Bob thinks that generating and storing a random salt value for each userid is a waste. Instead, he is proposing that his system administrators use a SHA-1 hash of the userid as its salt. Describe whether this choice impacts the security of salted passwords and include an analysis of the respective search space sizes.

Adefendant visited her doctor to seek treatment for a bullet wound. while he was treating the wound, the doctor asked the defendant how she was shot. the defendant replied that she was struck by a police officer’s bullet while running away from a jewelry store she had robbed, but she implored the doctor not to tell this to anyone. the doctor promised that he would not. although the defendant was never charged by the police, the owner of the jewelry store brought suit against her seeking the value of the stolen goods. the defendant denied robbing the store. at the trial, the owner calls the doctor to testify to the statement made to him by the defendant. the defense attorney objects on the ground that such testimony is barred by the jurisdiction’s physician-patient privilege. should the objection be sustained?

Should the government in china restrict the rights to the media/social media? why or why not?

Toward the end of the roman empire, what caused a decrease in the use of coined money tell me now