Blog search: #Ascii armor


Ascii_easy -

Posted on July 19, 2016

As usual, we have a program: ascii_easy, which has the permissions to get the flag. After a fast reverse-engineering we can imagine that the source code from where it comes from should look more or less like this:

#define MEM 0x80000000

int is_ascii(char c){
    if (c <= 0x1f || c ...