Muhammad Mustafa Khateeb, Syed Muhammad Sajid Karim & Syed Ibad Rehman Secure File Sharing Using Cryptography - Karachi: UIT, 2012 Standard No.: 11B-010-BS, 11B-027-BS & 11B-049-BS Subjects--Personal Names: Computer Science Subjects--Topical Terms: Bachelor of Computer Science (BS)