nBits, Target Threshold

Definition

The target is the threshold below which a block header hash must be in order for the block to be valid, and nBits is the encoded form of the target threshold as it appears in the block header.

Synonyms

• nBits

• Target

Not To Be Confused With

• Difficulty (a number measuring the difficulty of finding a header hash relative to the difficulty of finding a header hash with the easiest target)