Encrypted Volume and File System v1.1 Administrator's Guide

Table of Contents
About This Document.......................................................................................................15
Intended Audience................................................................................................................................15
Document Organization.......................................................................................................................15
Typographic Conventions.....................................................................................................................15
Related Information..............................................................................................................................16
HP Encourages Your Comments..........................................................................................................16
1 EVFS Introduction.........................................................................................................17
Features and Benefits............................................................................................................................17
EVFS Architecture.................................................................................................................................19
EVFS Data Flow...............................................................................................................................20
Encryption Metadata (EMD)...........................................................................................................20
EVFS Encryption Keys.....................................................................................................................20
Volume Encryption Keys...........................................................................................................21
User Keys....................................................................................................................................21
Passphrases...........................................................................................................................21
Using HP-UX Trusted Computing Services with EVFS.............................................................21
How EVFS Uses Keys.................................................................................................................22
Creating an EVFS Volume....................................................................................................22
Enabling an EVFS Volume....................................................................................................22
Key Names and Key IDs..................................................................................................................23
User Key and Passphrase Storage...................................................................................................23
File Names..................................................................................................................................23
Alternate Storage Databases and Distributed Key Storage.......................................................23
User Key Privileges.........................................................................................................................24
User Privileges and Permissions................................................................................................24
EVFS Volume Owner Keys.........................................................................................................24
Recovery Keys............................................................................................................................24
Authorized User Keys................................................................................................................24
Summary of Key Type and Privileged User Capabilities................................................................24
EVFS Commands.............................................................................................................................25
Supported Software..............................................................................................................................26
Product Limitations and Precautions...................................................................................................27
Known Problems...................................................................................................................................29
Possible Device File Collision..........................................................................................................29
Symptoms...................................................................................................................................29
Workaround...............................................................................................................................29
Feedback and Enhancement Requests..................................................................................................30
2 Installation.....................................................................................................................31
Prerequisites..........................................................................................................................................32
Hardware Requirements.................................................................................................................32
Disk Space Requirements...........................................................................................................32
Operating System Requirements.....................................................................................................32
Patch Requirements and Recommendations...................................................................................32
Required Patches........................................................................................................................32
Recommended Patches...............................................................................................................32
System Reboot.................................................................................................................................32
Installing EVFS......................................................................................................................................33
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