Index_O


O

OAKLEY protocol, 226
OAS (Outlook Mobile Access), 394 “99
object model, Outlook Security Update settings, 299, 307
Oblt-log.log file, 118
Office. See Microsoft Office
OMA (Outlook Mobile Access), 394 “99
on-access scans , 202
OnArrival sinks, 183, 185
on-demand scans, 202
online resources. See information resources
OnMessageSubmission event, 190 “91
OnPostCategorize event, 190 “91
opaque -signed messages, 300
open relays, 149, 166 “67
operating system
laws of security, 470 “76
service pack upgrades, 107 “8
Windows/Exchange architecture, 43 “44
OPSEC (operational security)
additional reading, 86
assessing threats to, 76 “77
auditing, 439
five principles of, 84
keeping secrets and, 85
overview of, 75 “76
Options dialog box, Outlook, 316 “18
OUs (organizational units), 126, 136 “38
Outlook. See Microsoft Outlook
Outlook Mobile Access (OMA), 394 “99
OutlookSecurity.oft file, 303
Outlook Security Settings tab, 305 “6
Outlook Web Access. See OWA (Outlook Web Access)
outsourcing PKI, 256 “57
OWA (Outlook Web Access), 335 “82
additional reading, 381 “82
auditing, 442
client security, 358 “64
front-end and back-end servers, 335 “37
minimizing running services, 379 “81
mobile Exchange access with, 393 “94
publishing with ISA server, 373 “78
shutting down Information Store, 378 “79
single server and, 337 “38
SSL and, 354 “58
OWA (Outlook Web Access), access control, 346 “54
form-based authentication, 349 “50
permissible authentication methods , 347 “49
segmentation, 351 “54
to servers, 346 “48
for specific users, 350 “51
virtual servers vs. virtual directories, 346
OWA (Outlook Web Access), authentication, 338 “46
choosing method, 339 “41
constrained delegation and Kerberos, 343 “44
form-based, 341 “43, 349 “50
logon process, 338 “39
pass-through vs. dual, 341
setting permissible methods, 347 “49
with SSL client certificates, 344 “46
OWA (Outlook Web Access), firewalls, 364 “73
front-end/back-end communications, 369 “73
opening correct ports, 366 “69
overview of, 364 “65



Secure Messaging with Microsoft Exchange Server 2003
Secure Messaging with MicrosoftВ® Exchange Server 2003 (Pro-Other)
ISBN: 0735619905
EAN: 2147483647
Year: 2004
Pages: 189

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