Author Question: What usually is the longest stage in a cryptographic system dialogue? A) Ongoing communication ... (Read 47 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
What usually is the longest stage in a cryptographic system dialogue?
 
  A) Ongoing communication
  B) Negotiation of security methods and parameters
  C) Keying
  D) Mutual authentication

Question 2

Electronic signatures usually provide ________.
 
  A) message-by-message authentication
  B) message integrity
  C) Both A and B
  D) Neither A nor B



diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

For a complete list of videos, visit our video library