Blockchain is a distributed database. How does it differ from traditional databases?

5

How does the length of a hash value affect security?

451

Does IAIK support RC4 ? Is the code written the same way as for RC2 ?

1415

What do you understand by blockchain?

1

What are some other public key cryptosystems ?

1607

Can you share the names of platforms are that are actively developing blockchain apps?

1

Can the data stored in a block modified once it is written? If so, why?

5

What is a one-time-pad?

1747

What is Mondex ?

1539

What is a nonce in a blockchain?

1

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.

3023

What is blockchain technology?

1

Why do you keep the name of the used cipher in the open?

1876

In blockchain technology, what does the word “blocks” stand for?

1

Tell me more about rsa algorithm?

1