Segregated Witness (SegWit)
Protocol Upgrade
Mainnet Upgrade
SegWit, activated in August 2017, restructures Bitcoin transaction data to increase block capacity, fix transaction malleability, and enable Layer 2 solutions like Lightning.
Status & Details
Production
Consensus
Proof Of Work
Security
Bitcoin L1
Data Availability
Bitcoin L1
Programmability
Limited Scripting
Bridge Mechanism
None
Bitcoin Upgrade
Secondary Category