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End-to-end encryption, zero-knowledge architecture, and EU-hosted infrastructure. We protect your documents like they're our own.
From upload to signing to storage, your documents are protected at every step.
Documents are encrypted in your browser before upload using AES-256-GCM. Only you and your signers can decrypt them.
Military-grade encryption standard used by governments and financial institutions worldwide.
For email/password users, encryption keys are derived from your password and never leave your browser. All documents are encrypted before storage.
All data is stored on European servers, ensuring compliance with strict EU data protection regulations.
We collect only what's strictly necessary. No tracking, no analytics profiling, no data selling. Ever.
Every action is cryptographically logged with timestamps, IP addresses, and signer verification data.
A multi-layered approach to security that leaves nothing to chance.
Your document is encrypted in your browser before it ever leaves your device.
Encrypted data travels over TLS 1.3 to our EU-hosted servers.
Documents are stored encrypted at rest. No one, not even us, can read them.
Signers receive a unique link. Documents are decrypted only in their browser.
TLS 1.3 in transit, AES-256 at rest. Your data is encrypted 100% of the time.
Hosted on enterprise-grade EU infrastructure with automated backups and redundancy.
Regular security audits, dependency scanning, and automated vulnerability testing.
Open-source client-side code. Verify our encryption yourself on GitHub.
We meet the highest standards for data protection and electronic signatures worldwide.
Full compliance with EU General Data Protection Regulation. Data stored in EU only.
Electronic signatures legally valid under EU eIDAS regulation across all 27 member states.
Compliant with US Electronic Signatures in Global and National Commerce Act.
Meets Uniform Electronic Transactions Act requirements for all US states.
Architecture designed for HIPAA compliance with BAA available. Suitable for healthcare document signing.
Compliant with California Consumer Privacy Act. Users can request data access and deletion at any time.
Join thousands of professionals who trust SignQuick with their most sensitive documents.