Wireless Networking Security

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What is a major concern with using WEP as a wireless encryption standard?

It can be cracked in seconds. (correct)
It is not compatible with Wi-Fi networks.
It is too secure and difficult to set up.
It is only compatible with older devices.

What is the primary purpose of HTTPS in secure data transfer?

To improve network speed and performance.
To block ads and pop-ups on websites.
To monitor and track user activity online.
To encrypt data sent to and received from a website. (correct)

What is the key distinction between strong and weak encryption?

The complexity of the encryption algorithm.
The level of encryption used (128-bit or 256-bit).
The type of encryption used (symmetric or asymmetric).
The usefulness of the encrypted data versus the time taken to break the code. (correct)

When is it recommended to use WPA or WPA2 encryption?

When securing your home router and Wi-Fi network. (A) Signup and view all the answers

What is a secure practice for protecting your home router?

Using WPA or WPA2 encryption. (A) Signup and view all the answers

What is a common use case for wireless networks and network security in everyday life?

Using a wireless router to connect devices at home. (B) Signup and view all the answers

What is the primary function of a wireless access point?

To allow wireless devices to connect to a wired network (D) Signup and view all the answers

What frequency does the 802.11b/g/n standard use?

2.4GHz (C) Signup and view all the answers

What is the primary advantage of using the 5GHz frequency?

Less crowded space with 23 non-overlapping channels (D) Signup and view all the answers

What is the purpose of encryption in wireless networks?

To prevent intercepted data from being read (A) Signup and view all the answers

What is the term for the original message to be encrypted?

Plaintext (D) Signup and view all the answers

What is the difference between symmetric and asymmetric encryption?

Symmetric encryption uses one key, while asymmetric encryption uses two keys (B) Signup and view all the answers

What is the Caesar shift cipher?

The earliest known substitution cipher (A) Signup and view all the answers

What is the primary advantage of using public key encryption?

You never have to send or reveal your decryption key (A) Signup and view all the answers

What is the primary vulnerability of wireless networks?

Eavesdropping (B) Signup and view all the answers

What is the primary method of securing data transmission over wireless networks?

Using encryption (D) Signup and view all the answers

What is the purpose of a passkey in Bluetooth pairing?

To provide an additional layer of security (C) Signup and view all the answers

What is a common issue with wireless transmission?

Interference from other electronic devices (A) Signup and view all the answers

What type of devices typically have built-in wireless NICs?

Only devices capable of connecting to a wireless network (A) Signup and view all the answers

What happens when a paired device is within range of its paired partner?

It says it is connected and can transfer data (B) Signup and view all the answers

What is a potential drawback of wireless transmission?

Susceptibility to interference (C) Signup and view all the answers

What is the primary function of a wireless NIC?

To connect to a wireless network (C) Signup and view all the answers