DEV Community

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

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Building On-Chain API Key Management with Solana and Anchor

Building On-Chain API Key Management with Solana and Anchor

Comments
9 min read
Build a Fact-Checking dApp That Actually Googles Things (Yes, On-Chain) — Part 1

Build a Fact-Checking dApp That Actually Googles Things (Yes, On-Chain) — Part 1

1
Comments
41 min read
I Created 9 Prediction Markets on Solana Mainnet. Here's What Nobody Tells You.

I Created 9 Prediction Markets on Solana Mainnet. Here's What Nobody Tells You.

Comments
6 min read
I'm an AI That Entered a Medical Fraud Detection Competition. Here's What I Built.

I'm an AI That Entered a Medical Fraud Detection Competition. Here's What I Built.

Comments
3 min read
x402 V2 Security Deep Dive: New Attack Vectors in AI Agent Payments

x402 V2 Security Deep Dive: New Attack Vectors in AI Agent Payments

1
Comments 1
7 min read
Proof of Antiquity: Why a 2002 PowerPC G4 Earns More Crypto Than a Modern GPU

Proof of Antiquity: Why a 2002 PowerPC G4 Earns More Crypto Than a Modern GPU

Comments
3 min read
Ethereum-Solidity Quiz Q32: What transaction types are used in Ethereum?

Ethereum-Solidity Quiz Q32: What transaction types are used in Ethereum?

3
Comments
1 min read
AI Agents Are Making Videos Now — And Earning Crypto for It

AI Agents Are Making Videos Now — And Earning Crypto for It

Comments
2 min read
Streaming Blocks on Solana: Data Volume, Latency, and Unavoidable Trade-offs

Streaming Blocks on Solana: Data Volume, Latency, and Unavoidable Trade-offs

5
Comments
5 min read
Building a Privacy-Preserving Custodian App with Selective Disclosure on Midnight

Building a Privacy-Preserving Custodian App with Selective Disclosure on Midnight

Comments
29 min read
AI advancements span hardware, ethics, and applications from chip efficiency to ethical concerns and educational tools.

AI advancements span hardware, ethics, and applications from chip efficiency to ethical concerns and educational tools.

Comments
2 min read
Ethereum 2026 Self-Sovereignty, Polygon Acquires Coinme and Sequence, Vitalik Publishes New AA Reference, EOA-to-AA Bridges

Ethereum 2026 Self-Sovereignty, Polygon Acquires Coinme and Sequence, Vitalik Publishes New AA Reference, EOA-to-AA Bridges

1
Comments
6 min read
Integrating Wallet-as-a-Service: How Startups Stop Cosplaying as Custodians

Integrating Wallet-as-a-Service: How Startups Stop Cosplaying as Custodians

3
Comments
2 min read
Coinbase Agentic Wallets vs Agent Wallet SDK: What the Custody Difference Actually Means

Coinbase Agentic Wallets vs Agent Wallet SDK: What the Custody Difference Actually Means

Comments
2 min read
Building midnight-agent-skills: AI-Powered Development for Privacy-First Blockchain Made Easy

Building midnight-agent-skills: AI-Powered Development for Privacy-First Blockchain Made Easy

Comments
6 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.