ADBMS.pptx
- 1. Topic : Authentication And Authorization In Data Security. Name : Shimpi Someshwari Sanjay Roll No : 028 Subject : ADBMS
- 2. What is Authentication ? Authentication is all about validating your credentials like Username and Password to verify your identity. USER/PROCESS TRUE GENUINE VALID
- 3. Why we need Authentication ? 1. Computer Networks are prone to attacks. 2. If no authentication process , then attacker might have access to view some important information. 3. Also verifying a User's identity is often required to allow access to confidential data.
- 4. Advantages Of Authentication : 1. It enables organization to keep their network secure. 2. It protects resources like computer systems , networks , database , website or services. 3. It allows only those users who are authenticated as well as permitted to have the access on protected resources.
- 5. How to create an Authenticator ? ENCRYPTION MAC HASH Symmetric Encryption Asymmetric Encryption CMAC , HAMC MD5 , SHA-1
- 6. How to Authenticate a User ? USER AUTHENTICATOR USER ID = 0001 PASSWORD = *****
- 7. Factors Of Authentication : 1. Something the user KNOWS. 2. Something has the HAS 3. Something the user IS.
- 8. Examples Of Authenticating User : 1) 2) 3)
- 9. Authentication of message : Message Encryption Algorithm Private Key of Sender Cipher Text Decryption Algorithm Public Key of Sender Message Plain Text Plain Text Sender Receiver
- 10. What is Authorization ? Authorization in data security is the process of giving the user permission to access a specific resource or function.
- 11. Advantages of Authorization ? 1. Authorization lists simplify managing authorities. 2. Authorization lists provide a good way to secure files.
- 12. Difference Between Authentication And Authorization :
- 13. How we create new User and Grant Permission to them in Oracle? Creating New User Displaying User's
- 14. Connected to new user
- 15. Thank You !!!