Travel Rule Universal Solution Technology (TRUST)

Protocol details

Open Source




Data transport protocol


Blockchain based


VASP authentication method

Certificate Authority


TRUST, formerly known as the US Travel Rule Working Group (USTRWG), was founded by a group of US-based VASPs to implement and comply with the Travel Rule. It has recently been expanded to include non-US VASPs to solve the broader FATF Travel Rule. TRUST is a solution used to identify transaction counterparties and securely transmit information between members.

Registration & set-up process

Transfer workflow(s)

veriscope data share
Sequence diagram text file

To generate or update the diagram above, paste the following into

title TRUST workflow

oVASP->bulletinBoard:Broadcast eligible transaction
bVASP->bulletinBoard:Query eligible transactions
bVASP->bulletinBoard:Query oVASP ID
bVASP->oVASP:Claim address / transaction
oVASP->bulletinBoard:Query bVASP ID
oVASP->bVASP:Post encrypted PII
bVASP->bVASP:Decrypt PII and risk checks

For more information, refer to the Travel Rule Technical Solution documented here: USTRWG Travel Rule Solution White Paper Version 1.0

Further reference