SG 3 - Study Notecards Flashcards
What is ping sweep ?
Using ICMP echo requests to identify all responding hosts on a network
What is shellcode?
A fragment of executable code used to get an attacker access to a system
What is brute force?
Applying a strategy of attempting every possible input in order to identify the correct one
Example: passwords
What is RPC ?
Remote Procedure Call
A means for interprocess communication across a network
What is a virtual machine?
An operating system that runs on a hypervisor (not on physical hardware) that virtualizes CPU, memory, network and disk
What is port scanning?
Identifying open ports on target hosts
What is Metasploit?
A program used to scan or exploit systems
What is RMI ?
Inter-process communications using Java, which can be done across a network
What is Nessus?
A vulnerability scanner
What is Footprinting?
Identifying the size and scope of the target network
What is nmap?
A utility used to scan for open ports
What is evasion?
A technique of performing an action like port scanning in a way to avoid detection
What is opcode?
A numeric value that represents a CPU function or operation. It is processor dependent
What is a 3-Way Handshake?
3 messages used to establish a TCP connection:
SYN
SYN / ACK
ACK
What is tunneling?
Encapsulating data inside of another protocol to get it from one endpoint to another
