Mumbai University > Computer Engineering > Sem 7 > Cryptography and System Security

Marks: 10 Marks

Year: May 2016

• The key size used in DES is of 56 bit length .According to modern day computational powers, a brute-force attack on DES can be completed in 22 hours.
• IDEA is an alternative developed in place of DES. It is also a symmetric-key cipher.
• IDEA stands for International Digital Encryption Algorithm …