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Kumkum digital certificate
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Kumkum digital certificate

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Transcript

  • 1. Presented By:Kumkum Sharma Cs Branch
  • 2.         What is Digital Certificate? Terms related to Digital Certificate Content of Digital Certificate Types of Digital Certificate Certification Authorities Process of obtaining a certificate Advantages Conclusion
  • 3. What is Digital Certificate ? A Digital Certificate ”An attachment to an electronic message used for security purposes.” Like a driver's license, a passport, a student ID, a library card, or other commonly used personal IDs,.
  • 4. Terms Related To Digital Certificate Encryption: Encryption is converting of Plain Text into cipher Text. Decryption- Decryption is reversing encryption via the use of Public and Private Keys Public key- Public key is made accessible to everyone. Private key- Private key remains confidential to its respective owner.
  • 5. "Hey B, how are you ?” HNFmsEm6Un BejhhyCGKOK Z HNFmsEm6U n BejhhyCGKOB cyLK B "Hey B, how are you ?”
  • 6. Content Of Digital Certificate A Digital certificate Consist Of Two Parts Which are: 1. Data Section 2. Signature Section
  • 7. Data Section Signature Section
  • 8. There are four main types of digital certificates 1. Server Certificates. 2. Personal Certificates. 3. Organisation Certificate. 4.Developer Certificates. :-
  • 9. What Are Certification Authorities ? Certification Authorities are the digital world’s equivalent to passport offices. They issue digital certificates and validate holders’ identity and authority.
  • 10. Virtual malls, electronic banking and other electronic services are a commonplace offering Online service. One’s concern about privacy and security may prevent you from taking advantage of the luxury; this is where digital certificate comes in.
  • 11. 1. sender generates a publicprivate key pair. Applies to CA for digital certificate with the public key. 2.CA verifies senders identity and issues digital certificate containing the public key. 3.CA publishes certificate to public, on-line repository. 4.sender signs message with private key and sends message to second party.
  • 12. 5. Receiving party verifies digital signature with sender's public key and Recive message. Bob’s public key + KB Bob’s identifying information Digital signature (encrypt) CA private key K- CA + KB certificate for Bob’s public key, signed by CA Process in obtaining a certificate
  • 13. For MS Explorer Users:     Open your MS Internet Explorer Click on the Tools Menu From the drop down list, select Internet options Click the Content tab Click the view certificates button
  • 14. Advantages Of Digital Certificate Authentication: The persons / entities with whom we are communicating are really who they say they are. Integrity: The Data is Not Tampere. Confidentiality: The information within the message or transaction is kept confidential. It may only be read and understood by the intended sender and receiver. Access Control: Access to the protected information is only realized by the intended person or entity.
  • 15. Digital Certificate is used in message authentication and key distribution. Digital certificate authentication employs multiple security mechanisms that help ensure integrity of network communication. many enterprises have found deployment of a digital certificate system to be a necessity for support of growing networks and remote access.
  • 16. QUERIES