Are Bitcoin and Ethereum Quantum Resistant?
Key Takeaways
Neither Bitcoin nor Ethereum is quantum resistant today. Both rely on ECDSA over secp256k1, the signature scheme a sufficiently powerful quantum computer could break using Shor's algori

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Harvest Now, Decrypt Later: How Quantum Computers Threaten Exposed Crypto Public Keys
Key takeaways
Harvest now, decrypt later is already underway. Attackers do not need a quantum computer today; they can collect exposed blockchain public keys now and wait until future quantum hardwar

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What Is Q-Day, and Can Crypto Survive It?
Q-Day is the moment a quantum computer becomes powerful enough to break the public-key cryptography used across modern digital systems.
For cryptocurrency, that means something very specific: a future

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Where Is the ABI? Also, Why Is My Cell Dead?
Where Is the ABI? Also, Why Is My Cell Dead?
A notes app should not send you into an identity crisis.
You type something. You click save. Somewhere, some database politely updates itself. If you come

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Shor’s Algorithm Explained: Can It Break Bitcoin?
Shor’s algorithm is one of the main reasons quantum computing is treated as a serious long-term threat to modern cryptography.
Most public-key cryptography relies on a simple asymmetry: some mathemati

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How to Protect Your Crypto from Quantum Computing
For years, the need to protect cryptocurrency from quantum attack felt like a distant problem. Today, that timeline is shrinking fast. In 2026, Google Quantum AI researchers published a whitepaper wit

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Top Quantum Resistant Cryptocurrency Projects in 2026
Fault-tolerant quantum computing represents a long-term security challenge for major blockchains. Most legacy networks still rely on elliptic-curve cryptography, including ECDSA, EdDSA, or related sig

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Blockchain Crypto Agility: CKB’s Key to Quantum Safety
Key Takeaways
Quantum computing threatens the public-key cryptography that most blockchains currently rely on for security.
The real blockchain security problem is not only quantum resistance, but cr

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Quantum Resistance in Blockchains: Preparing for a Post-Quantum Computing World
As the field of quantum computing rapidly advances, concerns are growing about the potential impact of these powerful machines on the security of blockchain networks. Quantum computers, with their abi

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How Bitcoin's Path to Quantum-Resistance Could Look
For nearly two decades, Bitcoin’s security has rested on a simple mathematical assumption: that reverse-engineering a private key from a publicly visible public key is practically impossible. This fou

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CKBuilders: A new generation of blockchain creatives on CKB
CKB, the Common Knowledge Base, is the Layer 1 blockchain of Nervos Network. Built on a secure Proof-of-Work consensus and designed with flexibility in mind, it provides developers with a foundation f

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Unlocking CKB Liquidity: A Deep Dive into the iCKB Protocol
One of the defining features of CKB (the Common Knowledge Base) is the NervosDAO, a built-in staking mechanism that lets CKByte (also referred to as CKB) holders earn passive rewards by locking their

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Becoming Money: Stablecoins as the Next Necessary Step in Bitcoin’s Journey
Anyone with genuine skin in the game who has tried to understand Bitcoin and its broader significance intimately knows what it's like to fall victim to the Dunning-Kruger effect. After the first dozen

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The Case For RGB++: A New Approach to Bitcoin Scaling
The realization that Bitcoin would require additional scaling was made years before the network would struggle with anything resembling a congestion issue. In 2010, less than a year after Bitcoin went

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Web5: Extra Decentralized
As one of his first forays into crypto, Twitter's founder Jack Dorsey sought to build TBD—a new identity and trust layer for the Internet—intended to run exclusively on peer-to-peer rails, integrated

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The Ultimate Guide to RGB, RGB++, and Client-Side Validation
The rise in popularity of ordinals, inscriptions, and BRC-20 tokens over the last two years has made it abundantly clear that crypto users want tokenized assets on Bitcoin.
Ethereum's smart contract e

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Bitcoin vs. CKB: Two Approaches to Achieving Sustainable Security
Every four years, typically in the six months preceding the halving, the debate around the sustainability of Bitcoin's security model gets reignited.
The discussion can be summed up in two opposing ar

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How to Optimize Layer 1 Blockchains for Modularity
One strand of thinking that has become popular in crypto land recently is that the only way for blockchains to solve the Scalability Trilemma—or obtain the trifecta of high security, decentralization,

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Surprisingly, Secondary Issuance is not Inflationary
Normally, when we analyze the emission model of a coin such as CKB, we usually only consider the theoretical total number of coins issued over time, i.e., the emission curve. However, this does not fu

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A Deep Dive Into the Tokenomics of Nervos Network
The unique tokenomics of Nervos have been specially designed to ensure platform sustainability

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Where we're going, we don't need Accounts: the Future of Onboarding
In the 14 years since the inception of Bitcoin, blockchain development shifted through multiple stages, each reflecting the evolving needs and challenges faced by the industry at the respective times.

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Understanding the Nervos CKB Issuance Model
Bitcoin’s most important value proposition in the economic sphere is its fixed issuance policy, since it is not subject to any change, and at the same time predictable, as long as we know how much and

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Common Knowledge Base (CKB): a Blockchain Developer’s Dream
Any prospective blockchain developer that has tried building decentralized applications has quickly realized that the current blockchains offer rather inflexible development environments. Building app

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Pi400 Ubuntu Node Setup Guide
How to run a CKB node on a RaspberryPi 400 with Ubuntu desktop 22.04
Running a node on a RaspberryPi can be a fun, efficient way of helping to decentralise the Nervos Network. Old pro's have probably

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Nervos DAO — Withdrawal Process Explained
To understand how Nervos DAO works, you must first know that it works through cycles, and that each of these cycles are 180 epochs. On the Nervos network, each epoch has an estimated time of 4 hours.

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Nervos: An In-Depth Overview of a Blockchain Network Built for Modularity
This article seeks to be the be-all and end-all resource for the underlying architecture and value proposition of the Nervos network.
Nervos is a modular blockchain network built from the ground up to

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Common Knowledge Base (CKB): Understanding Our Ethos
An essay on time preference and building future-proof blockchains.
The remarkable speed of change in the blockchain industry has increasingly been steering the space toward high time preference thinki

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What is Client-Side Validation (CSV) in Crypto?
In the world of cryptocurrencies, where decentralization and security are paramount, the mechanisms that govern data validation play a critical role in ensuring the integrity and privacy of transactio

The Ultimate Guide to RGB, RGB++, and Client-Side Validation
The rise in popularity of ordinals, inscriptions, and BRC-20 tokens over the last two years has made it abundantly clear that crypto users want tokenized assets on Bitcoin.
Ethereum's smart contract e

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What is Simplified Payment Verification (SPV)?
In the blockchain world, Simplified Payment Verification (SPV) is a transaction verification method that offers users a streamlined and secure approach to interacting with blockchains without having t

What is OP_CAT in Bitcoin? History, Use Cases, and Impact
Bitcoin, the pioneering cryptocurrency, has long been celebrated for its simplicity, unmatched security, and decentralized nature. However, some aspects of Bitcoin's script, including certain opcodes,

What are Bitcoin Covenants? Enhancing Bitcoin Transactions
Bitcoin covenants allow for more complex rules to be set on transactions, enhancing the flexibility and security of how bitcoins are handled. Covenants can specify not only who can spend the bitcoins

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What is Chain Abstraction? A Complete Guide
What is Chain Abstraction?
Chain abstraction refers to the process of creating a seamless user experience by masking the complexities of interacting with multiple blockchain networks. It allows develo

What is a Virtual Machine (VM) in Blockchain?
Understanding Virtual Machines (VMs)
In general computing terms, a virtual machine (VM) is a software emulation of a physical computer. It allows multiple operating systems to run simultaneously on a

What are Blockchain Intents? A Complete Guide
Defining Blockchain Intents
Blockchain intents represent a high-level abstraction for expressing desired outcomes on a blockchain network. Unlike traditional transactions, which represent computationa

What is Slippage in Cryptocurrency Trading?
The dynamics of slippage can significantly impact traders, especially in the volatile cryptocurrency market. Understanding slippage, its causes, and how it varies between centralized and decentralized

What is a Partially Signed Bitcoin Transaction (PSBT)?
Introduced by Bitcoin Improvement Proposal (BIP) 174, PSBTs enhance interoperability between different wallets and software, making managing complex transactions such as multi-signature setups, CoinJo

Comparing Blockchain Virtual Machines (VMs): EVM, WASM, SVM, and CKB-VM
Blockchain virtual machines (VMs) are the backbone of decentralized computing, enabling smart contract execution and decentralized application development across various blockchain platforms.
These VM

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Parallel vs Sequential Transaction Execution in Blockchain
Two primary execution models—parallel and sequential—dictate how transactions are validated and appended to the blockchain. This article examines these models, using Bitcoin and Ethereum as examples o

What are Sovereign Rollups? A Complete Guide
Unlike their predecessors, sovereign rollups offer a unique approach by allowing transactions to be published on another blockchain for ordering and data availability while retaining the autonomy to v

What Are Optimistic Rollups and How Do They Work?
Ethereum's scalability challenges, characterized by slow transaction speeds and high gas fees, has been a persistent hurdle. Enter optimistic rollups – a Layer 2 scaling solution designed to alleviate

The Rise of Blockchain Intents: An Old Idea Wrapped in New Clothing
Time and time again, when developers building on account-based blockchains hit a roadblock, they’re forced to reckon with fundamental architectural choices underpinning these systems—only to find solu

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What Are Bitcoin Drivechains? A Complete Guide
Enter Bitcoin Drivechains, a concept that promises to address these challenges by introducing a layer of flexibility and innovation previously unseen in the Bitcoin ecosystem.
Understanding Bitcoin Dr

What is Transaction Finality in Crypto? A Complete Guide
This permanence is crucial for the authenticity and security of the blockchain, making it a foundational aspect of cryptocurrency networks. Why does finality matter so much?
It provides certainty and

What is Merge Mining? A Complete Guide
Understanding Merge Mining
Merge mining refers to the process of mining two different cryptocurrencies at the same time, using the same algorithm. It leverages the work done for one blockchain (the pa

What are BRC-20 Tokens? A Complete Guide
Introduction to BRC-20 Tokens
The advent of cryptocurrencies and token standards has ushered in a new era of digital finance, with Bitcoin at the forefront. Among these innovations, BRC-20 tokens are

What is Sharding in Blockchain? A Complete Guide
As decentralized ledgers continue to gain traction across various sectors, from finance to art and gaming, their ability to handle increasing loads of transactions is crucial. This is where the concep

Mastering Token Standards: ERC-20 and ERC-721 Explained
What is ERC? A Dive into Ethereum Request for Comments
Ethereum Request for Comments (ERC) is a system that fosters the development and implementation of standards within the Ethereum ecosystem. ERCs

The Ultimate Guide to Bitcoin Layer 2s: From Liquid, Rootstock, and Stacks to RGB (Part 1)
The arrival of ordinals and inscriptions on Bitcoin not only triggered a new wave of experimentation with Bitcoin-native digital artifacts, it also sparked the crypto community’s interest in the poten

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What are the Implications of Cryptocurrency Forks?
It's vital to understand that a cryptocurrency fork is essentially a divergence in the blockchain, leading to the creation of two separate paths: one that adheres to the old protocol and another that

What is DomainKeys Identified Mail (DKIM)?
A little known key piece of technology in this field is DomainKeys Identified Mail (DKIM), which is designed to ensure the authenticity and integrity of email messages. This article explores what DKIM
