David Little
Mathematics Department
Penn State University
Eberly College of Science
University Park, PA 16802
Office: 403 McAllister
Phone: (814) 865-3329
Fax: (814) 865-3735
e-mail:dlittle@psu.edu

Home Courses Math Links Resources Java Applets

Java Applets and other Interactive Material

Cryptography
  • Vigenere by David Little and Mike Zabrocki
    Encrypts, decrypts and breaks Vigenere encoded messages.
  • Rectangular Transposition by David Little and Mike Zabrocki
    Encrypts, decrypts and breaks Rectangular Transposition encoded messages.
  • Monoalphabetic Substitution
    Encrypts, decrypts and breaks Monoalphabetic Substitution encoded messages.


© 2004 David P. Little
Unless otherwise stated, the above applets were written by David Little. They may be used without permission from the author for home and/or educational (non-profit) purposes only. Any other use must be approved by the author.