Security+ Study Guide

L

L2F (Layer 2 Forwarding), 126, 515

L2TP (Layer 2 Tunneling Protocol), 126, 515–516

LAN framing, 110

LANs (Local Area Networks)

connecting via router to WANs, 110

connecting via VPN, 117

defined, 516

latency, 338, 515

laws, international privacy and security, 485–486

Layer 2 Forwarding (L2F), 126, 515

Layer 2 Tunneling Protocol (L2TP), 126, 515–516

LCP (Link Control Protocol), 124, 516

LDAP (Lightweight Directory Access Protocols), 243, 516

leaf CA, 339

Level 0 backup, 516

Lightweight Directory Access Protocols (LDAP), 243, 516

limited distribution of public information, 287–288, 516

Link Control Protocol (LCP), 124, 516

Linux

file systems for, 229

as open source program, 227

OS/NOS hardening, 226–227

local registration authority (LRA), 333–334, 334, 335, 516

locking down a desktop, 121

logging

as passive response to intrusion, 180

system logs, 463–464, 516

logic bombs, 84–85, 84, 516

logon

spoofing attacks during, 56–57, 56

username/password authentication at, 13, 13

LRAs (local registration authorities), 333–334, 334, 335, 516