If set to true, indicates that this key should never be used to sign two
different messages.
This is useful for contracts that use zero-confirmation escrow systems to
guarantee against double-spend attempts. By indicating that the user could
be subjected to losses if a key were used in multiple signatures, templates
can ensure that wallet implementations apply appropriate safeguards around
use of the key.
If set to
true, indicates that this key should never be used to sign two different messages.This is useful for contracts that use zero-confirmation escrow systems to guarantee against double-spend attempts. By indicating that the user could be subjected to losses if a key were used in multiple signatures, templates can ensure that wallet implementations apply appropriate safeguards around use of the key.
Defaults to
false.