Network
What is the difference between Bandwidth and Latency?
Bandwidth is the rate of download and upload while Latency is the amount of time something takes to reach its destination
How is IPv4 different from IPv6?
IPv6 has many more IP address combinations as it uses a 128-bit address rather than a 32-bit address used in IPv4
What is the difference between symmetric keys and assymmetric keys?
Symmetric keys use a single key to encrypt and decrypt while asymmetric keys use a private key and a public key.
What is 2FA?
Two Factor Autentication is a password method that asks for an additional authentication in addition to the password.
What is a client and server?
A client is a computer or software application that requests services from a server located on the internet. A server is a host that provides some kind of service such as Google or Microsoft.
Who provides your IP Address?
IP addresses are provided by your Service provider.
How do you decrypt most of the Ciphers?
Frequency analysis
What are biometrics?
Biometrics are things such as face recognition, and fingerprint. These things use your physical features for authentication.
Why is having a decentralized network better than a centralized network?
Because if the main router gets destroyed in a centralized network, then data can no longer be transferred but with a decentralized network, even when a router goes down, data can take a different path to be transferred.
How many levels of DNS is there?
4 levels
What are the 3 types of ciphers learned in CSP?
Caeser Cipher, Random Substitution, Vigenére Cipher.
What is malware?
Malware is an installed software intended to damage a computing system or take partial control over its operation.
What does the World Wide Web get run on?
HTTP
This thing sends a message to request the IP address
DNS
What is a One-Time-Pad?
One time pad is an unbreakable cipher, this is achieved by using a random polyalphabetic key that is as long as the message itself.
What is phishing?
Phishing is a technique hackers use to trick a user into providing personal information usually through email.
The gap between those who have access to the Internet and computers and those who do not.
Digital Divide
What thing directs data packets to the right location?
Routers
This is a substitution system multiple alphabets are used to encrypt a single message.
polyalphabetic substitution
What do firewalls do?
Firewalls are barriers that protect a network from unauthorized access