Integrity protection is a must for Fred's business, and it can be achieved by digitally signing messages. The signature will become invalid if it is altered in any way. Because the business does not intend to maintain confidentiality, encryption is not required.
TLS can offer in-transit protection, but it won't guarantee the messages' integrity. Similarly, using a hash without a mechanism to confirm that the hash wasn't altered won't guarantee integrity either.
Confidentiality refers to a set of guidelines or a commitment that, in most cases, is carried out through confidentiality agreements and that restricts access to or uses of particular kinds of information.
Conversations between doctors and patients frequently fall under the confidentiality umbrella. Even while testifying under oath in court, certain conversations between doctors and patients are protected by law. [6] This doctor-patient privilege only applies to information shared between the two parties while they are receiving medical treatment.
The law frequently requires attorneys to keep all information relating to client representation secret. The attorney-client evidentiary privilege only protects conversations between the attorney and the client; the duty of confidentiality extends much further.
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