(Data packets) may be protected by a checksum.Logical formLearned from4 sentences. A document may be protected by a password.Logical formLearned from4 sentences. A public key may be protected with a private key.Logical formLearned from4 sentences. Implementations may protect a key management.Logical formLearned from4 sentences. A certificate may be protected with a key.Logical formLearned from4 sentences. Hosts may be protected by firewalls.Logical formLearned from4 sentences. A (clock gene) may be protected.Logical formLearned from4 sentences. Access-lists can be effective in protecting tunnels.Logical formLearned from4 sentences. A responsibility can be for protecting a public.Logical formLearned from4 sentences. Organizations may protect systems.Logical formLearned from4 sentences. Autonomy may be protected.Logical formLearned from4 sentences. Responsibilities can be for protecting the rights of human subjects of research.Logical formLearned from4 sentences. Medical records may be protected.Logical formLearned from4 sentences. A resolution of a question may protect a subordinate.Logical formLearned from4 sentences. Judges may protect rights.Logical formLearned from4 sentences.