Not exact matches
But as the
signature data is being
moved anyway, changing how wallets read them, Bitcoin Core developers decided to slightly change how the
signatures are generated as well.
Segregated Witness frees up space on the Bitcoin blockchain by securely
moving transaction
signature data to a specially delegated «Segregated Witness»
data structure outside of the transaction block.
This will be a soft - fork change that implements a new way for
moving data throughout the Bitcoin network by separating the
signatures from the block
data.
With Segregated Witness, all
signature data is
moved to a separate part of the transaction: the witness, which is not embedded in the «old» Bitcoin protocol.
(SegWit boosts the bitcoin block size by a factor of about 1.8 x by
moving transaction
signatures to another
data structure).