Security Overview
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Security Overview: Addressing Threats and Weaknesses in Network Security, Slides of Network security
An overview of the need for security in distributed networks, intranets, extranets, and global access to the internet. It outlines various security threats, weaknesses, and solutions, including authentication, integrity, non-repudiation, network availability, wireless access, technology, configuration, policy, and human error aspects. The document also includes scenarios to solve, such as storing large volumes of secure data and complying with legal obligations after a security breach.
Typology: Slides
2012/2013
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Security Overview
Need for Security
- Distributed Networks
- Intranets
- Extranets
- Global access to Internet
Weaknesses
- Technology aspect
- TCP/IP, UDP, Operating Systems, Routers, Firewalls, Switches
- Configuration aspect
- User accounts, weak passwords, Java enabled without firewall, unchanged default settings, physical security
- Policy aspect
- Lack of written policies, turf wars, high turnover, nonexistent disaster recovery policy, lack of monitoring and auditing
Weaknesses
- Human error aspect
- Accidental loss of data
- Naïve
- Dishonesty
- Disgruntled employee
Security Scenarios to Solve
- Recommend policies and procedures to store large volumes of secure data and retrieve data periodically from remote sites. Develop a full scenario based on these two requirements.
- You are the CTO and your system has been attacked and secure data compromised. Assuming that you live (a) in California or (b) in New York, what legal obligations are there for you to meet? Develop your response in the form of a report to the CEO.