Cipher Quest: Encryption Essentials

Froggy Jumps

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Basic cryptography topics

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Ghada

Egypt

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Froggy Jumps Cipher Quest: Encryption EssentialsVersion en ligne Basic cryptography topics par Ghada 1 Which is a feature of public-key cryptography? a A single key encrypts and decrypts only for same user b Two identical keys used for both c One key encrypts, another decrypts 2 What is the purpose of a hash function in security? a Store passwords as plain text b Encrypt data with a key c Create a fixed-size digest from data 3 Digital signatures prove what about a message? a The sender’s identity and integrity b The message is unreadable c The recipient’s identity 4 Which practice helps protect passwords during storage? a Using simple reversible encryption b Hashing with a salt c Storing in plain text 5 What does a key exchange protocol mainly solve? a How to decrypt messages b How to share keys securely c How to generate random numbers 6 Which attack tries many passwords quickly? a Brute-force attack b Man-in-the-middle c Phishing attack 7 Which term describes data that has been transformed to hide its meaning? a Ciphertext b Cleartext c Plaintext 8 What’s the main goal of encryption in transit? a Protect data as it travels b Make data larger c Hide metadata only 9 Which of the following is an asymmetric algorithm? a AES b RSA c DES 10 What best describes a nonce in security? a A one-time number to prevent replay b A fixed encryption key c A type of password

Froggy Jumps

Cipher Quest: Encryption EssentialsVersion en ligne

Basic cryptography topics

par Ghada

Which is a feature of public-key cryptography?

A single key encrypts and decrypts only for same user

Two identical keys used for both

One key encrypts, another decrypts

What is the purpose of a hash function in security?

Store passwords as plain text

Encrypt data with a key

Create a fixed-size digest from data

Digital signatures prove what about a message?

The sender’s identity and integrity

The message is unreadable

The recipient’s identity

Which practice helps protect passwords during storage?

Using simple reversible encryption

Hashing with a salt

Storing in plain text

What does a key exchange protocol mainly solve?

How to decrypt messages

How to share keys securely

How to generate random numbers

Which attack tries many passwords quickly?

Brute-force attack

Man-in-the-middle

Phishing attack

Which term describes data that has been transformed to hide its meaning?

Ciphertext

Cleartext

Plaintext

What’s the main goal of encryption in transit?

Protect data as it travels

Make data larger

Hide metadata only

Which of the following is an asymmetric algorithm?

AES

RSA

DES

What best describes a nonce in security?

A one-time number to prevent replay

A fixed encryption key

A type of password

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Cipher Quest: Encryption Essentials

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Cipher Quest: Encryption EssentialsVersion en ligne

par Ghada

Which is a feature of public-key cryptography?

What is the purpose of a hash function in security?

Digital signatures prove what about a message?

Which practice helps protect passwords during storage?

What does a key exchange protocol mainly solve?

Which attack tries many passwords quickly?

Which term describes data that has been transformed to hide its meaning?

What’s the main goal of encryption in transit?

Which of the following is an asymmetric algorithm?

What best describes a nonce in security?

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