Digital Signature

Emythri in association with eMudhra a Certifying Authority licensed by Controller of Certifying Authorities, under Government of India and operates under the guidelines set by Information Technology Act, provides Digital Certificates and Digital Signatures Certificate (DSC) through our e-mythri service centre’s.

We are providing Digital signature certificates for e Tendering, Digital signature certificates in MCA [for Registrar of Companies filing, Digital signature certificates for DIN , Digital signature certificates in e procurement, , Digital signatures in Income Tax [for efiling income tax returns] Applications , Digital signature certificates for EPF, Digital signature certificates for DGFT and also in many other applications are the various uses of Digital signature certificate.


USB Token is hardware device, which is used to store Digital Signatures Certificate for security. It is secure device and certified by International standards (FIPS). All Digital Certificate subscribers must to store their DSCs on FIPS Certified USB Tokens only. DSC stored in USB Token can not be copied to any other device. CCA (Controller of Certifying Authority) as well as all Certifying Authrorities i.e. eMudhra, (n)Code Solutions, Sify and TCS recommend to use FIPS certified tokens only. There are number of USB tokens available in India which are FIPS Certified, for example Watchdata USB Token, Trustkey Token from Watchdata Singapore, Aladdin eToken from Israel and few others like Gemalto, Athena, ePass from Fetian, China which are FIPS Certified.

USB Token is hardware mechanism used for password authentication via using identity management technique and provides hacking problem solution to the user. It fits in the USB port of the computer. Besides, it is also very useful where security is must like personal computer or cyber café pc. It can be most widely used in accessing E-banking, E-commerce, stock trading, and online data and money transactions tasks. Digital Signature Certificates are now used in various applications are of various types like Class II, Class III. Class 3 digital signature certificates are mostly used e-tendering and e-procurement. Class 2 digital signature certificate are mainly used for efiling e.g digital signature certificate for EPFO, Digital Signature for Income Tax, Digital Signature for MCA etc.


  • Application providers issue the USB token with authentication CA certificate to users.
  • Users should insert the USB token if they want to use the applications.
  • During users´ online transaction process, USB token should digitally sign the key information, and then send it to the back-end for verification.
  • After the successful verification, the transaction process is completed; otherwise, the application system from the back-end should terminate the transaction.

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