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The United Nations

Ved Nolan Philipps

Risk Society

Ved Meredith Gore

Operating System - OS

Ved Jesus Anelio Reyes Azuero

MS302 - 303 Section 2: Active Directory

Ved James Herbert

Security in Operating Systems

Security and protection

Protection mechanisms implement security policies

Protection is a mechanism

Security is a policy

what are we protecting

Software

Hardware

Data

Communications lines and networks

security goals

Integrity

Confidentiality

Availability

Mechanisms vs Policies

Policies determine what will be done

Mechanisms determine how to do something

impotant security mechanisms

Access control mechanisms

Encryption

Authentication

Passwords

Use of Passwords

Attacks on Passwords

Password Selection Criteria

breaches

Vulnerability

Exposure

Threats