CASP+: Cryptographic Security Quiz

What is the consequence of using the wrong public/private key pair to decrypt data?

• "Certificate Hold error"

• "Mismatched keys error"

• "Invalid certificate chain error"

• Key rotation failure

What is the purpose of cryptographic obfuscation in data protection?

• To securely store decrypted data

• To transform protected data into an unreadable format

• To authenticate cryptographic keys

• To trigger key rotation processes

What term describes the process of periodically changing session keys during a communication session to limit data exposure?

• Key rotation

• Rekeying

• Crypto shredding

• Embedded keys

What error message might be displayed by a browser when accessing a website with a self-signed certificate?

• "Your connection is not private"

• "Certificate Hold error"

• "Mismatched keys"

• "Invalid certificate chain"

What type of authentication requires both client and server devices to use certificates to verify identity?

• Mutual authentication

• Single-factor authentication

• Biometric authentication

• Password-based authentication

What entity is responsible for issuing and guaranteeing certificates in a cryptographic system?

• Certificate Authority

• Certificate Registrar

• Public Key Infrastructure (PKI)

• Key Management Service

What is the primary purpose of key rotation in cryptographic systems?

• To increase data exposure

• To mitigate issues associated with brute force attacks

• To decrease security measures

• To prolong the use of compromised keys

What technique involves using cryptographic methods to transform protected data into an unreadable format?

• Key rotation

• Crypto shredding

• Embedded keys

• Cryptographic obfuscation

What could be a possible cause of the error message "your connection is not private" when accessing a known website?

• Weak cipher suite configuration

• Expired digital certificate

• Insecure storage of cryptographic keys

• Misconfigured mutual authentication

True or False: A website protected with a valid digital certificate is guaranteed to be safe.

• True

• False