CompSci - Data Security & Integrity

Question 1

Security Problems Occuring During Online File Transfer

Answer 1

Data can be:

Intercepted
Corrupted
Overwritten by concurrency of transfer
Malware

Question 2

Encryption Types

Answer 2

Symmetric - Both sender and receiver share a key used to encrypt and decrypt sent data

Asymmetric - Both sender and receiver have two keys each, public and private. If someone sends a message, the message is encrypted with the receiver’s public key and can only be decrypted with their private key.

Question 3

Biometric Data Collection Complexity

Answer 3

High-quality sensors that can vary by environment
User cooperation
High natural variability in data
Privacy concerns