crypt function and link error “undefined reference to 'crypt'”

Question

I have used the crypt function in c to encrypt the given string. I have written the following code,

#include
#include

int mai         


        

Answer 1

crypt() uses DES which is extremely insecure and probably older than you 12 years older than you.

I suggest you use a serious encryption algorithm, such as AES. Many libraries offer such encryption; OpenSSL (crypto.lib) is a good choice for example.

^{Not answering your actual question since a lot of people already did}