What Is SegWit And How It Works? All Details Explained 2024

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In this blog post, we will be discussing What Is SegWit and how it works. Segwit is a soft fork that was implemented on the Bitcoin network in August 2017.

It is designed to improve the efficiency of Bitcoin transactions by removing certain parts of the transaction that are not needed. In this article, we will explain What Is SegWit and how it works and how it can benefit users of the Bitcoin network.

What Is SegWit: What You Need to Know?

What Is Segwit? It is the short form for Segregated Witness and refers to a change in the way data is stored on the Bitcoin blockchain. Undertones to grow, and the number of transactions taking place on the blockchain is increasing.

However, the current 1-megabyte block size limit means that there is a limited amount of space on each block for these transactions. This can lead to congestion on the network and higher transaction fees.

Segwit also has some other benefits. It makes it possible to send Bitcoin to Segwit-enabled addresses (known as bech32 addresses) which start with the characters “bc1”. These addresses are shorter and more efficient to use than traditional Bitcoin addresses.

Segwit also allows for the implementation of second-layer solutions such as the Lightning Network. The Lightning Network is a system that allows for near-instant and cheap Bitcoin transactions.

It does this by creating a second layer on top of the Bitcoin blockchain that can be used to send and receive small amounts of Bitcoin quickly and cheaply.

How Does SegWit Work?

When someone wants to send bitcoins to another person, they need to create a transaction. This transaction needs to be verified by the network before it can be added to the blockchain.

The verification process includes checking that the sender has enough bitcoins to cover the amount being sent, as well as ensuring that the transaction abides by all of the network’s rules.

Once a transaction is verified, it is added to the blockchain and can be seen by everyone in the network. However, as more and more transactions are added to the blockchain, it becomes harder for individual computers to keep up with the verification process.

This can lead to longer wait times and higher fees.

It is a proposed solution to this problem. It stands for “Segregated Witness” and it essentially means that certain data from the transaction will be stored separately from the rest of the transaction.

This will allow the verification process to be done more efficiently, as only the data that is needed will be processed.

It is currently in the process of being adopted by the Bitcoin network.

If it is successful, it could help to speed up transactions and reduce fees. This would be a big improvement for Bitcoin, and it could make the currency more useful for everyday payments.

Only time will tell if it is successfully adopted by the network, but it is a promising solution to the problem of scaling. If it can help Bitcoin to grow and handle more transactions, it could be a very positive development for the currency.

What Is SegWit for Bitcoin Users?

What Is SegWit
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So, What Is SegWit For most Bitcoin users, this simply means lower transaction fees and faster confirmations. However, it also lays the foundation for some exciting future developments such as the Lightning Network.

If you’re interested in using this, then you’ll need to make sure that your Bitcoin wallet is Segwit-compatible. Many popular wallets such as Electrum, Trezor, and Ledger support Segwit.

If you’re not sure whether your wallet supports Segwit, then you can check by looking for a bech32 address. This is the type of address that is used by Segwit-enabled wallets.

If your wallet doesn’t support bech32 addresses, then you’ll need to find a different wallet or upgrade to a newer version of your current wallet.

It is a positive development for Bitcoin. It should help to reduce congestion on the network and make transaction fees lower. It also paves the way for some exciting future developments such as the Lightning Network.

If you’re interested in using this, then make sure that your Bitcoin wallet is compatible.

What Is SegWit’s Benefits?

Faster transactions: Segwit enables faster transaction speeds by increasing the block size limit to 4MB. This allows for more transactions to be processed per second, making Bitcoin payments quicker and more convenient.

Cheaper transactions: Segwit also makes Bitcoin transactions cheaper by reducing the amount of data that needs to be stored on the blockchain. This is because Segwit separates transaction signatures (witnesses) from the main block of data, resulting in smaller transaction sizes and lower fees.

More secure transactions: Segwit also provides increased security for Bitcoin users by making it more difficult for third parties to interfere with or modify transactions.

This is because it uses a new type of signature (Schnorr) that is not compatible with existing signatures, making it more difficult for attackers to create fake transactions.

Overall, it is a major improvement for the Bitcoin network that offers faster, cheaper, and more secure transactions. As more people begin to use it, it is likely that it will become the standard way to make Bitcoin payments

What’s holding back SegWit’s Adoption?

There are a number of factors that may be holding back Segwit adoption.

First, Segwit is a complex proposal, and it may be taking some time for miners to fully understand it.

Second, Segwit would require a hard fork of the Bitcoin protocol, which could be risky.

Third, some miners may be reluctant to adopt Segwit because it would reduce their profits.

Fourth, some miners may be waiting for more miners to adopt Segwit before they do, so as to avoid Orphaned Blocks.

Fifth, the Bitcoin network is currently running smoothly, and there may be no incentive for miners to adopt Segwit right now.

Despite these obstacles, What Is Segwit has still a chance of being adopted. If more miners can be convinced of its benefits, and if the Bitcoin network continues to run into scalability issues, Segwit may eventually become the new standard.

What Is SegWit Pros & Cons?


  • Allows for more transactions to be processed in each block, which could help Bitcoin scale to handle more users and usage.
  • It includes a feature called transaction malleability fixing, which would make it harder for hackers to exploit certain kinds of attacks.
  • Might help to lower fees associated with Bitcoin transactions, as more transactions could fit into each block.


  • Some people are worried that it could centralize power within the Bitcoin Core development team, as they would be the ones primarily responsible for implementing it.
  • There is a risk that not all nodes will upgrade to support it, which could lead to two different versions of the Bitcoin blockchain.
  • Some people argue that it does not do enough to help scale Bitcoin and that more radical changes will be needed in the future.

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Conclusion- What Is SegWit And How It Works? All Details Explained 2024

So, What Is SegWit? It is a technical upgrade to Bitcoin that fixes the transaction malleability issue and allows for Lightning Network transactions.

The activation of this was a contentious issue in the Bitcoin community, but it appears that most users are now on board with the upgrade.

If you’re not familiar with how it works, we’ve explained it in detail in this blog post.


A graduate of the IIMC, Diksha enjoys testing out new tech products and services. Her goal is to help others make more informed purchases of tech products and services. In her spare time, she enjoys traveling, watching movies, and listening to music. An ardent reader loves to be surrounded by technology. You can follow her on LinkedIn and Instagram

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