Rahman, Anisur <br/><br/>
A tri level crytographic technique for secured message transactions 
Anisur Rahman, Supervised by M. Lutfar Rahman 
 - Daffodil International University, Dhaka :  Anisur Rahman,  December 2009. 
 - xiv, 73 p. :  ill., figs., tables ;  29 cm. 
 - B.Sc. Project Report .
<br/><br/>Includes bibliographical references (p. 71) 
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<br/><br/><label>Dewey Class. No.: </label>P01082