WHAT IS A SAMPLE USER INTERFACE OF DES ENCRYPTION/DECRYPTION
PROJECT?
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Do digital signatures help detect altered documents and transmission errors?
Hello. In Snort, how a digital signature is actually created for the authentication purpose and thereby provides intrusion detection as well as prevention. How the software for IDS/IPS comes to know regarding the threat/vulnerability using digital signature ? Whether any specific language or programming is used or not.
what is the difference between encryption and hashing?
What are the advantages of public-key cryptography compared with secret-key cryptography?
Is there a limit on the file size or on the number of encrypted files?
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 is secret-key cryptography ?
What is nonlinear cryptography?
What is decryption?
what is trapdoor and how does it works?
What is the mceliece cryptosystem?
What key size should be used ?
Cryptography Algorithms 
