Hash rate
Hash rate: Hash rate is a measure of how many hashing calculations miners on a proof of work network are performing each second. A higher network hash rate means more computing power is securing the chain. Investors watch it as one sign of miner commitment and network security, not as a price forecast.
How hash rate is measured
Miners repeatedly run candidate blocks through a hashing function until they find a valid result, which is the proof of work process described in the Bitcoin developer documentation. Hash rate counts how many of those attempts happen per second across the network. You will see units such as terahashes (TH/s) or exahashes (EH/s) per second. Public figures are estimates built from recent blocks and the current difficulty, not a live census of every machine.
Why hash rate matters for security
To rewrite recent Bitcoin history, an attacker would need to outpace the honest mining majority for long enough to rebuild those blocks. More honest hash rate makes that more expensive in hardware and electricity. That is why a rising network hash rate is often read as stronger security. A sudden drop can mean miners have turned machines off after a price fall or a jump in energy costs.
Hash rate vs price
Hash rate and price often move in the same broad direction over long periods because miners earn the block reward in the network’s coin and pay real-world costs. The link is not one-for-one day to day. Hash rate can lag price, and miners with cheap power can keep running when others stop. Treat hash rate as a network health signal, not a trading indicator.
What investors should remember
Hash rate says nothing about whether a coin is a good investment on its own. It also does not appear on proof of stake networks, which secure themselves with staked coins instead of hashing. When our research team reviews Bitcoin network data, hash rate sits alongside difficulty, fees and miner revenue rather than standing alone.
Frequently asked questions
What is a good Bitcoin hash rate?
There is no single good number. What matters more is the trend and how costly it would be to attack the network compared with earlier periods.
Who publishes hash rate figures?
Blockchain data sites estimate hash rate from block times and difficulty. The figure is an approximation, which is why different dashboards can disagree slightly.
Does Ethereum have a hash rate?
Ethereum used proof of work hash rate until the Merge in September 2022. It now uses proof of stake, so network security is tracked through stake and validators instead.