From a security standpoint, what are the differences that must be addressed between data with a day-long confidentiality timeliness and data with timeliness of a year or more?
An active attacker changes the ciphertext which was made using the AES cipher algorithm. Which message properties are preserved even though that change was made. Choose one of the below: 1) Integrity ...
I'm wanting to share datasets between two organisations in a pseudonymised way such that they link together via mutual entities (e.g. people) but so that the entities cannot be identified. E.g.: ...
So for AEAD we have this scheme: encrypt(AD, Data) -> [key, cipher, tag] What if I want to provide some external identifier as an additional data (to be able to prove ext_id to get data back is ...