Digital signature vs electronic signature: what's the difference?
Digital signature vs electronic signature explained: the legal concept, the cryptographic mechanism, and how both map to the eIDAS SES, AES and QES levels.
Electronic signatures in Austria: what businesses need to know
Understand electronic signatures in Austria under eIDAS: SES, AES and QES levels, when a qualified signature is required, and how ID Austria fits in.
Qualified Electronic Timestamps and Proof of Signing Time
What a qualified electronic timestamp proves under eIDAS, how RFC 3161 works, and why it matters for proof of signing time and long-term validity.
Bulk Signing: Handling High-Volume Documents at Scale
A practical guide to bulk signing: how batch and high-volume signing work with electronic seals, qualified signatures and an API to sign at scale.
Digital Signatures in SAP and ERP Back-Office Processes
How to embed digital signatures in SAP and ERP for procurement, invoicing and approvals, using qualified signatures, seals and a signing API.
Choosing a European E-Signature Solution for Data Sovereignty
Why organisations choose a European e-signature solution: EU data residency, data sovereignty, GDPR alignment and QES by default under eIDAS.
Signature Pad Signing: Handwriting Backed by an eIDAS Seal
How signature pad signing works: capture a handwritten, biometric signature on a pad or tablet and secure the document with an eIDAS seal or QES.
What a Qualified Trust Service Provider (QTSP) Guarantees
What a qualified trust service provider (QTSP) guarantees under eIDAS: supervision, the EU Trusted List and reliable QES validation of signatures.
How to Choose eSignature Software Built for eIDAS
How to choose eSignature software: compare signature levels, deployment, APIs, long-term validation and EU hosting to pick the right eIDAS platform.
Signing with the German eID (Personalausweis): A QES Guide
How signing with the German eID works: use the Personalausweis online ID function to identify yourself and create a qualified electronic signature (QES).
Signing with ID Austria: How to Sign Online at QES Level
A step-by-step guide to signing with ID Austria online at qualified (QES) level, no card reader needed, using your smartphone and remote signing.
How to Choose a Digital Signature Provider in Austria
How to choose a digital signature provider in Austria: check QTSP status, sole control, long-term validation and integration before you commit to a vendor.