Cybersecurity Essentials
Twenty random questions from a hard bank of thirty on attacks, encryption and staying safe online.
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Phishing is:
- Fishing for data in a database
- Tricking people into revealing information through fake messages or websites
- A firewall setting
- A type of encryption
The CIA triad in information security stands for:
- Confidentiality, integrity and availability
- Code, input and audit
- Control, inspection and access
- Cyber, internet and apps
Symmetric encryption uses:
- A public key and a private key
- The same key to encrypt and decrypt
- No key
- A hash function only
Asymmetric (public-key) encryption uses:
- A public key and a matching private key
- One shared secret key
- Passwords only
- No keys
Which of these is a symmetric encryption algorithm?
- AES
- Diffie-Hellman
- RSA
- SHA-256
Which of these is an asymmetric algorithm?
- AES
- DES
- RSA
- MD5
A cryptographic hash function is:
- A type of firewall
- Used to compress video
- Easily reversed to get the input
- One-way, producing a fixed-length output from any input
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