Cryptography in C and C++

This book covers all that is needed to write professional-level cryptographic code. An expanded and improved version of the very well received first edition, it includes approximately 100 pages of new material as well as numerous improvements in the original text. TOC:Part I: Arithmetic and Number Theory in C: Introduction. Number Format-The Representation of Large Integers in C. Interface Semantics. Basic Calculations. Modular Arithmetic - Calculating with Residue Classes. Where Everything Comes Together: Modular Exponentiation.- Bitwise and Logical Functions. Input, Output, Assignment, Conversion.- Dynamic Registers. Number-Theoretic Functions. Large Random Numbers. Tests.- Part II: Arithmetic in C++ with the Class LINT: Classes: With C++ Everything Is Easier. The LINT Public Interface: Members and Friends. Error Handling. An Application Example: The RSA Cryptosystem. Do It Yourself: Test LINT. Approaches to Further Development. Afterword.- Appendices: Appendix A: Rijndael : A successor to DES. Appendix B: List of C Functions. Appendix C: List of C++ Functions. Appendix D: Macros. Appendix E: Calculation Times. Appendix F: Notation. Appendix G: Arithmetic and Number-Theoretic Software Packages. Appendix H: List of Figures and Tables. Index.