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Blockchain

A decentralized, distributed, and oftentimes public, digital ledger consisting of records called blocks that are used to record transactions across many computers so that any involved block cannot be altered retroactively, without the alteration of all subsequent blocks.

Posts

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Why ownPublicKey() Is Unsafe for Access Control in Compact

Why ownPublicKey() Is Unsafe for Access Control in Compact

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6 min read
Week1 of #100DaysOfSolana

Week1 of #100DaysOfSolana

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2 min read
Finding a Critical Logic Flaw in Legion Protocol’s Epoch Vesting

Finding a Critical Logic Flaw in Legion Protocol’s Epoch Vesting

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2 min read
Ostium Exchange Explained for Developers: RWA Perpetual Trading Architecture on Arbitrum

Ostium Exchange Explained for Developers: RWA Perpetual Trading Architecture on Arbitrum

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3 min read
100 Days of Solana — Days 1–4: Keys, Lamports, and My First Browser Wallet
Cover image for 100 Days of Solana — Days 1–4: Keys, Lamports, and My First Browser Wallet

100 Days of Solana — Days 1–4: Keys, Lamports, and My First Browser Wallet

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2 min read
Atomic cross-chain trades, explained: a hands-on walkthrough of HTLCs

Atomic cross-chain trades, explained: a hands-on walkthrough of HTLCs

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5 min read
Grid: A Private, Open-Source Location Sharing Solution

Grid: A Private, Open-Source Location Sharing Solution

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1 min read
How to Add Token Swaps to Your Rust Backend

How to Add Token Swaps to Your Rust Backend

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8 min read
I'm 18, I built an AI support agent for DeFi protocols with 77K lines of code, and I have zero customers

I'm 18, I built an AI support agent for DeFi protocols with 77K lines of code, and I have zero customers

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3 min read
P-256 vs 3DES: Why the Next Card Network Won't Use Visa's Crypto

P-256 vs 3DES: Why the Next Card Network Won't Use Visa's Crypto

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2 min read
How 3 People Built a Card Network in 10 Months with Zero Funding

How 3 People Built a Card Network in 10 Months with Zero Funding

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2 min read
How to Add Cross-Chain Swaps to a Go Microservice

How to Add Cross-Chain Swaps to a Go Microservice

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8 min read
AI Agents That Deploy Smart Contracts: ContractDeploy Transaction Type
Cover image for AI Agents That Deploy Smart Contracts: ContractDeploy Transaction Type

AI Agents That Deploy Smart Contracts: ContractDeploy Transaction Type

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4 min read
I Built a $0.01/call Alternative to DefiLlama's $300/month API

I Built a $0.01/call Alternative to DefiLlama's $300/month API

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3 min read
How Stablecoins Get Listed on Exchanges (It’s Not Just “Add USDT”)
Cover image for How Stablecoins Get Listed on Exchanges (It’s Not Just “Add USDT”)

How Stablecoins Get Listed on Exchanges (It’s Not Just “Add USDT”)

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2 min read
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