How Encoding is different from Encryption?
What is a zed encoder? How does it work?
What are the cfb and ofb modes?
What is the difference between a message authentication code (MAC) and a one-way hash?
What if a certifying authority?s key is lost or compromised ?
What is cryptology?
What are the disadvantages of public-key cryptography compared with secret-key cryptography?
A company wants to transmit data over the telephone, but it is concerned that its phones may be tapped. All of its data is transmitted as four-digit integers. It has asked you to write a program that will encrypt its data so that the data may be transmitted more securely. Your script should read a four digit integer entered by the user in a prompt dialog and encrypt it as follows: Replace each digit by (the sum of that digit plus 7) modulus 10. Then swap the first digit with the third, and swap the second digit with the fourth. Then output XHTML text that displays the encrypted integer.
What are the counter and pcbc modes?
Actual role of cryptography is data security .Explain with real world example?
What is public key encryption?
What is meant by 1024, 2048, 5096 bit encryption?
How to remove the Kryptel (Silver Key) icon from the desktop?