1. Factorization and Primality Testing
2. Burton, D. 2007. Elementary Number Theory, Seventh Edition. New York: McGraw Hill.
3. Koblitz, N. 2004. A Course in Number Theory and Cryptography, Second Edition. New York: Springer-Verlag.
4. Mollin, R. 2003. RSA and Public-Key Cryptography. Boca Raton: Chapman & Hall/CRC.
5. Wagstaff, S. 2003. Cryptanalysis of Number Theoretic Ciphers. Boca Raton: Chapman & Hall/CRC.