponsive, it could take hours before you can access your funds.


One of the most controversial things about the Bitcoin lightning network is that the community believes that it is quite centralized. Thus, this goes as opposed to the philosophy of blockchain and the decentralized revolution the community is trying to push.


Since it's a new technology, not many people are using it yet.

But the potential is there for the lightning network to take off and become the leading payment network in the world. It's just a matter of getting more people on board and ironing out the kinks.

How to Use the lightning network

To use the lightning network, you first need to download a lightning network wallet. Then, you need to add some funds to your wallet. 

You can do this by transferring Bitcoin from your old wallet to your new wallet.

Once your funds are in your wallet, you can start making payments. 

To do this, open the lightning network wallet and click on the "Send" tab. Enter the amount you want to send and the recipient's address. Click on the "Lightning" tab and select "Payment Request".

The recipient will then need to open their own lightning network wallet and click on the "Receive" tab. They'll then see your payment request and can click on it to claim the funds.

Other interesting Bitcoin Layer two solutions

So you've probably heard of Bitcoin by now. It's been all over the news, and for good reason—it's a revolutionary technology that's changing the way we think about money.

But Bitcoin is just the beginning. There are a whole host of other interesting Layer two solutions that are starting to gain traction in the world of Bitcoin.

Bitcoin Cash

Another successful fork, Bitcoin Cash is a great alternative to the Bitcoin network that is cheaper and faster than the regular Bitcoin network. But it is not as secure as Bitcoin, stuck in blockchain scalability trilemma. Bitcoin Cash split into two blockchains, SV and ABC.

Bitcoin SV

One of the most controversial Bitcoin spinoffs, Bitcoin SV is faster and cheaper than the original blockchain. The fork happened due to the conflict between different sets of opinions among miners.


Bitcoin is often criticized for its slow transaction speeds and high transaction fees, but lightning Network may be able to solve these problems. If it can live up to its potential, the lightning network could revolutionize the way we use cryptocurrencies and make them more accessible to mainstream consumers.

The lightning network has the potential to revolutionize the cryptocurrency world and could be a huge boon for Bitcoin. While still in its early developmental stages, the lightning network is already demonstrating its potential as a more efficient and scalable payment system.