Latest news

Product updates and practical guidance for trustworthy electronic-signature workflows.

Occasional product updates and practical document-signing guides.

Designing an electronic signature evidence trail
8 min read

Designing an electronic signature evidence trail

A practical model for recording signer intent, attribution, document integrity, and delivery without collecting unnecessary data.

Read further
PAdES, timestamps, and long-term PDF validation
9 min read

PAdES, timestamps, and long-term PDF validation

Understand what PDF digital signatures protect, what RFC 3161 timestamps add, and how long-term validation evidence fits together.

Read further
Reliable webhooks for signing workflows
7 min read

Reliable webhooks for signing workflows

Verify raw payloads, acknowledge quickly, process idempotently, and make every completion event observable.

Read further
Embed document signing in React without losing control
6 min read

Embed document signing in React without losing control

A production integration pattern for loading states, signer URLs, lifecycle callbacks, and server-owned completion.

Read further
A production checklist for self-hosted e-signing
8 min read

A production checklist for self-hosted e-signing

Move from a local Docker demo to a resilient deployment with durable storage, mail delivery, backups, and observable document processing.

Read further
Choose signer authentication by risk, not habit
7 min read

Choose signer authentication by risk, not habit

Match email links, SMS, MFA, and stronger identity controls to the consequence of a mistaken or fraudulent signature.

Read further

Subscribe to the Signa journal

Get product updates, implementation guidance, and document trust research from the Signa team.

Occasional product updates and practical document-signing guides.