An Information Security Handbook (Computer Communications and Networks)

Hunter, John M.

ISBN 10: 1852331801 / ISBN 13: 9781852331801

Editore: Springer, 2001

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Dati bibliografici

• Titolo: An Information Security Handbook (Computer Communications and Networks)
• Editore: Springer
• Data di pubblicazione: 2001
• Lingua: Inglese
• ISBN 10: 1852331801
• ISBN 13: 9781852331801
• Rilegatura: Brossura
• Condizione: New

Descrizione articolo

Riassunto

A comprehensive guide to computer security issues explains what security is, examines the security problems of an IT system, offers guidelines for reducing security risks, describes how to select the appropriate security countermeasure, and discusses ways to procure an information system with security implications. Original. (Intermediate)

Contenuti

1. Introduction.- 1.1 Why a Book about Information Security?.- 1.2 Some Conventions.- 1.3 Risks.- 1.4 Information Sensitivity.- 1.5 Information Importance.- 1.6 Countermeasures.- 1.7 Information Warfare.- 1.8 Management.- 1.9 Summary.- 2. Technology and Security.- 2.1 Privilege and Machine Modes.- 2.2 System Configuration.- 2.3 Physical Aspects of Discs and Tapes.- 2.3.1 Hard Discs.- 2.3.2 CD-ROMs.- 2.3.3 Floppy Discs.- 2.3.4 Magnetic Tapes.- 2.4 Files and Access Control.- 2.4.1 File Access Controls.- 2.5 RAID Storage.- 2.6 Summary.- 3. Physical Security.- 3.1 The Security Domains.- 3.1.1 The Global Security Environment.- 3.1.2 The Local Security Environment.- 3.1.3 The Electronic Security Environment.- 3.2 Security Aspects of Layout.- 3.3 Summary.- 4. Personnel Security.- 4.1 Assessing Personnel Trustworthiness.- 4.2 Example and Leadership.- 4.3 Awareness.- 4.4 IT Staff.- 4.5 New Recruits and Leavers.- 4.6 General.- 4.6 Summary.- 5. Communications Security.- 5.1 Encryption and Cryptanalysis.- 5.1.1 Crypto Administration.- 5.1.2 Encryption Weaknesses.- 5.2 Authentication Dialogues.- 5.2.1 Crypto Signatures.- 5.2.2 Summary.- 5.3 The Kerberos Authentication Dialogue.- 5.4 Hacking.- 5.5 Unix and the TCP/IP Family of Protocols.- 5.6 Firewalls and Gateways.- 5.6.1 One Way Filters and Related Systems.- 5.6.1.1 Communications Software Security Problems.- 5.6.1.2 Summary.- 6. Unix Security.- 6.1 The Security Problems of Unix.- 6.2 Unix File Permissions.- 6.3 Executing as the Superuser.- 6.4 Password Security.- 6.4.1 Selecting Passwords.- 6.4.2 Password Policies.- 6.4.3 Checking Password Security.- 6.4.4 Password Ageing.- 6.4.5 Guest Accounts.- 6.4.6 Accounts Without Passwords.- 6.4.7 Group Accounts and Groups.- 6.5 Improving Unix Network Security.- 6.5.1 Trusted Hosts.- 6.5.2 The rxxx Utilities.- 6.5.3 The finger Utility.- 6.5.4 The telnet Utility.- 6.5.5 The ftp Utility.- 6.5.6 The tftp Utility.- 6.5.7 The http Utility.- 6.5.8 The nf s Utility.- 6.5.9 E-mail.- 6.5.10 The X Windows System.- 6.5.11 Windows NT.- 7. Internet Security.- 7.1 External Hazards.- 7.2 ISP Services.- 7.3 After an Attack.- 7.4 Summary.- 8. Radiation Security.- 8.1 Equipment Layout.- 8.2 Maintenance.- 8.3 Summary.- 9. Procedural Security.- 9.1 System Integrity.- 9.2 Magnetic Media.- 9.3 Denial of System Benefits to a Competitor.- 9.4 Disposal of Documents.- 9.4.1 Paper Documents.- 9.4.2 Magnetic Documents.- 9.5 Weeding and Downgrading.- 9.6 When It Starts to Go Wrong.- 9.7 Summary.- 10. Software Security.- 10.1 Secure Computer Systems.- 10.2 Software Evaluation.- 10.3 Software Security Models.- 10.4 Other Software Security Issues.- 11. Some Notes on Static Analysis.- 11.1 Introduction.- 11.1.1 Static Analysis.- 11.1.2 A Simple Example.- 11.2 Control Flow Analysis.- 11.3 Data Flow Analysis.- 11.4 Information Flow Analysis.- 11.5 Semantic Analysis.- 11.6 The Use of Static Analysis.- 11.7 Summary.- 12. Computer Viruses.- 12.1 Introduction.- 12.2 Viruses.- 12.2.1 Mechanisms.- 12.2.2 WORD Viruses.- 12.3 Virus Examples.- 12.3.1 The “Brain” virus.- 12.3.2 The “Lehigh” Virus.- 12.3.3 The “Jerusalem” Virus.- 12.3.4 The “CHRISTMA EXEC”.- 12.3.5 The “Love Letter” Worm.- 12.3.6 The “Nimda” Worm.- 12.4 Dealing with Viruses.- 12.4.1 Anti-Viral Software.- 12.4.2 Anti-Viral Precautions.- 12.4.3 Virus Decontamination.- 12.5 Java & Active-X.- 12.6 The “Millennium Bug”.- 12.7 Summary.- 13. The UK Data Protection Acts.- 13.1 Definitions.- 13.2 The Data Protection Principles.- 13.2.1 The First Principle.- 13.2.2 The Second Principle.- 13.2.3 The Third Principle.- 13.2.4 The Fourth Principle.- 13.2.5 The Fifth Principle.- 13.2.6 The Sixth Principle.- 13.2.7 The Seventh Principle.- 13.2.8 The Eighth Principle.- 13.3 Summary.- 14. System Administration and Security.- 14.1 The Procurement of Secure Information Systems.- 14.1.1 The Requirement.- 14.1.2 The Outline Security Policy.- 14.1.3 Hardware Selection.- 14.1.4 Software Selection.- 14.1.5 Certified Software.- 14.1.6 Summary.- 14.2 System and Data Backups.- 14.3 Resource Tracking and Management.- 14.4 System Testing and Probing.- 14.5 Configuration Management.- 14.5.1 System Change Control.- 14.6 Database Maintenance.- 14.6.1 Database Monitoring and Culling.- 14.6.2 Legal Conformance.- 14.6.3 Database Integrity.- 14.7 User Account Management.- 14.8 Audit Trail Management.- 14.9 Summary.- 15. The Management of Security.- 15.1 The Security Management Problem.- 15.2 A Security Management Methodology.- 15.2.1 Knowledge of the Information System.- 15.2.2 Threat Assessment.- 15.2.3 Risk Estimation.- 15.2.4 Choice of Mechanisms.- 15.3 System Security Policies.- 15.4 Summary.- 16. Conclusions.- 16.1 A Definition of Information System Security.- 16.2 The Security Problems of an Information System.- 16.3 Tailpiece.- A. Unix Security Resources.- A.1 Configuration Checkers.- A.2 Network Activity Monitors.- A.3 Intrusion Checkers.- A.4 Change Detectors.- A.5 Password Checkers.- A.6 Firewall Packages.- A.7 Security Documentation.- A.8 Other Secure Software.- B. DoD Computer System Evaluation Criteria.- C. IT Security Evaluation Criteria (ITSEC).- D. An Example System Security Policy.- E. System Threats and Countermeasures.- E.1 Introduction.- E.2 Threats to the Level of Service.- E.2.1 Power Supplies.- E.2.2 Hardware Faults.- E.2.3 Software Crashes.- E.2.4 Operator Errors.- E.2.5 Computer Viruses.- E.2.6 Environmental Disasters.- E.3 Threats to the Information Base.- E.4 Threats Leading to Information Leakage.- E.5 Choice of Countermeasures.- E.6 Summary.- F. Example List of Security Countermeasures.- F.1 Access Control.- F.1.1 Communications.- F.1.2 Covert Channel Control.- F.1.3 Discretionary Access Control.- F.1.4 Mandatory Access Control.- F.1.5 Physical Access Control.- F.2 Accountability.- F.2.1 Transactions.- F.2.2 Configuration.- F.3 Accuracy.- F.3.1 Communications.- F.3.2 Storage.- F.4 Availability.- F.4.1 Communications.- F.4.2 Logical Denial.- F.4.3 Personnel.- F.4.4 Physical Denial.- F.4.5 Environmental Damage.- F.5 Data Exchange.- F.5.1 Communications Security.- F.5.2 Covert Channel.- F.5.3 Radiation Security.- F.5.4 Transmission Security.- F.5.5 Traffic Flow Security.- F.6 Authentication.- F.7 Audit.- F.8 Personnel.- G. Glossary of Information Security Terms.- H. References & Bibliography.