Hussain, Muhammad Junaid (MSIS-1) creator Rawalpindi MCS (NUST) September, 2004 ix, 57 p. Introduction (page-1) Philosophy-secure cryptosystem (page-5) Pseudorandom numbers (page-10) Analysis of block ciphers by NIST (page-17) Conclusion (page-51) Muhammad Junaid Hussain Almirah No.70 Shelf No.3 PG Thesis MSIS-1 005.8 20170207153154.0