INSY 3330 Exam 2 ACTUAL UPDATED QUESTIONS AND CORRECT ANSWERS
Worm malware that is designed to spread from computer to computer
Trojan horse appears to be benign, but then does something other than expected; a way for
viruses or malicious code to be introduced to a computer system
Phishing attack online attempt by a third party to obtain confidential information for financial gain
Spoofing involves attempting to hide a true identity by using someone else's email or IP
address
TLS (Transport Layer Security) provides data encryption, server authentication, optional client authentication,
and message integrity
Digital cash an alternative payment system in which unique, authenticated tokens represent
cash value
Cyber crime criminal activity that takes place over the Internet
Botnet a collection of captured bot computers; respond to commands sent by an
external attacker
Spyware a program used to obtain information such as a user's keystrokes, email, IM's, and
so on
Symmetric key encryption both the sender and receiver use the same key to encrypt and decrypt the
message
Public key encryption two mathematically related digital keys are used (public + private keys); the
private key is kept secret by the owner, and the public key is widely disseminated
- the same key cannot be used to decrypt and unencrypt a given message
Firewall refers to either hardware or software that filters communication packets and
prevents some packets from entering the network based on a security policy
Proxy server software server that handles all communications originating from or being sent to
the Internet; acts as a spokesperson or bodyguard for an organization
Intrusion detection examines network traffic, watching to see if it matches certain patterns or
preconfigured rules indicative of an attack
Worm malware that is designed to spread from computer to computer
Trojan horse appears to be benign, but then does something other than expected; a way for
viruses or malicious code to be introduced to a computer system
Phishing attack online attempt by a third party to obtain confidential information for financial gain
Spoofing involves attempting to hide a true identity by using someone else's email or IP
address
TLS (Transport Layer Security) provides data encryption, server authentication, optional client authentication,
and message integrity
Digital cash an alternative payment system in which unique, authenticated tokens represent
cash value
Cyber crime criminal activity that takes place over the Internet
Botnet a collection of captured bot computers; respond to commands sent by an
external attacker
Spyware a program used to obtain information such as a user's keystrokes, email, IM's, and
so on
Symmetric key encryption both the sender and receiver use the same key to encrypt and decrypt the
message
Public key encryption two mathematically related digital keys are used (public + private keys); the
private key is kept secret by the owner, and the public key is widely disseminated
- the same key cannot be used to decrypt and unencrypt a given message
Firewall refers to either hardware or software that filters communication packets and
prevents some packets from entering the network based on a security policy
Proxy server software server that handles all communications originating from or being sent to
the Internet; acts as a spokesperson or bodyguard for an organization
Intrusion detection examines network traffic, watching to see if it matches certain patterns or
preconfigured rules indicative of an attack
