From signing with a pen to signing with a click, here's how electronic signatures are changing the way we handle documents

Think about the last time you had to sign a document.

You probably printed it, signed it with a pen, scanned it, and emailed it back. If someone else also needed to sign it, the process took even longer.

Today, things are different. Electronic signatures have made signing documents faster, easier, and completely paperless. Whether you're accepting a job offer, signing a rental agreement, or approving a business contract, you can now complete the entire process online in just a few clicks.

But what exactly is an electronic signature? Is it legally valid in India? How is it different from a digital signature? And why are more businesses making the switch?

Let's find out.

What Is an Electronic Signature (eSign)?

Have you ever delayed signing a document simply because you didn't have access to a printer or scanner?

A few years ago, signing a document usually meant printing it, finding a pen, signing every page, scanning it, and emailing it back. If someone else also had to sign it, the process could take even longer.

Today, that entire process can be completed in just a few clicks.

An electronic signature, or eSign, lets you sign documents digitally without using pen and paper. Whether you're on your laptop, tablet, or smartphone, you can complete the signing process from almost anywhere.

An eSign can take different forms, including:

-> Typing your name into a document

-> Drawing your signature using a touchscreen or mouse

-> Uploading a scanned copy of your signature

-> Clicking a "Sign" or "I Agree" button

Using secure methods like Aadhaar eSign or a Digital Signature Certificate (DSC)

At its simplest, an electronic signature is your way of saying, "Yes, I agree to this document."

Electronic Signature vs Digital Signature

This is one of the biggest points of confusion.

Many people use the terms electronic signature and digital signature as if they mean the same thing. While they're closely related, they're not exactly identical.

Think of it this way.

An electronic signature is the broader category. It includes any method of signing a document online, whether that's typing your name, drawing your signature, or clicking a button to approve a document.

A digital signature, on the other hand, goes a step further. It uses encryption and digital certificates to verify who signed the document and to make sure nothing has been changed after it was signed.

Simply put:

1. Every digital signature is an electronic signature.
2. Not every electronic signature is a digital signature.

If you're signing a simple agreement online, an electronic signature is often enough. For government filings or other high-security transactions, a Digital Signature Certificate (DSC) is usually required.

Types of Electronic Signatures

Not all electronic signatures work the same way.

Some are designed for everyday agreements, while others offer stronger identity verification and higher levels of security. Choosing the right type depends on the document you're signing.

Here are the four most common types you'll come across.

1. Simple Electronic Signature

This is the most common type of eSign and the one you've probably used before.

It includes actions like:

1.Typing your name

2.Drawing your signature

3.Uploading a scanned signature

4.Clicking an "Accept" or "Sign" button

These are commonly used for everyday documents and agreements where advanced identity verification isn't necessary.

2. Aadhaar eSign

Aadhaar eSign adds an extra layer of security by verifying your identity through UIDAI before the document is signed.

Instead of simply placing a signature on a document, the system confirms that it's really you before completing the process.

It's commonly used for:

1. Rental agreements
2. Employment documents
3. Service agreements
4. Loan paperwork
5. Insurance forms

If you'd like to understand how it works in detail, check out our complete guide on Aadhaar eSign.

3. Email-Based Electronic Signing

Many document signing platforms let you sign a document through a secure link sent to your email.

After opening the link, you review the document, place your electronic signature, and submit it online. The platform usually records details such as timestamps and the signer's email address to help maintain an audit trail.

This method is widely used for:

1. Business agreements
2. Vendor contracts
3. Service agreements
4. Employment documents
5. Rental agreements

For NRIs (Non-Resident Indians) who do not have an Aadhaar number, email-based electronic signing is often the most practical way to sign documents remotely.

While it is legally accepted for many types of agreements, Aadhaar eSign is generally the preferred option for Aadhaar holders because it verifies the signer's identity directly through UIDAI, providing stronger authentication and greater confidence in the signing process.

4. Digital Signature Certificate (DSC)

A Digital Signature Certificate (DSC) is mainly used for transactions that require a higher level of security and authentication.

It is commonly used for:

1. GST filings
2. MCA filings
3. Income tax filings
4. Government tenders
5. Corporate compliance

Since DSCs use digital certificates and encryption, they are considered one of the most secure ways to sign documents electronically.

Are Electronic Signatures Legally Valid in India?

Yes. Electronic signatures are legally recognised in India under the Information Technology Act, 2000.

However, the level of legal assurance depends on the type of electronic signature being used. Methods such as Aadhaar eSign and Digital Signature Certificates (DSCs) provide stronger identity verification and security, making them suitable for many official and business transactions.

It's also important to remember that an electronic signature doesn't replace other legal requirements. If a document requires stamp duty, registration, or notarisation, those requirements still need to be fulfilled.

Can you prove in court that a digital signature really belongs to the signer?
Yes. Indian law builds this in through the Evidence Act, 1872. For a secure electronic signature, which includes Aadhaar eSign, Section 85B means courts presume the signature was affixed by the signer and the document hasn't been altered since, unless someone proves otherwise. That flips the burden of proof: if the signature is ever disputed, the other side has to prove it's fake, not you prove it's genuine.

What backs this up in practice is the audit trail, the OTP verification, Aadhaar-linked mobile authentication, timestamp, and the Certifying Authority's digital certificate. This is also why the type of eSign matters: a simple typed name or clicked "I Agree" doesn't get this same legal presumption, but Aadhaar eSign and DSCs do, because they verify identity through UIDAI or a licensed Certifying Authority before signing.

Finally, certain documents, such as wills, trust deeds, and some property-related documents, cannot be signed electronically under Schedule I of the Information Technology Act, 2000.

Why Choose eSign Over Physical Signatures?

Think about how much time goes into signing a document the traditional way. You print it, sign it, scan it, and send it back. If multiple people need to sign, the process becomes even more time-consuming.

With eSign, all of that can be done online in just a few minutes.

Here are some of the biggest reasons why more individuals and businesses are switching to electronic signatures.

Sign from Anywhere

Whether you're at home, travelling, or working remotely, you can sign eligible documents from your phone, tablet, or laptop without needing to be physically present.

Save Time

There's no need to print, scan, or courier documents. The entire signing process is much faster, helping agreements get completed without unnecessary delays.

Reduce Paperwork

Electronic signatures eliminate the need for physical paperwork, making documents easier to organise, store, and retrieve whenever you need them.

Improved Security

Depending on the signing method used, electronic signatures can include features such as identity verification, encryption, and tamper detection, making them more secure than simply signing a printed document.

Better Collaboration

When multiple people need to sign the same agreement, everyone can review and sign the document remotely, regardless of where they're located.

Lower Costs

Going digital helps reduce expenses associated with printing, courier services, storage, and administrative work.

Where Are Electronic Signatures Used?

Electronic signatures have become a part of everyday business. From small businesses to large enterprises, they're used to complete agreements quickly and securely.

Some common use cases include:

1. Rental agreements
2. Service agreements
3. Sale agreements
4. Employment offer letters
5. Vendor agreements
6. Memorandums of Understanding (MoUs)
7. Release agreements
8. Loan documents
9. Insurance paperwork
10. Customer consent forms

Final Thoughts

Electronic signatures have changed the way documents are signed by making the process faster, simpler, and more convenient. Whether you're signing a rental agreement, a service agreement, or another eligible document, eSign helps reduce paperwork while keeping the process efficient.

At Realtimate, electronic signatures are seamlessly integrated into the agreement workflow, making it easy to create, e-stamp (where applicable), and electronically sign eligible agreements from a single platform. This helps individuals and businesses complete paperwork quickly and securely without the hassle of printing, scanning, or managing multiple tools.

If you're interested in learning more about one of the most secure and widely used electronic signing methods in India, check out our next blog on Aadhaar eSign, where we explain how it works, its legal validity, and when you should use it.

Frequently Asked Questions