Explain difference between Security and Protection?

Protection mechanism: The subsequent mechanisms are commonly utilized for protecting files having programs and data.

(a) Access controls lists (ACL's) (b) Capability lists (C- lists)

These lists are utilized to make sure that uses only access files that are explicitly authorized access. These files contain

(i) files created by a user herself/himself

(ii) files owned by others, for that a user process explicit access privileged granted through other owners.

Security mechanisms: Authentication is the main security mechanism. Authentication is the function of verifying the identity of a user. Authentication is classically performed by passwords at login time. The system stores the password information into a system as place as pair of the form (password info, user id), the password information is protected through encryption.

 

Posted Date: 5/9/2013 1:54:41 AM | Location : United States

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