Clio App Directory ZorroSign ZorroSign is the safest Electronic Signature and most advanced Digital Business Platform (DBP) built on patented Blockchain technology. Users can safely and securely eSign documents, build workflows, request signatures, automate approval processes and more. ZorroSign eSignatures are real signatures (using patented technology), highly secure, legally binding, and fully compliant. Key Features Once the 'Sign with ZorroSign' option is enabled within the Clio account, users will have the option to eSign their documents using their ZorroSign account. When the 'Sign with ZorroSign' button is clicked, the document will open in ZorroSign where it can be prepared, shared and executed by the concerned Parties.