Digink
Digital signature platform
E-signatures & digital signatures

Ship secure e-signatures with optional digital certificates.

Guided envelopes, recipient controls, PKI signing with your own certs, and insight into every signing flow.

E-sign envelopes

Upload PDFs, place fields, route to recipients, and track status in one flow.

Digital signatures (PKI)

Add cryptographic signatures with your own cert/key pairs alongside visual e-signs.

Audit + observability

Authentication, activity logging, and searchable history across envelopes.

How it works

E-sign + digital sign in three steps

Build envelopes, route to recipients, and sign with a mouse or your digital certificate.

1Step 1

Prepare

Import a PDF, add fields, and define recipients or self-signers.

2Step 2

Send & sign

Share secure links for e-sign or apply your digital certificate for PKI signing.

3Step 3

Verify & store

Download signed copies, verify signatures, and keep everything searchable.