Digital Signature Certificate (DSC)
A Class 3 Digital Signature Certificate is a high-assurance digital identity used by individuals and organisations for secure online transactions. It is commonly required for filing documents with government portals, signing business agreements digitally, and participating in e-procurement activities. DNB Digital Solutions provides professional assistance for obtaining your Class 3 DSC with simple documentation and a streamlined process.

Key Features
Common Use Cases
Your Class 3 DSC can be used for the following activities:
Documents Generally Required
The following documents are typically needed for your Class 3 DSC application. Our team will guide you through the exact requirements.
- PAN Card of the applicant
- Aadhaar Card
- Passport-size photograph
- Business registration documents (if applicable)
- Email ID and mobile number for verification
Application Process
Choose the appropriate DSC type based on your requirement
Submit the required documents and application details
Complete the identity verification process
Receive your Digital Signature Certificate
What is a Digital Signature Certificate?
A Digital Signature Certificate (DSC) is a secure digital key that certifies the identity of the holder, issued by a Certifying Authority (CA). It typically contains your identity (name, email, country, APNIC and your public key). Digital Certificates use Public Key Infrastructure meaning data that has been digitally signed or encrypted by a private key can only be decrypted by its corresponding public key.
In India, digital signatures are legally valid and recognized under the Information Technology Act, 2000. They provide a high level of security for online transactions by ensuring absolute privacy of the information exchanged.
Why Businesses Need a DSC
Modern businesses rely on digital workflows for speed and compliance. A DSC is mandatory for various statutory filings, including Income Tax returns, MCA filings (Ministry of Corporate Affairs), and GST registration. It ensures that documents are authentic, untampered, and legally binding. Without a valid DSC, directors, partners, and authorized signatories cannot fulfill basic regulatory obligations in India.
Types and Purposes of DSC
Under the current CCA guidelines, Class 3 is the highest level and most secure type of Digital Signature Certificate. It is used for all critical online matters, including:
- e-Filing: Income Tax, GST, MCA21 e-filing, and LLP registration.
- e-Tendering: Participating in government e-procurement and e-auctions.
- EPFO & ESIC: Filing employer returns.
- DGFT: Import and Export code applications.
Frequently Asked Questions
Need Class 3 DSC?
Get in touch with DNB Digital Solutions for professional assistance with your Digital Signature Certificate.
