Access control by vinay

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Access control by vinay

  1. 1. ACCESS CONTROL BY: M.Vinay kumarDepartment of Urban and Regional Planning,School of Planning and Architecture,Jawaharlal Nehru Technological University,Hyderabad.
  2. 2. What is accesscontrol….? control refers to exerting Accesscontrol over who can interact with a resource.Often but not always, this involves an authority,who does the controlling. It be a door, turnstile, parking gate,elevator, or other physical barrier wheregranting access can be electronicallycontrolled.
  3. 3. AC- How do it secure us… Authentication  Process through which one proves and verifies certain information Identification  Process through which one ascertains the identity of another person or entity Confidentiality  Protection of private data from unauthorized viewing Integrity  Data is not corrupted or modified in any unauthorized manner
  4. 4. How can AC be implemented?  Hardware  Software  Application  Protocol (Kerberos, IPSec)  Physical  Logical (policies)
  5. 5. Types of Access control… Physical access Security Computerized access control
  6. 6. Physical access…  Access control system operation  Credential  Access control system components  Access control topology  Types of readers Basic (non-intelligent) readers Semi-intelligent readers Intelligent readers  Security risks
  7. 7. Computerized access…  Identification and authentication (I&A) Something you know Something you have Something you are Where you are  Authorization Read (R) Write (W) Execute (X)
  8. 8. Contd… Accountability Access control models Attribute-based access control Discretionary access control Mandatory access control Role-based access control

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