Think about RSA. Harder Encryption (computationally) is achieved with a high e. Too bad that Wiener in 1990 proved that if d (private key) is small enough we ca

Think about RSA. Harder Encryption (computationally) is achieved with a high e. Too bad that Wiener in 1990 proved that if d (private key) is small enough we can easily crack it using continued fractions.