ACE Technology - TCS Digital Signature Certificate  
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ACE TECHNOLOGY is the Registration Authority (RA) of TATA CONSULTANCY SERVICES Certifying Authority (TCS - CA) for TCS Digital Signature Certificates, SSL Certificates, Form 16 Signing Software and other PKI applications, across India. ACE also provides eTendering/ eProcurement software, ERP software application, Web development services, etc.

  Quick Links:-
Apply for Sify
Apply For TCS
( New DSC Issuance Process
w.e.f 1st October 2013 )
  Download Forms:-
  Others Forms:-
 Other important Links:-
ACE Technology - TCS Digital Signature Certificate
Enrollment for Digital Signature to be done only from Internet Explorer(IE). Do not use Mozilla Firefox or any other browser.
   User Guide
 Enrollment & Downloading
   Aladin e-Token 72k Drivers

               Alternate     Recommended

 32 Bit     >> 5.1             >> 8.1
 64 Bit     >> 5.1             >> 8.1

Recommended Token Drivers have to be installed in BSEC mode.
  Moserbear Driver

 32 Bit     >> V 3.0.76      >> V 3.087
 64 Bit     >> V 3.0.76      >> V 3.087
( These drivers when installed has default settings for wrong password entry as 3 times. Please change them to 15 times as per steps given here. )
 Click here for Installation procedure
  Gemalto Token Driver
 Windows XP SP3
 32 Bit
 64 Bit
ACE Technology -Applications for DSC

Apply Digital Signature to Electronic Documents:TDS Certificates, Form 16, PO...
Secure your Confidential Email messages: Financial data, Business plans, Passwords...
Digitally Sign your Email messages: Make it legal communication.
   TCS File Signing Software

Digitally Sign "Form 16".
  Saves time & Cost. Bulk Signing facility.
  Attach Digital Signature to any PDF document.
  Click Here
ACE Technology - Web Site Designing, Web Development, Multimedia CD Presentation
Web Site Designing
Web Application Development
Web Hosting & Domain Registration
Multimedia & Corporate CD Presentation
E - Learning
Click Here
   SSL Certificates

TCS-CA Web Server (SSL) Certificates enable the world's strongest 128-bit SSL encryption between Web Server and browser clients. SSL Certificates issued by TCS are legally valid under the Indian IT Act 2000.