In today’s digital era, a Digital Signature Certificate (DSC) has become essential for securely signing electronic documents and conducting online transactions. DSC acts as a digital equivalent of a handwritten signature and is widely used for authentication across various government and private platforms. This blog will explain DSC, its uses, how to get a digital signature certificate, its costs, and more.

What is a Digital Signature Certificate (DSC)?
A Digital Signature Certificate (DSC) is a secure electronic key issued by a trusted certifying authority. It serves as a digital equivalent of personal identification documents like a PAN card or passport and validates the certificate holder’s identity.
A DSC ensures:
- Authentication: Confirms the identity of the signer.
- Integrity: Ensures that the signed document has not been altered.
Non-repudiation: Prevents the signer from denying the authenticity of the signature
How Does a DSC Look in Digital Format:
When a DSC is used to sign a PDF or any electronic document, it appears as a unique signature block on the document. You can view details like:
- Issuing authority.
- Validity period.
- Certificate owner’s information.
Where is the Digital Signature Certificate Used?
DSC is widely used for:
Corporate and Tax Filings:
Filing company incorporation forms and annual returns with the Ministry of Corporate Affairs (MCA).
Filing income tax returns and audits.
Government Tenders:
Participating in e-tenders for government projects.
GST Registration and Returns:
For GST filings and other compliance needs.
Intellectual Property Rights:
Filing trademarks, patents, or copyrights.
Signing Documents:
Digitally signing PDF documents for official purposes.
Read This Also: What is DIN and CIN in Company
What is a USB Token for DSC?
A USB token is a secure storage device that holds your DSC.
- It looks like a pen drive.
To use your DSC, simply connect the USB token to your computer and sign the required document digitally.
Who Can Issue Digital Signature Certificates in India?
The Government of India has authorized a limited number of certifying authorities (CAs) to issue DSCs. Popular certifying authorities can issue a digital signature certificate
- eMudhra https://emudhradigital.com/?srsltid=AfmBOorOCR92JFh5bgrUipQ76z9b3Aj2VE96_JgbCwHejKVVtd3Mk0C8
- Capricorn
- CSC
- NSDL e-Gov
These organizations are authorized to create and manage DSCs
How Much Does a DSC Cost?
The cost of a DSC varies depending on:
- The certifying authority.
- Validity period (1-3 years).
- Inclusion of a USB token.
For example:
- On the eMudhra website, a Class 3 DSC with a USB token for two years may cost approximately ₹2,850 + GST. (The price may be changed please check on the portal to confirm )
To reduce costs, you can purchase a DSC through a tax consultant or chartered accountant. These professionals often buy DSCs in bulk, which allows them to offer them at lower prices.
Documents Required to Obtain a DSC
To apply for a DSC, you need basic KYC documents:
- PAN Card
- Aadhaar Card (linked to your mobile number for eKYC).
- Email ID and Mobile Number
How to get a Digital Signature Certificate
Choose a Certifying Authority:
Visit the website of an authorized certifying authority (e.g., eMudhra).
Select DSC Type:
Decide whether you need a Class 3 DSC (commonly used).
Complete Payment:
Make an online payment for the selected DSC plan.
eKYC Verification:
Complete Aadhaar-based eKYC verification.
Provide OTP sent to your registered mobile number.
Video Recording:
Record a video where you read a predefined text for verification.
Certificate Issuance:
Once verified, the DSC is issued.
Download the DSC:
Load the DSC into your USB token for easy use.
What is the Renewal process of DSC
When your DSC expires, you can renew it by:
- Paying the renewal fee.
Completing the verification process again
Advantages of Using a DSC
Enhanced Security:
Protects sensitive data by ensuring authenticity and integrity.
Legal Validity:
Recognized under the Information Technology Act, 2000.
Cost and Time Efficiency:
Eliminates the need for physical signatures and couriering documents.
Wide Applicability:
Required for compliance, tenders, and official transactions.
FAQs About DSC
Q1: Can I use one DSC for multiple purposes?
Yes, a single DSC can be used for corporate filings, tax filings, and other purposes.
Q2: Is a USB token necessary for a DSC?
Yes, a USB token securely stores your DSC and ensures its safe usage.
Q3: How long is a DSC valid?
DSCs are typically valid for 1-3 years and must be renewed after expiration.
Q4: Can I apply for a DSC online?
Yes, you can apply for a DSC through authorized certifying authorities’ websites.
A Digital Signature Certificate (DSC) is a crucial tool for individuals and businesses in the digital age. From corporate filings to e-tendering, DSC ensures authenticity, security, and convenience. By understanding its process, costs, and applications, you can make an informed decision about obtaining one. If you’re looking for an affordable DSC, contact certified providers or trusted consultants
please consult a professional consultant for a DSC application.