FISMA Certification and Accreditation Handbook Book

Foreword     xxiii
Preface     xxv
What Is Certification and Accreditation?     1
Introduction     2
Terminology     3
Audit and Report Cards     6
A Standardized Process     7
Templates, Documents, and Paperwork     8
Certification and Accreditation Laws Summarized     9
Summary     10
Notes     11
Types of Certification and Accreditation     13
Introduction     14
The NIACAP Process     15
The NIST Process     16
NIACAP and NIST Phases, Differences, and Similarities     16
NIACAP and NIST Compared     17
DITSCAP     18
DCID 6/3     19
The Common Denominator of All C&A Methodologies     20
C&A for Private Enterprises     21
Summary     23
Notes     23
Understanding the Certification and Accreditation Process     25
Introduction     26
Recognizing the Need for C&A     26
Roles and Responsibilities     27
Chief Information Officer     27
Authorizing Official     29
Senior Agency InformationSecurity Officer     30
Senior Agency Privacy Official     31
Certification Agent/Evaluation Team     31
Business Owner     33
System Owner     33
Information Owner     33
Information System Security Officer     34
C&A Preparers     35
Agency Inspectors     35
GAO Inspectors     36
Levels of Audit     36
Stepping through the Process     37
The Initiation Phase     37
The Certification Phase     40
The Accreditation Phase     41
The Continuous Monitoring Phase     42
Summary     44
Establishing a C&A Program     45
Introduction     46
C&A Handbook Development     46
What to Include in Your Handbook     47
Who Should Write the Handbook?     48
Template Development     48
Provide Package Delivery Instructions     50
Create an Evaluation Process     51
Authority and Endorsement     51
Improve Your C&A Program Each Year     52
Problems of Not Having a C&A Program     52
Missing Information     52
Lack of Organization     53
Inconsistencies in the Evaluation Process     53
Unknown Security Architecture and Configuration     53
Unknown Risks     54
Laws and Report Cards     54
Summary     55
Developing a Certification Package     57
Introduction     58
Initiating Your C&A Project     58
Put Together a Contact List     58
Hold a Kick-Off Meeting     59
Obtain Any Existing Agency Guidelines     60
Analyze Your Research     61
Preparing the Documents     61
It's Okay to Be Redundant     62
Different Agencies Have Different Requirements     62
Including Multiple Applications and Systems in One Package     63
Verify Your Information     64
Retain Your Ethics     64
Summary     66
Preparing the Hardware and Software Inventory     67
Introduction     68
Determining the Accreditation Boundaries     68
Collecting the Inventory Information     70
Structure of Inventory Information     71
Delivery of Inventory Document     72
Summary     74
Determining the Certification Level     75
Introduction     76
What Are the C&A Levels?     76=970 03$lLevel 1     76=970 03$lLevel 2     77=970 03$lLevel 3     77=970 03$lLevel 4     78
Importance of Determining the C&A Level     79
Don't Make This Mistake     79
Criteria to Use for Determining the Levels     81
Confidentiality, Integrity, and Availability     81
Confidentiality     82
Determining the Confidentiality Level     83
Integrity     84
Determining the Integrity Level     84
Availability     85
Determining the Availability Level     86
How to Categorize Multiple Data Sets     86
Impact Levels and System Criticality     87
System Attribute Characteristics     89
Interconnection State (Interfacing Mode)     89
Access State (Processing Mode)     90
Accountability State (Attribution Mode)     91
Mission Criticality     92
Determining Level of Certification     93
Template for Levels of Determination     94
Rationale for the Security Level Recommendation     97
Process and Rationale for the C&A Level Recommendation     99
The Explanatory Memo     102
Template for Explanatory Memo     103
Summary     105
Performing and Preparing the Self-Assessment     107
Introduction     108
Objectives     108
Designing the Survey     109
Levels of Compliance     109
Management Controls     111
Operational Controls     112
Technical Controls     113
Correlation with Security Policies and Laws     113
Answering the Questions     114
Questions for Self-Assessment Survey     116
Summary     137
Notes     138
Addressing Security Awareness and Training Requirements     139
Introduction     140
Purpose of Security Awareness and Training     140
Security Training     141
Security Awareness     142
The Awareness and Training Message     142
Online Training Makes It Easy     144
Document Your Plan     144
Security Awareness and Training Checklist     145
Security Awareness Material Evaluation     145
Security Awareness Class Evaluation      147
Summary     148
Notes     148
Addressing End-User Rules of Behavior     149
Introduction     150
Implementing Rules of Behavior     150
What Rules to Include     151
Rules for Applications, Servers, and Databases     151
Additional Rules for Handhelds     152
Additional Rules for Laptops and Desktop Systems     153
Additional Rules for Privileged Users     154
Consequences of Noncompliance     155
Rules of Behavior Checklist     155
Summary     156
Addressing Incident Response     157
Introduction     158
Purpose and Applicability     158
Policies and Guidelines     159
Reporting Framework     160
Roles and Responsibilities     162
Agency CSIRC     162
Information System Owner and ISSO     163
Incident Response Manager     164
Definitions     165
Incident     165
Impact, Notification, and Escalation     166
Incident Handling     168
Detecting an Incident     169
Containment and Eradication     171
Recovery and Closure      172
Forensic Investigations     173
Incident Types     176
Incident Response Plan Checklist     180
Security Incident Reporting Form     181
Summary     183
Additional Resources     183
Incident Response Organizations     183
Additional Resources     184
Articles and Papers on Incident Response     185
Notes     186
Performing the Security Tests and Evaluation     187
Introduction     188
Types of Security Tests     188
Confidentiality Tests     189
Integrity Tests     191
Availability Tests     192
Types of Security Controls     193
Management Controls     193
Operational Controls     194
Technical Controls     194
Testing Methodology and Tools     194
Algorithm Testing     197
Code and Memory Analyzers     198
Network and Application Scanners     199
Port Scanners     200
Port Listeners     201
Modem Scanners     201
Wireless Network Scanner     202
Wireless Intrusion Detection Systems      202
Wireless Key Recovery     203
Password Auditing Tools     203
Database Vulnerability Testing Tools     204
Test Management Packages     204
Who Should Perform the Tests?     205
Documenting the Tests     205
Analyzing the Tests and Their Results     205
Summary     207
Additional Resources     207
Books Related to Security Testing     207
Articles and Papers Related to Security Testing     208
Notes     209
Conducting a Privacy Impact Assessment     211
Introduction     212
Privacy Laws, Regulations, and Rights     212
OMB Memoranda     213
Laws and Regulations     213
PIA Answers Questions     214
Personally Identifiable Information (PII)     215
Persistent Tracking Technologies     217
Determine Privacy Threats and Safeguards     218
Decommissioning of PII     219
System of Record Notice (SORN)     220
Posting the Privacy Policy     220
PIA Checklist     220
Summary     222
Books on Privacy     222
Notes      222
Performing the Business Risk Assessment     225
Introduction     226
Determine the Mission     227
Create a Mission Map     229
Construct Risk Statements     230
Describe the Sensitivity Model     232
Impact Scale     233
Likelihood Scale     234
Calculating Risk Exposure     234
Lead the Team to Obtain the Metrics     235
Analyze the Risks     235
Make an Informed Decision     237
Accept the Risk     237
Transfer the Risk     238
Mitigate the Risk     238
Summary     241
Books and Articles on Risk Assessment     241
Notes     242
Preparing the Business Impact Assessment     243
Introduction     244
Document Recovery Times     244
Establish Relative Recovery Priorities     245
Telecommunications     246
Infrastructure Systems     247
Secondary Systems     247
Define Escalation Thresholds     248
Record License Keys     249
BIA Organization     250
Summary     252
Additional Resources      252
Developing the Contingency Plan     253
Introduction     254
List Assumptions     255
Concept of Operations     255
System Description     255
Network Diagrams and Maps     256
Data Sources and Destinations     256
Roles and Responsibilities     257
Contingency Planning Coordinator     258
Damage Assessment Coordinator     259
Emergency Relocation Site Adviser and Coordinator     260
Information Systems Operations Coordinator     260
Logistics Coordinator     260
Security Coordinator     261
Telecommunications Coordinator     261
Levels of Disruption     262
Procedures     263
Backup and Restoration Procedures     263
Procedures to Access Off-site Storage     264
Operating System Recovery Procedures     264
Application Recovery Procedures     265
Connectivity Recovery Procedures     265
Key Recovery Procedures     266
Power Recovery Procedures     266
Recovering and Assisting Personnel     267
Notification and Activation     267
Line of Succession      269
Service Level Agreements     269
Contact Lists     270
Testing the Contingency Plan     270
Appendices     271
Contingency Plan Checklist     271
Additional Resources     272
Performing a System Risk Assessment     275
Introduction     276
Risk Assessment Creates Focus     276
Determine Vulnerabilities     278
Threats     280
Threats Initiated by People     280
Threats Initiated by Computers or Devices     280
Threats from Natural Disasters     281
Qualitative Risk Assessment     282
Quantitative Risk Assessment     283
Qualitative versus Quantitative Risk Assessment     287
Present the Risks     288
Make Decisions     291
Checklist     291
Summary     293
Additional Resources     293
Notes     294
Developing a Configuration Management Plan     295
Introduction     296
Establish Definitions     296
Describe Assets Controlled by the Plan     297
Describe the Configuration Management System      298
Define Roles and Responsibilities     299
Establish Baselines     301
Change Control Process     302
Change Request Procedures     303
Emergency Change Request Procedures     303
Change Request Parameters     304
Configuration Control Board     304
Configuration Management Audit     306
Configuration and Change Management Tools     307
Configuration Management Plan Checklist     308
Summary     309
Additional Resources     309
Preparing the System Security Plan     311
Introduction     312
Laws, Regulations, and Policies     312
The System Description     313
System Boundaries     315
System Mission     316
Data Flows     318
Security Requirements and Controls     318
Management Controls     325
Risk Mitigation     325
Reporting and Review by Management     326
System Lifecycle Requirements     328
Security Planning     329
Documentation for Managers     329
Operational Controls     330
Personnel Security     330
Physical and Environmental Controls and Safeguards     331
Administration and Implementation     332
Preventative Maintenance     333
Contingency and Disaster Recovery Planning     334
Training and Security Awareness     334
Incident Response Procedures     335
Preservation of Data Integrity     335
Network and System Security Operations     336
Technical Controls     338
Authentication and Identity Verification     338
Logical Access Controls     341
Secure Configurations     341
Interconnectivity Security     344
Audit Mechanisms     346
ISSO Appointment Letter     349
System Security Plan Checklist     351
Summary     353
Additional Resources     353
Notes     354
Submitting the C&A Package     355
Introduction     356
Structure of Documents     356
Who Puts the Package Together?     357
Markings and Format     357
Signature Pages     358
A Word About "Not Applicable" Information     359
Submission and Revision     360
Defending the Certification Package      360
Checklist     362
Summary     363
Additional Resources     363
Evaluating the
Certification Package for Accreditation     365
Introduction     366
The Security Assessment Report     366
Checklists for Compliance     366
Compliance Checklist for Management Controls     368
Compliance Checklist for Operational Controls     380
Compliance Checklist for Technical Controls     392
Recommendation to Accredit or Not     404
Accreditation and Authority to Operate     405
Interim Authority to Operate     405
Evaluations by an OIG     407
Evaluations by the GAO     408
Checklist     409
Summary     410
Addressing C&A Findings     411
Introduction     412
POA&Ms     412
Development and Approval     412
POA&M Elements     413
A Word to the Wise     416
Checklist     416
Summary     417
Improving Your Federal Computer Security Report Card Scores     419
Introduction     420
Elements of the Report Card      420
Actions for Improvement     421
Trends     422
Summary     423
Resources     425
Acronyms     428
FISMA     431
OMB Circular A-130: Appendix III     453
FIPS 199     473
Index     485