Security Services & Security Attacks in Cryptography in hindi

             Cryptography & network Security


Security Services & Security Attacks





Security Services :

  1. Confidentiality:-  information not एक्सेस by unauthorized user.
  2. Authentication :- data तथा information की Easily identify किया जाता है |
  3. Integrity :- authorized user can change  or modify the data.
  4. Non-Repudiation :- data transfer और receive करते समय delay नहीं होना चाहिए |
  5. Access Control :- data can be Access by the target कंप्यूटर .
  6. Privacy :- network secure .
security services in cryptography,security services in network security
 
Security Attacks :- Security attacks are four types.

        interruption : - इसमें Attacker hardware तथा सॉफ्टवेयर को remove करता है |
 इसमें Attacker Communication लाइन पर Attack करता है |

interception :- इसमें Attacker Communication line को Access करता है But modify नहीं कर सकता है |



Modification :- इसमें attacker Communication line को distroy करके modify data receiver को send कर देता है |




fabrication :- इसमें Unauthorized (Attacker) data send कर देता है |      


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