Obfuscation

Question 1

Obfuscation

Answer 1

Is the process of making something unclear, and much more difficult to understand. If you can how the obfuscation is done you can read the data. You can hide information in plain sight (credit card number). Hide information in the image - steganography.

Question 2

Cover text

Answer 2

This is an image where you have hidden informations. This is the container document or file.

Question 3

Tokenization

Answer 3

Replace sensitive data with non-sensitive placeholder (token). Payments: temporary token created from your credit card number, and that token is what is send across the network. This is one time use token, which means if somebody does capture that token during the transfer and will try to use it again, that token will be denied because it can only be used once.