Recap Cybersecurity Fundamentals

Symmetric key cryptography involves use of different keys for encryption and decryption.

• True

• False

A spyware is used to demand ransom from victim.

• True

• False

TCP model was developed before OSI model.

• True

• False

DHCP protocol is used to provide a secure layer by encrypting data.

• True

• False

Impersonation is a technique of social engineering

• True

• False

.com is a top level domain

• True

• False

Internet uses circuit switching rather than packet switching.

• True

• False

Spear phishing is the attack where specific email is crafted for victim.

• True

• False

A worm can not travel through network and spread automatically.

• True

• False

Size of IPV4 address is 128 bits

• True

• False