Enterprise-grade encrypted e-signatures with decentralized
storage
built for critical business documents.
Encrypted eSign determines who owns the contract when something goes wrong. eSign is built so that ownership stays with the enterprise, not the vendor
Every document and signature is cryptographically sealed so any change whether intentional or accidental is immediately detectable.
By design, eSign distributes document storage to prevent single points of control, limiting operational, regulatory, and vendor-related risk for enterprises.
Signatures are bound to the signer, the document, and the moment of signing, creating proof that stands up in audits and disputes.
eSign establishes signer identity through decentralized identifiers, enabling proof of authority or eligibility without collecting or retaining excess personal data.
Your documents don't stop mattering once they're signed.
With
BrillSign, they remain cryptographically verifiable and legally defensible—forever.
Every document remains verifiable, compliant, and ready for scrutiny when it matters most.
Chief Compliance Officer
BrillSign gave us confidence that every signed document would still hold up months or years later.
Legal Ops Manager
With immutable logs and enforced policies, our team no longer has to chase records during audits.
VP of Product
Knowing documents can’t be altered removed a class of legal risk we were previously accepting.
Enterprise Architect
BrillSign let us keep control of keys and data while still supporting enterprise signing workflows.
General Counsel
Jurisdiction-aware workflows meant fewer escalations to legal and faster turnaround.
Procurement Director
Our documents remain independently verifiable, which changed how we evaluate long-term contracts.
CISO
Zero-knowledge handling and verifiable audit trails made approvals faster by reducing risk by design.
On a laptop, phone, or tablet. From the city, beach, or the savanna.
Share files and folders with anyone, fast, easy, and secure.
Know exactly when your documents are opened, viewed, and signed.
AES-256 encryption and ISO 27001 certified data centers protect your data.