SimpleSignPDF

Electronic Signature Guides & Resources

Practical, plain-English guidance on signing documents electronically — how the tools work, when an electronic signature is legally sufficient, and what to check before you put your name on something.

Most people arrive at an electronic signature tool with a specific document in hand and a deadline attached to it: a lease that needs returning today, an offer letter from a new employer, an NDA a client sent over before a first call. The mechanics of signing are the easy part and take about a minute. The part worth slowing down for is knowing whether an electronic signature is appropriate for the document in front of you, and what you should read before signing it.

These guides cover both. They are written for people without legal training, and they try to be honest about the limits — including the limits of this tool. Nothing here is legal advice; for anything high-value or contested, talk to a qualified lawyer in your jurisdiction.

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Electronic signature glossary

The vocabulary around e-signatures is genuinely confusing, partly because vendors use the same words to mean different things. These are the terms that actually matter when you are deciding how to sign something.

Electronic signature

A broad legal category: any electronic sound, symbol, or process attached to or logically associated with a record and executed by a person with the intent to sign it. A typed name, a drawn mark, and a click-to-accept button can all qualify. It is a legal concept, not a specific technology.

Digital signature

A specific cryptographic technology — public-key cryptography used to bind a signature to a document and detect later alteration. Every digital signature is an electronic signature, but most electronic signatures are not digital signatures. Vendors often blur these two terms in marketing.

Simple Electronic Signature (SES)

Under the EU eIDAS Regulation, the base tier: a signature in electronic form with no mandated identity verification or cryptographic binding. This is what SimpleSignPDF produces, and it is legally recognised for the large majority of everyday agreements.

Advanced Electronic Signature (AES)

An eIDAS tier requiring the signature to be uniquely linked to and capable of identifying the signatory, created using data the signatory can control, and linked to the document so that later changes are detectable.

Qualified Electronic Signature (QES)

The highest eIDAS tier: an advanced signature created by a qualified signature creation device and backed by a qualified certificate from a trust service provider. It carries the legal equivalence of a handwritten signature across the EU, and is required only for a narrow set of document types.

Audit trail

The evidentiary record a signing platform keeps — timestamps, IP addresses, email verification, viewing and signing events. It is the main thing a paid signature platform sells you. A browser-based self-signing tool does not produce one.

Flattening

Merging annotations and signature graphics into the page content itself, so they are no longer separate movable objects. A flattened signature cannot be casually dragged off or deleted by whoever opens the file next.

Wet ink signature

A physical signature made with a pen on paper. Still required for a small number of document types in most jurisdictions — commonly wills, certain property instruments, and anything requiring notarisation or a witness.

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Common questions

Which guide should I read if I only have five minutes?

Read the step-by-step signing guide. It covers the whole workflow end to end, and it takes about as long to read as the signing itself takes to do. Come back to the legal guide when you have a document you are unsure about.

Do these guides apply outside the US and EU?

The mechanics of signing apply anywhere. The legal guidance is organised by jurisdiction and covers the US, EU, UK, Canada, Australia, India, and Singapore, but electronic transaction law exists in most countries and the underlying principles — intent to sign, consent to transact electronically, and association of the signature with the record — are broadly consistent. Check your local rules for anything significant.

Is any of this legal advice?

No. These guides are general information written for a non-specialist audience. They are not a substitute for advice from a qualified lawyer who knows your jurisdiction and the specific document in front of you. For high-value contracts, disputed agreements, property, or anything involving a will or estate, get professional advice.

How often is this content updated?

Guides are reviewed periodically and the review date is shown at the top of each one. Electronic signature law changes slowly, but competitor pricing and product features change frequently — where we mention other products, verify current details on the vendor site rather than relying on any comparison article, including this one.