What Is Hedera (HBAR)? The Hashgraph Token That Quietly Runs Real Money
Hedera's HBAR token has survived a decade on the back of enterprise pilots and a unique gossip protocol. Here is what it actually does, and what it does not.
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Hedera's HBAR token has survived a decade on the back of enterprise pilots and a unique gossip protocol. Here is what it actually does, and what it does not.
Hedera is a public network using a different consensus design called hashgraph, governed by Google, IBM, Boeing and others. Here's what HBAR does, the council model and the honest risks.
The invalid block stopped production at height 47806542, taking deposits, withdrawals, and client software offline before partial sequencer recovery.
The speedup preserves the payload type, but placeholder values shift the audit burden to direct stream consumers and RPC providers.
Data availability sampling lets light nodes verify huge blocks by checking a few random chunks. It is the engine behind Ethereum's PeerDAS and Celestia's design.
A routine bug fix on a stablecoin analytics dashboard is more housekeeping than market-moving, but readers watching on-chain flows should know the prior figures were off.
One governance takeover, a full chain shutdown, a new AI-focused L1, and an Uniswap burn extension in the same seven days.
Modular chains split the four jobs of a blockchain into separate layers; monolithic chains do all four at once. Neither design has clearly won, and the trend in 2024–2026 is blurring the line.
A blockchain is a public ledger that everyone shares and no single party can rewrite. Here is how the chain of blocks, nodes and consensus actually fit together.
BIP-110's push to change Bitcoin's proof-of-work and replace miners now faces a direct test of miner coordination.
A zero-day in the MimbleWimble Extension Block let attackers peg out funds and DoS mining pools; the chain reorg reversed the invalid spend while valid transactions were unaffected.
Hoskinson pinned the exploit on AI-driven attack tooling, turning a single cross-chain drain into a sector-wide security story for every bridge operator.
Transaction sign-off stays on a physical device, so an autonomous agent can read balances and draft swaps but can never broadcast one without a human tap.
Layer 2 networks make blockchains fast and cheap without sacrificing security. Here's how they work, why they exist, and the main types in plain language.
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NEAR pairs sharded execution with chain signatures and an intents-based DEX. Here is what actually works, what is still vapor, and why DeFi activity stays thin.
Chain abstraction promises one signature across any blockchain. ERC-7683 is the emerging standard that makes it work. Here is how intents, fillers, and cross-chain settlement actually fit together.
Etherscan leads on ETH data, but ad-supported explorers have drained wallets. Here is how the major block explorers compare on trust, features, and risk.
Uniswap v4 swaps hundreds of pools for one singleton contract and lets devs attach code "hooks" to every pool action. More flexibility, but a bigger smart-contract attack surface for LPs.