A plan may protect an environment.Logical formLearned from4 sentences. A standard may protect a public.Logical formLearned from4 sentences. Some tunnel may protect a flow.Logical formLearned from4 sentences. An information may be protected by laws.Logical formLearned from4 sentences. A content may be protected from access.Logical formLearned from4 sentences. A system may protect against passive attacks.Logical formLearned from4 sentences. And/or may be protected from disclosure.Logical formLearned from4 sentences. Exchanges may be protected.Logical formLearned from4 sentences. Messages of a (configuration protocol) may be protected.Logical formLearned from4 sentences. (E-mail security protocols) may protect a (message body).Logical formLearned from4 sentences. A firewall may protect a (correspond node) of node.Logical formLearned from4 sentences. A checksum may protect hops from processing a header.Logical formLearned from4 sentences. Confidentiality may protect against eavesdropping.Logical formLearned from4 sentences. A response may be protected.Logical formLearned from4 sentences. A mechanism can be for protecting a (network infrastructure).Logical formLearned from4 sentences.