Index
[SYMBOL]
[A]
[B]
[C]
[D]
[E]
[F]
[G]
[H]
[I]
[J]
[K]
[L]
[M]
[N]
[O]
[P]
[Q]
[R]
[S]
[T]
[U]
[V]
[W]
[X]
[Z]
AAA (authentication, authorization, and accounting)
AAA model
accounting 2nd
authentication 2nd
authorization
configuration of CiscoSecure ACS 2nd
secuirty servers
RADIUS 2nd
securing network with AAA server
security servers 2nd
Kerberos 2nd
TACACS+ versus RADIUS
aaa new-model command
AAA services
acceptable use policy
security policy coverage of
access control
based on a PC's IP addresses
DAC model, attributes of
restricing access to a website
routers
administrative access
Access Control Entries (ACE)
access lists
dynamic
PIX Firewall
SNMP managers using community string
access lists, router 2nd
applied to an interface, configuring direction of the data flow
assigning to router interface
enhanced 2nd
dynamic access lists
time-based access lists
extended
reflexive access lists
extended access lists
extended numbered access list 2nd
identification numbers and types
named
commands
numbered access list commands
permissions, example of
permitting IPSec traffic on VPNs
standard numbered IP access lists, additional keywords
access points (APs) 2nd
beacon messages, SSID in
placement and configuration of 2nd
SAFE design recommendations
wireless clients communicating without
zone coverage area and
access-enable command
access-enable command
issued for user in a dynamic access list
access-list filters on routers, vulnerability of
accounting 2nd 3rd 4th
important function records
TACACS+
accounts
renaming critical accounts
ACK (Acknowledgment field), TCP headers
Acknowledgment number, TCP
ACS (Access Control Server)
configuration of 2nd
download site, trial copies
RADIUS authentication setup
active responses to attacks, network IDS
active scanning for wireless stations or access points
adaptive protocols, checking
Adaptive Security Algorithm (ASA)
Address Resolution Protocol (ARP)
spoofing
address space of program code, making nonexecutable
addresses
protocol, obtained by router for neighboring devices and platforms
administative personnel
access to routers
administration
VPN manager functions
Advanced Services for Network Security (ASNS)
AES (Advanced Encryption Standard)
AES algorithm
agents, SNMP
defining relationship with manager
AH (authentication header) protocol
establishing use of in IPSec policy
identified in IPSec transform sets
identifying for IKE Phase 2
transport mode
tunnel mode
Airsnort program
Aladdin eToken
alarms and events (RMON), monitoring traffic with
alarms, IDS
analyzing for IDS tuning
monitoring and tuning
network IDS
notification and reporting features
routers configured for network IDS
alerts and audit trails, generated by CBAC
algorithms
asymmetric key algorithms 2nd
Diffie-Hellman
PGP
RSA
definition of
hashing
SSL and TLS
symmetric key algorithms 2nd
AES
DES
Triple DES (3DES)
allow all model (security plan)
allowed and disallowed behavior, defining
analysis tools (network traffic analysis)
Annualized Rate of Occurrence (ARO)
anomaly-based IDSs
anonymous access
antireplay protection
antivirus software 2nd
application layer
data-driven attacks
application layer, OSI model
Kerberos authentication service
SNMP on
application-layer protocols, CBAC inspection of 2nd
example of
APs
[See access points]
ARO (Annualized Rate of Occurrence)
ARP (Address Resolution Protocol)
spoofing
ASA (Adaptive Security Algorithm)
PIX Firewall data flow
ASNS (Advanced Services for Network Security)
asymmetric key algorithms 2nd
Diffie-Hellman
PGP
RSA
asymmetric key encryption 2nd
attacks
broadcast, configuring router to prevent
buffer overflow
connection hijacking (TCP)
connection-killing (TCP/IP)
denial-of-service (DoS)
stopping with stateful firewall
denial-of-service attacks, using IP spoofing
deriving WEP key stream with protocol analyzer
email
ICMP packets, using to export confidential information
in cryptoanalysis[attacks:cryptoanalysis]
IP fragment attacks
network IDS responses to
prevented by policy-based IDS
rebuffed by network IDS (example)
SYN-flooding, prevention by CBAC
TCP SYN flood attacks
auditing
audit trails generated by CBAC
case study 2nd
education on
[See SANS Institute]
monitoring traffic with RMON and SNMP
network auditing in design process
SAA (Service Assurance Agent), using
SNMP
[See SNMP[auditing:SNMP]]
authenticated users
potential threats posed by
authentication 2nd 3rd 4th 5th [See also hash algorithms]
802.1X framework and EAP protocol
alternatives to reusable passwords
configuring for website access 2nd
encapsulating security payload
[See ESP protocol]
hardware keys, using
HMAC, used with IPSec
IPSec, identifying method for IKE Phase 1
Kerberos 2nd 3rd
open, for wireless networks
peer authentication methods on VPNs 2nd
PKI users
RADIUS
ACS setup for
attribute pairs (AV pairs)
summary of
shared key authentication, wireless networks
TACACS+ 2nd
TACAS+
token-based systems
user authentication method, selecting for VPN
WEP protocol
wireless station, using WEP
WLANs, stations and clients
authentication header protocol
[See AH protocol]
authentication policy
authentication, authorization, and accounting
[See AAA services] [See AAA]
authority and scope, statement of (security policy)
authorization 2nd 3rd
TACACS+
autocommand
automating signature updates for IDSs
AV pairs, RADIUS authentication
availability of data and resources
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