IntroCyber-quiz

Which is the largest number?

• 100

• 30000

• 23000

• 9999

Which is a Cybersecurity principle?

• Due diligence

• Encryption cipher

• Confidentiality

• Incident response

Which is regarded as one of the main specializations in Cybersecurity?

• Encryption cipher

• Authentication

• Confidentiality

• Incident response

Who is the first Cyber Criminal?

• Kevin Mitnik

• Stephen Hawking

• Alan Touring

• Ali Aldakheel

Which of these primitives provide Integrity?

• Encryption cipher

• Hash function

• Audit logs

• Key agreement

Which is true of symmetric encryption?

• Needs 2 keys

• Leaks plaintext

• Very slow

• Uses 1 key

Which property is ensured by using Digital Signing (signature) ?

• Deniability

• Availability

• Confidentiality

• Integrity

XOR Cipher: Plain1 = 0x321, Cipher1 = 0x123, Cipher2 = 0x202

• Plain2 = 0x000

• Plain2 = 0x303

• Key = 0x000

• Cannot be broken