+ 91-22-46103700

How to select?

Certificate Wizard:

It will help you to select a right digital signature certificate of your need.

e.g, if you are using a certificate for e-Tendering of Ordnance factory then you will require a Class 3 Digital signature certificate with Signing + Encryption subscription type. It is marked in as follows,

Purpose Organization/applications Class of DSC Subscription type







Ministry of Company Affairs (MCA21) eFiling Class 2 Signing
Income Tax eFiling
Form 16 Signing
EPFO Online Transfer Claim Portal
CERSAI – Signing
Customs eFiling Class 3 Signing
IRCTC Rail agents
Patent and Trademark eFiling
Email Signing & Encryption (MS Outlook) Class 2 Signing + Encryption















Government Of Chhattisgarh Class 2 Signing + Encryption
Government Of Assam
Government Of Maharashtra
Department Of Atomic Energy
New Delhi Municipal Council
Balmer Lawrie
Bharat Petroleum Corporation Limited (BPCL)
Mangalore Refinery and Petrochemicals Limited
Gas Authority of India Limited Class 3 Signing
Indian Ordnance Factories. Class 3 Signing + Encryption
Hindustan Petroleum
NTPC-National Thermal Power Corporation Ltd
National Highways Authority of India
Power Grid Corporation of India
Government of Andhra Pradesh & its departments
Oil India Limited
ONGC – Oil & Natural Gas Corporation Ltd
Coal India Ltd
ISRO – Indian Space Research Organization
Indian Oil Corporation
Government Of Madhya Pradesh
Electronics Corporation of Tamil Nadu
Union Territory of Lakshadweep UTL
Northern Railway eProcurement
DGS&D e-Tendering
Hindustan Aeronautics Ltd.
South Central Railway
BEST (Mumbai)
Bharat Heavy Electricals Ltd., (via Mjunction)
Association of State Road Transport Undertakings ASRTU
Bharat Sanchar Nigam Limited BSNL
Uttarakhand Power Corporation Limited UPCL
Tehri Hydro Development Corporation Limited THDC
Jawaharlal Nehru Port Trust JNPT
Director General Naval Projects Visakhapatnam
Central Public Works Department CPWD
Cochin Port Trust CPT
Indian Institute of Management Bangalore IIMB
Delhi Development Authority DDA
Container Corporation of India Limited CONCOR
Satluj Jal Vidyut Nigam Limited
Kerala State Civil Supplies Corporation Ltd KSCSC
Kerala State Poultry Development Corporation Limited KEPCO
Power Transmission Corp of Uttarakhand Ltd PTCUL
Public Works Department Government of Puducherry
Himachal Road Transport Corporation HRTC
Hindustan Newsprint Limited HNL
National Institute of Ocean Technology NIOT
Kerala Water Authority KWA
Kerala Sustainable Urban Development Project KSUDP
Export/Import e-Filling DGFT Certificate DGFT

Still not sure !!

Not able to find which one is the best for you, let our executive guide you through the suitable DSC for you!

Important numbers/ email id wef 20-3-2020:

Due to lockdown in Maharashtra, you may contact us on below email / numbers, till we open again. We would appreciate your patience, as there might be some delay in responding.

For Digital Signature Certificates

Technical support : You may email your query with screen shot of error to support@acetechnology.co.in and amit.mishra@acetechnology.co.in

In case of urgency, call: Rupesh – 8451002329 / Amit – 9137739838

Apply for New Digital Signatures / Renewal of DSC

Rasika – 9137743593 / Geetanjali – 9320163744


Issuance of Digital Signatures/ Status etc.

Nisha – 8082499818nisha@acetechnology.co.in
Amit – 9137739838amit.mishra@acetechnology.co.in

For Softwares – ACE FileSigner/ AS Maple/ SSL

Sales for Software – Aklesh – 9320133449  / Deepa – 8451002291

Technical support for Softwares – Aklesh – 9320133449

For eTendering – Atul – 8879981057