SECURING FIBRE CHANNEL FABRICS - Brocade

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© 2012 Brocade Communications Systems, Inc. All Rights Reserved. 05/12Brocade, Brocade Assurance, the B-wing symbol, DCX, Fabric OS, MLX, SANHealth, VCS, and VDX are registered trademarks, and AnyIO, Brocade One,CloudPlex, Effortless Networking, ICX, NET Health, OpenScript, and TheEffortless Network are trademarks of Brocade Communications Systems, Inc.,in the United States and/or in other countries. Other brands, products, orservice names mentioned may be trademarks of their respective owners.Notice: This document is for informational purposes only and does not setforth any warranty, expressed or implied, concerning any equipment,equipment feature, or service offered or to be offered by Brocade. Brocadereserves the right to make changes to this document at any time, withoutnotice, and assumes no responsibility for its use. This informational documentdescribes features that may not be currently available. Contact a Brocadesales office for information on feature and product availability. Export oftechnical data contained in this document may require an export license fromthe United States government.Brocade Bookshelf Series designed by Josh JuddSecuring Fibre Channel SANsWritten by Roger BouchardEdited by Victoria ThomasDesign and Production by Victoria ThomasIllustrated by Jim Heuser, David Lehmann, and Victoria ThomasContributors: Josh Judd (SAN basics), Marcus Thordal (Brocade EncryptionSwitch), Scott Kipp (key management), Jim Davis (zoning), and Thomas Scheldand Martin Sjoelin (lab experiments for myths)Reviewers: Greg Farris, Tom Clark, Josh Judd, Marcus Thordal, Scott Kipp,Jim Davis, and Mark DietrickPrinting HistoryFirst Edition, April 2009First Edition, Rev. A, September 2009Second Edition, May 2012ivSecuring Fibre Channel Fabrics
Important NoticeUse of this book constitutes consent to the following conditions. This book issupplied “AS IS” for informational purposes only, without warranty of any kind,expressed or implied, concerning any equipment, equipment feature, orservice offered or to be offered by Brocade. Brocade reserves the right tomake changes to this book at any time, without notice, and assumes noresponsibility for its use. This informational document describes features thatmay not be currently available. Contact a Brocade sales office for informationon feature and product availability. Export of technical data contained in thisbook may require an export license from the United States government.Brocade Corporate HeadquartersSan Jose, CA USAT: (408) 333 8000info@brocade.comBrocade European HeadquartersGeneva, SwitzerlandT: +41 22 799 56 40emea-info@brocade.comBrocade Asia Pacific HeadquartersSingaporeT: +65 6538 4700apac-info@brocade.comDISCLAIMERThe author is not an attorney and this book in no way representsany legal advice or legal opinion. For legal advice or opinion ondata protection measures, consult an attorney.AcknowledgementsVery special thanks go to Martin Skagen, my friend and Brocade mentor, for hisgenerosity in sharing his extensive technical knowledge with me and hissupport of my advancement in SAN security. Special thanks to Victoria Thomas,the copyeditor for the first edition, and Patty Barkley, whose support andcreativity made the second edition of this book possible. Special thanks to GregFarris who was the primary proofreader for the second edition and committedmany hours to ensure the quality of this edition.This book would not have been possible without the help of several othercontributors and reviewers that shared their knowledge and expertise. For this,I would like to thank the following contributors for the first edition of this book:Tom Clark, Josh Judd, Marcus Thordal, Scott Kipp, Jitendra Singh, Jim Davis,Thomas Scheld, Martin Sjoelin, and Mark Dietrick. Finally, thanks to Ron Totahwho provided me with the opportunity to dedicate the time and created theenvironment essential to complete this project.Securing Fibre Channel Fabricsv
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Page 8 and 9: viSecuring Fibre Channel Fabrics
Page 10 and 11: viiiSecuring Fibre Channel Fabrics
Page 12 and 13: ContentsChapter 4: Security Basics
Page 14 and 15: ContentsIsolation and Separation ..
Page 16 and 17: ContentsxivSecuring Fibre Channel F
Page 18 and 19: Chapter 1: Introduction• The Euro
Page 20 and 21: Chapter 1: IntroductionThe SAN Secu
Page 22 and 23: Chapter 1: IntroductionInternet sta
Page 24 and 25: Chapter 1: Introductionoften, the s
Page 26 and 27: Chapter 2: SAN Security MythsSAN Se
Page 29 and 30: SAN Security Myth Number 5SAN Test
Page 31 and 32: SAN Security Myth Number 6To demons
Page 33 and 34: SAN Security Myth Number 7SAN Secur
Page 35 and 36: SAN Basics for SecurityProfessional
Page 37 and 38: Evolution of the FC ProtocolTable 1
Page 39 and 40: Fibre Channel BasicsTable 2. FC pro
Page 41 and 42: Fibre Channel BasicsFC FabricsFC fa
Page 43 and 44: Fibre Channel BasicsType Category N
Page 45 and 46: FC Fabric Features and ServicesAn F
Page 47 and 48: FC Fabric Features and Servicesing
Page 49 and 50: FC Fabric Features and ServicesWhen
Page 51 and 52: FC Fabric Features and ServicesAnd
Page 53 and 54: FC Fabric Features and ServicesSwit
Page 55 and 56: FC Fabric Features and ServicesAs c
Page 57 and 58:
FC Fabric Features and ServicesSwit
Page 59 and 60:
FC Fabric Features and Servicesothe
Page 61 and 62:
Security Basics forStorage Professi
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Security Modelshave enacted such le
Page 65 and 66:
Security Modelssures must be taken
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Types of ThreatsTypes of ThreatsA t
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Types of ThreatsOne significant thr
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Types of Threatsside attacks such t
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Types of Threatsences from previous
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AttacksAttacksAttackers have many o
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Attackstion between the two parties
Page 79 and 80:
Identification and AuthenticationBi
Page 81 and 82:
Physical SecurityOne challenge with
Page 83 and 84:
Physical SecurityPhysical access co
Page 85 and 86:
Information Disposal and Sanitizati
Page 87 and 88:
Chapter SummaryAlgorithm Passes Des
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Elementary Cryptography5This chapte
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Common Cryptography TermsHere are s
Page 93 and 94:
Symmetric vs. Asymmetric Cryptograp
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Cryptographic Algorithms• Range o
Page 97 and 98:
Cryptographic AlgorithmsHashing alg
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Modes of Operationencryption proces
Page 101 and 102:
Modes of OperationRSAAt around the
Page 103 and 104:
Key ManagementSSL can be used with
Page 105 and 106:
Key ManagementBrocade Encryption De
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FC Security Best Practices6In previ
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The Brocade SAN Security ModelThe m
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The Brocade SAN Security ModelStora
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The Brocade SAN Security ModelChann
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The Brocade SAN Security Modelrestr
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The Brocade SAN Security Modeltem a
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The Brocade SAN Security ModelPassw
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The Brocade SAN Security ModelData
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The Brocade SAN Security ModelWith
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Encrypting Data-in-FlightEncrypting
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Encrypting Data-at-RestEncrypting D
Page 129 and 130:
Encrypting Data-at-Restand disk dev
Page 131 and 132:
Encrypting Data-at-RestPhysical Sec
Page 133 and 134:
Encrypting Data-at-RestTraining and
Page 135 and 136:
Chapter SummaryChapter SummaryAltho
Page 137 and 138:
Deploying SAN-AttachedDevices in a
Page 139 and 140:
Securing the Servers in the DMZpoli
Page 141 and 142:
Securing the Storage DevicesFor exa
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Securing the Storage DevicesInterne
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Auditing and Assessing the SANAudit
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Securing FOS-Based Fabrics8When it
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Securing Management InterfacesThe f
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Securing Management InterfacesThe t
Page 153 and 154:
Securing Management InterfacesFilte
Page 155 and 156:
Securing Management InterfacesThe f
Page 157 and 158:
Securing Management Interfacesadmin
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FC-Specific SecurityFC-Specific Sec
Page 161 and 162:
FC-Specific SecurityBrocade-support
Page 163 and 164:
FC-Specific SecurityTo prevent this
Page 165 and 166:
Fabric-Based Encryptionthe Brocade
Page 167 and 168:
Fabric-Based Encryption3. (LDAP onl
Page 169 and 170:
Chapter SummaryInsistent Domain IDI
Page 171 and 172:
Compliance and Storage9Certainly, m
Page 173 and 174:
Payment Card Industry Data Security
Page 175 and 176:
Breach Disclosure LawsThe precedent
Page 177 and 178:
Gramm-Leach-Bliley Act (GLBA)vides
Page 179 and 180:
Federal Information Processing Stan
Page 181 and 182:
Common Criteria (CC)allow different
Page 183 and 184:
Defense Information Systems Agency
Page 185 and 186:
Other SAN Security Topics10SAN secu
Page 187 and 188:
The Future of Key ManagementThe Fut
Page 189 and 190:
Brocade Data EncryptionProducts11Br
Page 191 and 192:
Brocade Encryption for Data-At-Rest
Page 193 and 194:
Brocade Encryption for Data-At-Rest
Page 195 and 196:
Brocade Encryption Features• Data
Page 197 and 198:
Brocade Encryption FeaturesThe next
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Brocade Encryption FeaturesDEK clus
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Brocade Encryption Featuresthe DEK
Page 203 and 204:
Brocade Encryption FeaturesThe foll
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Brocade Encryption InternalsFigure
Page 207 and 208:
Design and Implementation Best Prac
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Design and Implementation Best Prac
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Brocade Encryption for Data-In-Flig
Page 213 and 214:
Chapter SummarySite ACiphertextSite
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Fabric OS SecurityFeatures MatrixAL
Page 217 and 218:
Security FeatureFOS2.xFOS3.xFOS4.x+
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Security FeatureFOS2.xFOS3.xFOS4.x+
Page 221 and 222:
Standards Bodies andOther Organizat
Page 223 and 224:
IETFSpecifically, the SNIA Security
Page 225 and 226:
IndexNumerics3DES 4Aaccess control
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Indexhuman threat 9Iidentification
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